WO2011084308A2 - Mécanismes de verrouillage destinés à être utilisés avec des dispositifs pour former une fermeture entre des matières - Google Patents

Mécanismes de verrouillage destinés à être utilisés avec des dispositifs pour former une fermeture entre des matières Download PDF

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Publication number
WO2011084308A2
WO2011084308A2 PCT/US2010/059191 US2010059191W WO2011084308A2 WO 2011084308 A2 WO2011084308 A2 WO 2011084308A2 US 2010059191 W US2010059191 W US 2010059191W WO 2011084308 A2 WO2011084308 A2 WO 2011084308A2
Authority
WO
WIPO (PCT)
Prior art keywords
fastening member
mating surface
fastening
rails
mating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2010/059191
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English (en)
Other versions
WO2011084308A9 (fr
WO2011084308A3 (fr
Inventor
William D. Kelsey
Scott D. Wolf
Benjamin Meager
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gore Enterprise Holdings Inc
Original Assignee
Gore Enterprise Holdings Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gore Enterprise Holdings Inc filed Critical Gore Enterprise Holdings Inc
Priority to CA2792846A priority Critical patent/CA2792846A1/fr
Publication of WO2011084308A2 publication Critical patent/WO2011084308A2/fr
Publication of WO2011084308A3 publication Critical patent/WO2011084308A3/fr
Publication of WO2011084308A9 publication Critical patent/WO2011084308A9/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/10—Slide fasteners with a one-piece interlocking member on each stringer tape
    • A44B19/14—Interlocking member formed by a profiled or castellated edge
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/10—Slide fasteners with a one-piece interlocking member on each stringer tape
    • A44B19/16—Interlocking member having uniform section throughout the length of the stringer
    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44B—BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE
    • A44B19/00—Slide fasteners
    • A44B19/24—Details
    • A44B19/32—Means for making slide fasteners gas or watertight
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/25—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners
    • B65D33/2508—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor
    • B65D33/2541—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor characterised by the slide fastener, e.g. adapted to interlock with a sheet between the interlocking members having sections of particular shape
    • B65D33/2558—Riveting; Dovetailing; Screwing; using press buttons or slide fasteners using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor characterised by the slide fastener, e.g. adapted to interlock with a sheet between the interlocking members having sections of particular shape the slide fastener having a non-constant section throughout the length of the fastener, e.g. slightly undulated interlocking members or castellated stringers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/45—Separable-fastener or required component thereof [e.g., projection and cavity to complete interlock]
    • Y10T24/45152—Each mating member having similarly shaped, sized, and operated interlocking or intermeshable face
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T24/00—Buckles, buttons, clasps, etc.
    • Y10T24/45—Separable-fastener or required component thereof [e.g., projection and cavity to complete interlock]
    • Y10T24/45152—Each mating member having similarly shaped, sized, and operated interlocking or intermeshable face
    • Y10T24/45157—Zipper-type [e.g., slider]

Definitions

  • Fastening devices typically include two flexible elongated components having teeth (i.e zippers) which are forced to interlock and separate by moving a slide along the components. Although such fastening devices have long been used to close and open various articles, such as clothing and bags, such devices suffer from the allowance of liquids and gases within the fastener, and are therefore not useful for conditions in which a wind-proof, gas-tight and/or waterproof article is desirable.
  • teeth i.e zippers
  • fastening devices having mating surface with rails that interlock to form fluid tight closures have been developed.
  • these fastening devices are generally inserted into a bottom stop to hold the interlocked rails in place and prevent them from sliding upon each other during use .
  • these devices are highly useful in applications which require protection from wind and water, the devices may experience pull-out during use. That is, the rails may disengage from the bottom stop or slide past each other when a force parallel to the axis of the rails is applied.
  • the opening in the bottom stop has been previously made smaller to facilitate a snugger fit of the rail into the bottom stop. This, however, may make it difficult to insert the rail into the bottom stop in the first place.
  • the fastening device includes a first fastening member (10) having two opposing ends (20).
