US3422496A - Method for manufacturing tampons - Google Patents
Method for manufacturing tampons Download PDFInfo
- Publication number
- US3422496A US3422496A US487095A US3422496DA US3422496A US 3422496 A US3422496 A US 3422496A US 487095 A US487095 A US 487095A US 3422496D A US3422496D A US 3422496DA US 3422496 A US3422496 A US 3422496A
- Authority
- US
- United States
- Prior art keywords
- tampon
- jaws
- blank
- radial
- jaw members
- 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.)
- Expired - Lifetime
Links
- 238000000034 method Methods 0.000 title description 17
- 238000004519 manufacturing process Methods 0.000 title description 12
- 238000003825 pressing Methods 0.000 description 35
- 230000006835 compression Effects 0.000 description 19
- 238000007906 compression Methods 0.000 description 19
- 230000002093 peripheral effect Effects 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B7/00—Presses characterised by a particular arrangement of the pressing members
- B30B7/04—Presses characterised by a particular arrangement of the pressing members wherein pressing is effected in different directions simultaneously or in turn
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
- A61F13/2051—Tampons, e.g. catamenial tampons; Accessories therefor characterised by the material or the structure of the inner absorbing core
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/20—Tampons, e.g. catamenial tampons; Accessories therefor
- A61F13/2082—Apparatus or processes of manufacturing
- A61F13/2085—Catamenial tampons
Definitions
- This invention relates in general to the manufacture of tampons, such as are used in feminine hygiene, and more particularly to a method and apparatus for manufacturing finished tampons from blanks of coiled absorbent material, such as cotton fleece sheets.
- an approximately cylindrical tampon blank is subjected to radial compression along a plurality of peripheral contact lines lying on radial planes symmetrically disposed about a predetermined longitudinal axis which represents the central longitudinal axis intended for the finished product.
- the tainpon blank is compressed to the extent where its radial dimensions along such contact lines are reduced to the radial dimensions therealong intended for the finished product.
- the invention provides an apparatus having a plurality of jaw members disposed for movement along respective radial paths surrounding the intended finished tampon central axis.
- Each of these jaw members are provided with inwardly facing, i.e toward the central axis, pressing portions which are disposed to contact corresponding portions of the tampon blank for effecting radial compression thereof.
- alternate jaw members are provided with edge line type pressing portions and cylindrical segment surface pressing portions,
- the jaw members are disposed for limited inward movement along their respective radial paths with their pressing portions in contact with the tampon blank, with the limit inward radial positions of the jaw members corresponding to the dimensions of the finished tampon.
- jaw members having edge type pressing portions be moved inwardly in unison to first compress the tampon blank to its final dimension along the peripheral contact lines of such edges, and then to effect compression of the scalloped portions thus initially produced by means of the jaw members having cylindrical segment pressing portions.
- the invention provides for initially closing all of the jaw members simultaneously so that their pressing portions contact the tampon blank along lengthwise portions thereof which are concentrically located with respect to the intended finished tampon central axis.
- This initial jaw closing operation is performed after the jaws have been spread apart to define an opening having sufficient clearance for inserting the tampon blank, and is performed prior to any further radial compression of the tampon blank, although it is understood that some minimal local compression will result when the jaws are initially closed for supporting and centering the tampon blank, by reason of the contact between such blank and the pressing portions of the jaw members.
- the invention is based upon the discovery that, by virtue of the initial uniform closing movement of all of the jaw members pressing portions approximately as far as the diameter of the tampon blank, a secure centering of the blank in the jaws takes place such that any unilateral gripping of the underside of the tampon blank by the lower press jaws which support it as in cases where the tampon blank is positioned horizontally for pressing, is substantially eliminated. Consequently, there is substantially no premature or unilateral clamping of the blank about any line offset from the intended central axis.
- the tampon blank material is further consolidated concentrically and uniformly towards the central longitudinal axis of the finished tampon.
- Such a uni-form radial compression is particularly desirable because it renders the tampon easier for the user to manipulate for introduction into her body cavity, and prevents buckling which would render such manipulation difficult.
- Another object of the invention is to provide a method as aforesaid which is suitable for the mass production of high quality tampons having uniform stability for convenience in use.
- a further object of the invention is to provide an apparatus for manufacturing tampons in accordance with the aforesaid method.
- FIG. 1 is a schematic end view of an apparatus for manufacturing tampons in accordance with a preferred embodiment of the invention, illustrating such apparatus and a tampon blank in a configuration corresponding to the initial gripping and centering of such blank in accordace with the method of the invention.
- FIG. 2 is another schematic end view of the apparatus of FIG. 1 showing such apparatus and tampon blank in a configuration corresponding to the completion of the edge pressing step in the method according to the invention.
- FIG. 3 is a further schematic end view of the apparatus of FIG. 1 showing such apparatus and tampon blank in a con-figuration corresponding to the completion of the final pressing step in the method according to the invention.