  • the first fastening device also includes a first mating surface (30) having a plurality of rails (40) having channels (50) there between, wherein at least one of the plurality of rails comprises an opening (60).
  • the waterproof fastening device also includes a second fastening member.
  • the second fastening member (70) has two opposing ends (20) and further has a second mating surface (80) having a plurality of rails (40) with channels (50) there between.
  • the second mating surface (80) is adapted for operatively engaging the first mating surface (30) to facilitate the formation of a waterproof seal.
  • at least one of the channels (50) has a projection (110) which is adapted to engage the opening (60) in the plurality of rails when the first mating surface (30) and the second mating surfaces (80) are operatively engaged.
  • the waterproof fastening device also includes a slider (90) engageable and movable along the first and said second mating surfaces.
  • the slider is adapted for forming and maintaining a waterproof seal between said first and said second mating surfaces.
  • the waterproof fastening device may also include a stop block (100) fixedly connected to one end of the two opposing ends of the first fastening member or the second fastening member.
  • the stop block is adapted to house one end of the first fastening member and the second fastening member when the first mating surface and the second mating surface are operatively engaged.
  • the projection is positioned closer to the end having a stop block fixedly connected thereto than to said opposing end.
  • the projection desirably possesses the same shape as the opening or openings.
  • the opening is the shape of a circle, trapezoid, triangle, square, rhombus, rectangle, or the like.
  • the opening is a series of repeating geometries and/or repeating alternating geometries .
  • Another aspect of the invention addresses a waterproof fastening device having a first fastening member (10) having two opposing ends (20).
  • the first fastening device also includes a first mating surface (30) having a plurality of rails (40) having channels (50) there between, wherein at least one of the plurality of rails comprises multiple openings (60).
  • the waterproof fastening device also includes a second fastening member.
  • the second fastening member (70) has two opposing ends (20) and further has a second mating surface (80) having a plurality of rails (40) with channels (50) there between.
  • the second mating surface (80) is adapted for operatively engaging the first mating surface (30) to facilitate the formation of a waterproof seal.
  • at least one of the channels (50) has multiple projections (1 10) which is adapted to engage the multiple opening (60) in the plurality of rails when the first mating surface (30) and the second mating surfaces (80) are operatively engaged.
  • Yet another aspect of the invention addresses a waterproof fastening device having a first fastening member (10) having two opposing ends (20).
  • the first fastening device also includes a first mating surface (30) having a plurality of rails (40) having channels (50) there between.
  • the waterproof fastening device also includes a second fastening member.
  • the second fastening member (70) has two opposing ends (20) and further has a second mating surface (80) having a plurality of rails (40) with channels (50) there between.
  • the second mating surface (80) is adapted for operatively engaging the first mating surface (30) to facilitate the formation of a waterproof seal.
  • the fastening device also includes at least one interlocking protuberance positioned in communication with the mating surface of the first fastening member and at least one interlocking protuberance 130 in communication with the mating surface of the second fastening member wherein the at least one interlocking protuberance positioned in communication with the mating surface of the first fastening member and the at least one interlocking protuberance in communication with the mating surface of the second fastening member are adapted to interlock with each other when said first mating surface and said second mating surface are operatively engaged.
  • Yet another aspect of the invention addresses a waterproof fastening device having a first fastening member having two opposing ends.
  • the first fastening device also includes a first mating surface having a plurality of rails having channels there between.
  • the waterproof fastening device also includes a second fastening member.
  • the second fastening member has two opposing ends and further has a second mating surface having a plurality of rails with channels there between.
  • the second mating surface is adapted for operatively engaging the first mating surface to facilitate the formation of a waterproof seal.
  • the first fastening member and second fastening member do not pull- out when between about 10 up to about 200 Newtons or about 10 up to about 90 Newtons of force is applied using the holding force test.
  • Yet another aspect of the invention addresses a waterproof fastening device having a first fastening member having two opposing ends.
  • the first fastening member also includes a high coefficient of friction first mating surface having a plurality of rails having channels there between.
  • the waterproof fastening device also includes a second fastening member.
  • the second fastening member has two opposing ends and further has a high coefficient of friction second mating surface having a plurality of rails with channels there between.
  • the second mating surface is adapted for operatively engaging the first mating surface to facilitate the formation of a waterproof seal.
  • Yet another aspect of the invention addresses a waterproof fastening device having a first fastening member having two opposing ends and a first mating surface.
  • the first mating surface has a plurality of rails having a plurality of depressions and peaks thereon.
  • the waterproof fastening device also includes a second fastening member.
  • the second fastening member has two opposing ends and a second mating surface and further has a plurality of rails having a plurality of depressions and peaks thereon.
  • the depressions and peaks of the first mating surface are adapted to interlock with the depressions and peaks of the second mating surface to prevent pull-out.
  • the second mating surface is adapted for operatively engaging the first mating surface to facilitate the formation of a waterproof seal.
  • Fig. 1 is a perspective view of a fastening device having a first fastening member, a second fastening member, and a slider.
  • Fig. 2 is a perspective view of a first mating surface having an opening and a second mating surface having a projection.
  • Fig. 3 is perspective view of fastening devices having multiple projections and openings.
  • Fig. 4 is a perspective and cross-sectional view of a first fastening member interlocked with a second fastening member.
  • Fig. 5 is a perspective view of a side oriented locking mechanism component.
  • Fig, 6 is a perspective view of an interlocking protuberance.
  • Fig, 7 is a perspective view of an interlocking protuberance seated inside a fastening member.
  • Fig. 8 is perspective view of a fastening member having depressions and peaks.
  • Fig. 9 is a perspective view of a fastening member defining height of the fastening member and width of the mating surface.
  • Fig. 10 is an illustration of the holding force test.
  • DETAILED DESCRIPTION Fastening devices for creating and maintaining a seal are described herein.
  • the devices of the present invention utilize various constructions for preventing mating surfaces from sliding past each other or pulling out during use. These constructions include, for example, projection/opening combinations, interlocking protuberances, high coefficient of friction mating surfaces, and depression/peak combinations.
  • any given range presented herein is intended to include any and all lesser included ranges.
  • a range of from 45-90 would also include 50- 90; 45-80; 46-89 and the like.
  • the range of 95% to 99.999% also includes, for example, the ranges of 96% to 99.1 %, 96.3% to 99.7%, and 99.91 to 99.999%.
  • the fastening device includes a first fastening member 10, a second fastening member 70 and a slider 90.
  • the fastening device creates a seal along the entire length of the first fastening member 10 and second fastening member 70.
  • an opening exists between first fastening member 10 and second fastening member 70, thereby providing access to the space to the interior of the seal.
  • a seal is formed by sliding the slider 90 down the length of the fastening member which causes the slider 90 to interlock the mating surface 30 of the first fastening member 10 with the mating surface 80 of the second fastening member 70.
  • the slider is moved in a direction causing the first fastening member and the second fastening member to pass within the slider from the opening end 20 to the closing end 20.
  • the slider confines the first mating surface into contact with the second mating surface thereby creating a seal.
  • the fastening device bears similarity to a zipper, whereby the user of the fastening device manipulates the slider 90 to facilitate the formation of the seal, and also manipulates the slider 90 to unseal the fastening device and gain access to the interior of the seal.
  • the fastening members may interlock without the use of a slider.
  • the fastening members of the fastening device may by manually coupled.
  • the fastening devices currently described unlike conventional zippers, do not utilize teeth and are generally waterproof. The property of waterproofness is described below.
  • FIG. 4 clearly illustrates that, if desired, first fastening member 10 may be reversed relative to second fastening member 70. That is, FIG. 4 illustrates that first fastening member 10 extends to the left of the page, while the second fastening member 70 extends to the right of the page. Conversely, the first fastening member 10 may extend in a reverse direction, that is, to the right of the page, while the second fastening member 70 may extend to the left of the page. Therefore, waterproof fastening device can be configured to provide access from either direction to the interior of the article to which it is attached. Of course, if the seal is sufficiently long, when unsealed, the first fastening member 10 may be moved away from second fastening member 70 to provide extensive access from any direction to the interior of the article to which device 10 is attached.