- the apparatus 10 provides for the molding of tampon blanks 11a, such as are formed from approximately cylindrical coiled sheets of cotton fleece, into finished tampons suitable for use in feminine hygiene.
- This molding of the blanks 11a is perfonmed by a plurality of jaw members12 and 13 which radially compress the tampon blank 11a into a semifinished tampon blank 11b shown in FIG. 2, and then finally into the finished tampon 110 shown in FIG. 3.
- each of the jaws 12 are constructed with lateral faces 15 intersecting to define an edge line 16 which contacts the blank along a corresponding peripheral contact line 14.
- the other type of jaw members 13 are constructed with concave cylindrical segment surface pressing portions 17 which are each bounded by a pair of lateral surfaces 18, preferably planar and parallel to each other.
- the jaws 12 and 13 are disposed for movement along respective radial paths R R surrounding the axis X. As can be noted from the drawing, the jaws 12 are disposed for movement along the radial paths R R R and R Thus, the jaw members 12 and 13 are arranged alternately to provide jaws 12 with edge pressing portions 16 and jaws 13 with cylindrical segment surface pressing portions 17 arranged in a circumferential alternating sequence around the axis X.
- the jaws 12 and 13 are disposed symmetrically about the axis X and extend longitudinally therealong for a distance corresponding to the length of the tampon blank 11a which is approximately the same as the length of the finished tampon 110.
- the drawing shows an apparatus 10 having jaw members 12 and 13 constructed and arranged to produce a finished tampon 110 of substantially circular cylindrical shape from a tampon blank 11a which is approximately circular cylindrical in shape, although by modifications of the jaw members 12 and 13 as will become apparent to the artisan from the description of the invention herein, other finished tampon shapes (not shown) can also be produced.
- the means for effecting the intended movements of the jaw members 12 and 13 along their respective radial paths R -R to receive a tampon blank 11a and to effect radial compression of same into the semifinished blank 11b and thence into the finished tampon 110 are not illustrated, and any suitable conventional motive means (not shown) can be used.
- suitable guide means are provided in the apparatus 10 for maintaining the jaw members 12 and 13 on their intended radial movement paths R R
- Such guide means (not shown) can be any suitable type commonly used for similar purposes, such as for example, a collar having appropriately machined slots (not shown).
- edges 16 and the center lines of the cylindrical segment surfaces 17 are disposed in alignment wih planes defined by the axis X and their respectively associated radial paths R1Rg.
- the jaw members 12 and 13 are arranged for outward radial movement slightly beyond such an open jaw configuration to provide clearance for the insertion of the blank 11a, and for inward radial movement in unison from such an exended open jaw configuration into the uniform open jaw supporting configuration of FIG. 1.
- the jaw members 12 are moved radially inward in unison to radially compress said blank 11a along its peripheral edge lines 14 to form the semi-finished tampon 11b illustrated in FIG. 2.
- the edges 16 of the jaws 12 are brought inward to a second set of radial positions whereby the radial dimensions of semi-finished tampon 11b along its edge lines 14 are substantially equal to the radial dimensions in the finished tampon 110.
- the other jaw members 13 remain in their previous positions indicated in FIG. 1.
- the semi-finished tampon 11b is then finally compressed by the jaws 13 along its scalloped portions 19 which extend into the radial passages 20 defined by the lateral surfaces 15 of the jaw members 12 when extended inward after compression as shown in FIG. 2.
- the jaws 12 remain in the same positions illustrated in FIG. 2, and the jaws 13 are moved radially inward along their respective radial paths R R R and R guided by their lateral surfaces 18 which slidably engage along the lateral surfaces 15 defining the passages 20, until the cylindrical segment pressing surfaces 17 of said jaws 13 are disposed in radial positions corresponding to those of the edges 16 of the jaws 12, thereby forming the finished tampon 110.
- the cylindrical segment surfaces 17 of the jaws 13 are arranged to join along the edges 16 of the jaws 12 to form a substantially laterally enclosed cylindrical female mold which produces the cylindrically shaped finished tampon 11c.
- the cylindrical segment surfaces 17 of the jaws 13 are each constructed to present substantially a one-quarter cylindrical surface (neglecting the finite width of the edges 16 on the jaws 12).
- the radial paths R -R are disposed apart, to provide for a mutually symmetric arrangement of the jaws 12 spaced apart in relation to each other, and the jaws 13 also spaced 90 apart with respect to each other and uniformly spaced 45 apart from adjacent jaws 12.