  • the fastening device may be incorporated into a variety of different objects incorporating fabrics or other laminate materials (which may be waterproof or non- waterproof), such as wet suits, waders, rain gear, marine apparel, and boots, to name but a few.
  • the first fastening member desirably includes a sufficient width of runout material 120 such that it may be permanently attached to an object, such as, for example, a clothing article, to form one side of the seal on the object.
  • the second fastening member 70 also includes a sufficient width of runout material 120 such that it too may be permanently attached to an object to form a second side of the seal for the object.
  • the first fastening member 10 and second fastening member 70 are made of resilient material that is capable of interlocking to form a seal.
  • the first fastening member and second fastening member can be made of the same or different resilient materials utilizing extrusion, casting or other methods known in the art. Such materials may include, but are not limited to rubber or plastic, such as poly-vinyl chloride (PVC) or linear low density polyethylene (LLDPE) or elastomers such as polyurethane or elastomeric polyamides or polyesters.
  • PVC poly-vinyl chloride
  • LLDPE linear low density polyethylene
  • elastomers such as polyurethane or elastomeric polyamides or polyesters.
  • the first fastening member 10 and second fastening member 70 may be glued, heat welded or otherwise bonded to an adjacent material.
  • the fastening device may be formed as an integral part of an object during manufacture of the object itself.
  • the first and second fastening members may be attached to adjacent material surfaces as part of a product, such as, for example, a jacket front.
  • the material surfaces would be the left and right front sides of the jacket, which substantially define a first plane.
  • the interlocked first and second mating surfaces of the first and second members also substantially define a plane (which may be parallel), such as is illustrated in FIG. 4.
  • the slider 90 is desirably made of a relatively hard material, such as, without limitation, a hard plastic, rubber, ceramic, metal, metal alloy, or a
  • the slider may be made of a softer material.
  • mating surfaces 30 and 80 may, if desired, incorporate a multitude of constructions and materials.
  • the mating surfaces may include rails 40 and channels 50 which facilitate the interlocking of the first fastening member with the second fastening member.
  • the rails and channels may form male and female shapes to aid in the interlocking of the fastening members.
  • the rails and channels may be formed of one material, such as, for example, soft rubber.
  • the rails and/or channels may be formed from a variety of materials including materials of higher durometer that still behaves in a resilient manner.
  • the first fastening member 10 and second fastening member 70, including mating surfaces 30 and 80 may incorporate metallic or hard plastic inserts.
  • a variety of other materials such as, without limitation, gel, silicone, polytetrafluoroethylene (PTFE) fibers, metal or coil zipper sections, lubricants, and/or sealants may all be used in or on one or more of the components of the fastening devices disclosed herein.
  • PTFE polytetrafluoroethylene
  • the rails and/or channels may be composed of one or more openings and/or projections.
  • an opening can be present in the first fastening member or second fastening member and a projection can be present in the fastening member which does not contain the opening.
  • the projection which may be of similar or same size, shape, and configuration as the opening, will be adapted to fit snugly inside the opening.
  • the mating surface upon insertion of an end 20 of the first and/or second fastening member into a stop block 100 of a garment (i.e. a jacket), the mating surface will be forced to be aligned properly (in order to form the seal).
  • the stop block may be attached to an end of the fastening member by a variety of means including, but not limited to, applying adhesive. Alternatively, the absence of a stop block the ends may be welded or otherwise bonded together.
  • the two fastening members will be able to pass through the slider without obstruction and can be seated and unseated with the slider. However, because of the combination of the opening and projection, once seated, the two mating surfaces will be prevented from sliding past each other along the parallel axis of the fastening device.
  • multiple openings and multiple projections may be used along the length of the mating surfaces of the first fastening member and second fastening member (See Fig. 3).
  • the use of multiple projections and openings may help to further ensure prevention of pullout of the fastening members.
  • the location of the projections and/or openings will be limited to the half of the mating surface that is closest to the stop block, while other embodiments may possess projections and/or openings along the entire length of the mating surfaces. It is also contemplated that in some embodiments of the invention a stop block may not be needed.
  • openings and projections a variety of geometries may be used for the opening(s) and projections (s).
  • Non-limiting examples include the shape of a circle, trapezoid, triangle, square, rhombus, rectangle, the like, or
  • the opening is a series of repeating geometries and/or repeating alternating geometries. It is also contemplated that the openings and projections may be in a notch/groove configuration and they may also relate to each other in planar or linear relation as well as non-planar and non-linear relations. It should also be noted that the projections and opening (as well as the additional configurations described below) may be oriented on the sides of the individual rails/and or channels as shown in figure 5.
  • the projection/opening configuration may be created by providing two fastening members of similar shape, but not similar size.
  • the fastening member having the oversized profile can be trimmed in the longitudinal direction along the majority of the rail length leaving only a small section having the oversized profile.
  • this small oversized region presses tightly into a groove on the opposing rail thereby reducing the longitudinal slippage between the two rails.
  • a cavity such as an indentation or slot or transverse groove or notch or the like, can be created in the mating rail of the second extrusion in a location so that the oversized section of the first extrusion fits into this cavity in the second extrusion.
  • the presence of the oversized region of the first extrusion in the cavity of the second extrusion can also reduce the longitudinal slippage between the two extrusions.
  • interlocking protuberances 130 are used as locking mechanisms in lieu of the projection opening configuration.
  • at least one interlocking protuberance is in communication with the mating surface of the first fastening member.
  • At least one corresponding interlocking protuberance is in communication with the mating surface of the second fastening member.
  • the interlocking protuberances Upon sealing of the fastening members together, the interlocking protuberances lock together, similar to a snap on a school backpack, to form a locking mechanism.
  • the interlocking protuberances may be found on the surface of the rail, the channels of the rail, or combination thereof. Additionally, in some embodiments openings may be cut through the rails and/or channels of the first and/or second fastening members and the
  • interlocking protuberances may be inserted therein. Further, the interlocking
  • protuberances may be found in continuous and/or discontinuous patterns along the mating surfaces.
  • the protuberances may be formed from a wide variety of materials.
  • interlocking protuberances may also take on a variety of shapes and sized. Non-limiting examples of these are shown in Figures 6 and 7.
  • a further embodiment of the invention utilizes high coefficient of friction mating surfaces for forming a locking mechanism.
  • High coefficient of friction is a COF of greater than 0.7 utilizing standard COF testing as known in the art. These mating surfaces may be formed by many mechanisms including, but not limited to, sand blasting. Further, a high COF may be achieved by applying fine powder, abradents, silica, or the like to the mating surfaces in continuous or discontinuous patterns. In use, the high COF portions of the first fastening member mate with the high COF portions of the second fastening member to form a locking mechanism and help prevent pullout of the fastening device.
  • depressions 140 and peaks 150 are used along the rails 40 of the mating surfaces 10 are used to form a locking mechanism.
  • the depressions 140 and peaks 150 along the rails may be formed by a variety of mechanisms including, but not limited to, cutting depressions out of the rails and heat soldering depressions into the rails.
  • the depressions and peaks of the first fastening member interlock with the depressions and peaks of the second fastening member to form a locking mechanism that renders the fastening device resistant to pullout,
  • the fastening devices of the present invention resist pull-out when between about 10 up to about 50 Newtons of Force, more desirably between about 10 up to about 90 units of force, more desirably between about 10 and about 200 Newton of force, and even more desirably between about 10 and about 400 Newtons of force is applied. It is also contemplated that the fastening devices of the present invention may resist pull-out when more than 400 Newtons of force is applied. In contrast, fastening devices which do not utilize the locking mechanisms described above may typically experience pullout when less than 10 Newtons of force is applied to the fastening members. A description of the method utilized to determine holding force is below.
  • the device can be used for outdoor clothing and apparel, outdoor equipment and cases, marine apparel and equipment, and even for everyday apparel.
  • the device is particularly useful for products that are required to be fully waterproof.
  • Such products include, without limitation, hazardous material suits, fire suits, dry suits, dry bags, bivy sacks, waders, space suits, tents, shipping packages, household storage bags, map cases, chart cases, kayak skirts, backpack covers, computer cases, electronic device cases, watercraft containers, inflatable cases (for cameras, etc.), flotation bags, flotation devices, waterproof pockets, fishing vest pockets, smell-proof pockets (for bears, etc.), and wetsuits.
  • the device of the present invention is also particularly useful for products requiring or benefitting from being wind proof.
  • Such products include, without limitation, jackets, sleeping bags, rain gear, boots, kayak jackets, wind breakers, wind proof fleeces, and tents.
  • the device of the present invention has a number of other advantages, including, without limitation, being: airtight, watertight, gas tight, wind proof, quiet, less likely to get caught or jammed, lightweight, nonmetal (i.e., light, cheap and not cold), fully recyclable, smooth to operate, inexpensive and easy to produce.
  • This device also eliminates the need for zipper-covering flaps and can be used in essentially any zipper function, thereby allowing hundreds of new products to be made using the device.
  • such new products can include the following: zip-down waders, zip- down dry bags, zip-down bivy sacks, easy access kayak skirts, fully waterproof rope bags, fully waterproof pockets, watertight/airtight shipping packages, easy access dry suits, everyday camera bags for underwater photos or films, fully waterproof and fully functional backpacks or fanny packs, zip-down rain pants and zip-in-half rain tarps.
  • WATERPROOFNESS In order to test the waterproofness of the fastening devices described herein, the devices where subjected to the Suter test as known in the art, described below. Fastening devices (available from W.L.
  • Gore and Associates, Elkton, MD were attached, by seam sealing as known in the art, to a waterproof laminate fabric (available from W.L. Gore and Associates, Elkton, MD) appropriate for use in a waterproof jacket.
  • the Suter test procedure is used, which is based generally on the description in ISO 81 1 - 1981 , This procedure provides a low pressure challenge to the sample being tested by forcing water against one side of the test sample and observing the other side for indication that water has penetrated through the sample.
  • the sealed seam test sample is clamped and sealed between rubber gaskets in a fixture that holds the sample so that water can be applied to an area of the sample 3 inches in diameter (7.62 cm).
  • the water is applied under air pressure of 3 psig (0.21 bar) to one side of the sample.
  • 3 psig (0.21 bar)
  • the water would be applied to the face or exterior side.
  • water is applied to the face side of the sample and the opposite side, or seam backer layer, is observed for leaks.
  • the locking mechanisms are the rails and channels of the mating surfaces as well as the placement of the projection into the opening to securely seal the mating surface of the first fastening member to the second fastening member.
  • the projection was constructed from the rubber materials utilized for construction of the mating surfaces.
  • the projection was constructed from a set or sets of metal inserts attached to a mating surface.
  • peaks and depressions as described above were utilized in lieu of openings and/or projections.
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having projections and openings was manufactured using a Davis Standard 2-inch single screw extruder with a 24; 1 Length/Diameter ratio, available from Davis-Standard, LLC, Pawcatuck, CT.
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation Pittsburgh, PA. From the first fastening member, a section of the center rail of approximately 9mm was removed to form an opening.
  • This section of rail was then shortened to 7mm and inserted into the corresponding channel of the second fastening member to form a projection and was thereafter adhered using Super Glue brand adhesive from The Original Super Glue Corporation, Collinso Cucamonga, CA.
  • the placement of the glued in insert was such that when the two fastening members were assembled, the insert in the second fastening member would align with the removed section of rail in the first fastening member.
  • Two additional sections of rail were then removed from the first fastening member at 9mm intervals, trimmed, then inserted and adhered into the corresponding sections of the second fastening member in the same manner as before. In this manner a locking mechanism consisting of three openings and three projections was constructed.
  • the resulting fastening device exhibited a holding force of 42.7N when subjected to the holding force test. Additionally air permeability was measured utilizing the FX3300-II (test pressure 100 PA) available from Advanced Testing Instruments, Inc., Greer, SC. Air permeability was at 0.06 L/m 2 /s. EXAMPLE 2
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having projections and openings was manufactured using a Davis Standard 2-inch single screw extruder with a 24: 1 Length/Diameter ratio, available from Davis-Standard, LLC, Pawcatuck, CT.
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation Pittsburgh, PA.
  • An opening 13 mm long and approximately 0.5 mm wider than the center rail was cut completely through both fastening members, thereby removing a portion of the center rail and the underlying material.
  • These plastic inserts were adhered to the fastening members using Super Glue brand adhesive from The Original Super Glue Corporation, Collinso Cucamonga, CA.
  • the placement of the glued in insert was such that when the two fastening members were assembled, the insert in the second fastening member would align with the insert in the first fastening member. In this manner a locking mechanism having two interlocking plastic inserts was constructed.
  • the resulting fastening device exhibited a holding force of 54.9 N when subjected to the holding force test.
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having projections and openings was manufactured using a Davis Standard 2-inch single screw extruder with a 24: 1 Length/Diameter ratio, available from Davis-Standard, LLC, Pawcatuck, CT.
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation Pittsburgh, PA. From the first fastening member, a section of the center rail of approximately 9mm was removed to form an opening.
  • This section of rail was then shortened to 7mm and inserted into the corresponding channel of the second fastening member to form a projection and was thereafter adhered using Super Glue brand adhesive from The Original Super Glue Corporation, Collinso Cucamonga, CA.
  • the placement of the glued in insert was such that when the two fastening members were assembled, the insert in the second fastening member would align with the removed section of rail in the first fastening member.
  • One additional section of rail was then removed from the first fastening member at 9mm intervals, trimmed, then inserted and adhered into the corresponding sections of the second fastening member in the same manner as before. In this manner a locking mechanism having two openings and two projections was constructed.
  • the resulting fastening device exhibited a holding force of 29N when subjected to the holding force test.
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having projections and openings was manufactured using a Davis
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation Pittsburgh, PA. From the first fastening member, a section of the center rail of approximately 9mm was removed to form an opening. This section of rail was then shortened to 7mm and inserted into the corresponding channel of the second fastening member to form a projection and was thereafter adhered using Super Glue brand adhesive from The Original Super Glue Corporation, Collinso Cucamonga, CA.
  • the placement of the glued in insert was such that when the two fastening members were assembled, the insert in the second fastening member would align with the removed section of rail in the first fastening member. In this manner a locking mechanism consisting of one opening and one projection was constructed.
  • the resulting fastening device exhibited a holding force of 15.4N when subjected to the holding force test.
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having projections and openings was manufactured using a Davis Standard 2-inch single screw extruder with a 24: 1 Length/Diameter ratio, available from Davis-Standard, LLC, Pawcatuck, CT.
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation Pittsburgh, PA, The resulting fastening device exhibited a holding force of less than IO N when subjected to the holding force test.
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having projections and openings was manufactured using a Davis Standard 2-inch single screw extruder with a 24: 1 Length/Diameter ratio, available from Davis-Standard, LLC, Pawcatuck, CT.
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation Pittsburgh, PA.
  • An opening 13 mm long and approximately 0.5 mm wider than the center rail was cut completely through both fastening members, thereby removing a portion of the center rail and the underlying material.
  • These plastic inserts were adhered to the fastening members using Super Glue brand adhesive from The Original Super Glue Corporation, Collinso Cucamonga, CA.
  • the placement of the glued in insert was such that when the two fastening members were assembled, the insert in the second fastening member would align with the insert in the first fastening member.
  • An additional opening (approximately 9 mm from the first opening) 13 mm long and approximately 0.5 mm wider than the center rail was created in the same manner described above and plastic inserts were placed therein. In this manner a locking mechanism having two interlocking plastic inserts was constructed.
  • the resulting fastening device exhibited a holding force of 89.1 N when subjected to the holding force test.
  • EXAMPLE 7 A first and second fastening member similar in shape to figure 2, having mating surfaces 6 mm in width and having depressions perpendicular to the longitudinal axis was manufactured using a Davis Standard 2-inch single screw extruder with a 24: 1
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation
  • a thin metal ruler was placed inside the channel of the first fastening member. Then a heated soldering iron with a tip of diameter approximately 0.7mm was inserted between the metal ruler and the adjacent rail thereby melting the side of the rail and forming a depression on the side of the rail adjacent to the channel. This process of forming a depression was repeated down the entire length of the first fastening member at intervals of approximately 1.58mm, thus forming a row of depressions with corresponding raised areas (peaks) in between. Depressions were then created down the entire length of the second fastening member in an identical manner.
  • the depressions and peaks were located on the sides of the rails in such a manner that when the first fastening member and second fastening member were seated together, the depressions and peaks on the first fastening member lined up and interacted with the depressions and peaks on the second fastening member. In this manner a locking mechanism having two rows of interacting depressions and peaks was created.
  • the resulting fastening device exhibited a holding force of 59. IN when subjected to the holding force test.
  • a first and second fastening member similar in shape to figure 2, having mating surfaces 9 mm in width and having depressions perpendicular to the longitudinal axis was manufactured using a Davis Standard 2-inch single screw extruder with a 24: 1
  • the first and second fastening members were constructed from a thermoplastic polyurethane Texin 990R of approximately 90 Shore A hardness available from Bayer Corporation
  • a thin metal ruler was placed inside the channel of the first fastening member. Then a heated soldering iron with a tip of diameter approximately 0.7mm was inserted between the metal ruler and the adjacent rail thereby melting the side of the rail and forming a depression on the side of the rail adjacent to the channel. This process of forming a depression was repeated down the entire length of the first fastening member at intervals of approximately 1 ,58mm, thus forming a row of depressions with corresponding raised areas (peaks) in between. Depressions were then created down the entire length of the second fastening member in an identical manner.
  • the depressions were located on the sides of the rails in such a manner that when the first fastening member and second fastening member were seated together, the depressions and peaks on the first fastening member lined up and interacted with the depressions and peaks on the second fastening member.
  • fastening devices constructed of mating surfaces having higher durometer materials and/or having wider mating surfaces (See Fig. 9) could have max holding forces of up to 400 N or greater.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Slide Fasteners (AREA)
  • Insertion Pins And Rivets (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)

Abstract

L'invention porte sur un dispositif de fixation imperméable à l'eau. Le dispositif de fixation comprend un premier élément de fixation et un second élément de fixation, qui ont tous deux des surfaces de contact qui comprennent des nervures et des rainures. Les dispositifs de fixation comprennent en outre des ouvertures et saillies de contact qui coopèrent pour former un joint imperméable à l'eau qui est résistant à la séparation.
PCT/US2010/059191 2009-12-16 2010-12-07 Mécanismes de verrouillage destinés à être utilisés avec des dispositifs pour former une fermeture entre des matières Ceased WO2011084308A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2792846A CA2792846A1 (fr) 2009-12-16 2010-12-07 Mecanismes de verrouillage destines a etre utilises avec des dispositifs pour former une fermeture entre des matieres

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/639,537 2009-12-16
US12/639,537 US20100175230A1 (en) 2006-11-19 2009-12-16 Locking Mechanisms For Use With Devices For Forming A Closure Between Materials

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WO2011084308A2 true WO2011084308A2 (fr) 2011-07-14
WO2011084308A3 WO2011084308A3 (fr) 2011-10-20
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Also Published As

Publication number Publication date
US20100175230A1 (en) 2010-07-15
WO2011084308A9 (fr) 2011-12-22
CA2792846A1 (fr) 2011-07-14
WO2011084308A3 (fr) 2011-10-20

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