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Absorbent Articles And Supports Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL646410706A NL142066B (nl) | 1964-09-14 | 1964-09-14 | Inrichting voor het vervaardigen van tampons. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US3422496A true US3422496A (en) | 1969-01-21 |
Family
ID=19791013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US487095A Expired - Lifetime US3422496A (en) | 1964-09-14 | 1965-09-13 | Method for manufacturing tampons |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3422496A (da) |
| AT (1) | AT257035B (da) |
| CH (1) | CH434563A (da) |
| DE (1) | DE1491161B2 (da) |
| DK (1) | DK108142C (da) |
| FR (1) | FR1449127A (da) |
| GB (1) | GB1082770A (da) |
| NL (1) | NL142066B (da) |
| SE (1) | SE311718B (da) |
Cited By (40)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109354A (en) * | 1975-05-30 | 1978-08-29 | Karl Ruggli Ag | Manufacture of tampons |
| DE3934153A1 (de) * | 1989-10-12 | 1991-04-18 | Johnson & Johnson Gmbh | Tampon, insbesondere fuer die frauenhygiene, sowie verfahren und vorrichtung zur herstellung desselben |
| EP0685213A2 (en) | 1994-05-31 | 1995-12-06 | Kimberly-Clark Corporation | Tampon with integral cover |
| US5592725A (en) * | 1993-07-28 | 1997-01-14 | Karl Ruggli Ag | Tampon, as well as a method and a device for manufacturing it |
| US5634248A (en) * | 1995-07-14 | 1997-06-03 | Playtex Products, Inc. | Method for post forming a rounded insertion end of a tampon pledget of an open-ended applicator |
| US5813102A (en) * | 1993-02-15 | 1998-09-29 | Mcneil-Ppc, Inc. | Process for producing a tampon having densified, solid, fibrous core |
| DE19825877C1 (de) * | 1998-06-10 | 1999-11-18 | Ruggli Projects Ag Hagendorn | Verfahren sowie Vorrichtung zur Herstellung eines Tampons |
| US6283952B1 (en) * | 1992-12-30 | 2001-09-04 | Tambrands, Inc. | Shaped tampon |
| US6299573B1 (en) | 1997-03-31 | 2001-10-09 | Eil-Ppc, Inc. | Domed compressed tampons |
| WO2002049686A2 (en) | 2000-12-21 | 2002-06-27 | Mcneil-Ppc, Inc. | Apertured polymeric film web with diol/surfactant additive |
| US20020151859A1 (en) * | 2001-03-26 | 2002-10-17 | Schoelling Hans Werner | Tampon having spirally shaped grooves |
| US6570055B2 (en) | 2000-12-21 | 2003-05-27 | Mcneil-Ppc, Inc | Apertured polymeric film web with surfactant mixture additive |
| WO2004028428A1 (en) * | 2002-09-26 | 2004-04-08 | Johnson & Johnson Gmbh | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US20050256511A1 (en) * | 2004-05-14 | 2005-11-17 | Chase David J | Intravaginal device with fluid transport plates |
| US20050256486A1 (en) * | 2004-05-14 | 2005-11-17 | Carasso Samuel C | Fluid management device with fluid transport element for use within a body |
| WO2005112862A1 (en) | 2004-05-14 | 2005-12-01 | Johnson & Johnson Consumer Companies, Inc. | Methods of packaging intravaginal device |
| US20050283128A1 (en) * | 2004-05-14 | 2005-12-22 | Chase David J | Fluid management device with fluid transport element for use within a body |
| US20060217677A1 (en) * | 2004-05-14 | 2006-09-28 | Chase David J | Method of using an intravaginal device with fluid transport plates |
| US20070005039A1 (en) * | 2004-06-30 | 2007-01-04 | Jehann Biggs | Intravaginal device with controlled expansion |
| US20070010388A1 (en) * | 2004-05-14 | 2007-01-11 | Curt Binner | Intravaginal device with fluid transport plates |
| US20070049893A1 (en) * | 2004-05-14 | 2007-03-01 | Curt Binner | Intravaginal device with fluid transport plates |
| US20080065041A1 (en) * | 2006-08-16 | 2008-03-13 | Mihai Alin Stan | Process for producing folded and compressed tampons |
| US20080154174A1 (en) * | 2002-06-11 | 2008-06-26 | Rogerio Costa | Absorbent tampon having outer petals |
| US20080255495A1 (en) * | 2004-05-14 | 2008-10-16 | Chase David J | Tampon with flexible panels |
| WO2009043060A1 (en) | 2007-09-28 | 2009-04-02 | Mcneil-Ppc, Inc. | Knotter |
| US20090260205A1 (en) * | 2004-05-14 | 2009-10-22 | Johnson & Johnson Consumer Company, Inc. | Methods of Packaging Intravaginal Device |
| US20100022980A1 (en) * | 2006-10-12 | 2010-01-28 | Joseph Junio | Wrapper sealing process and article |
| US20100069866A1 (en) * | 2004-05-14 | 2010-03-18 | Mcneil-Ppc, Inc. | Intravaginal Device with Fluid Transport Plates And Methods of Making |
| US20100130907A1 (en) * | 2008-11-21 | 2010-05-27 | Linkel Stephan M | Article of manufacture used in contact with human body surfaces |
| US7845055B1 (en) | 2009-10-29 | 2010-12-07 | Mcneil-Ppc, Inc. | Tampon formed from a selectively needled nonwoven fabric web |
| WO2011023364A1 (de) * | 2009-08-24 | 2011-03-03 | Ruggli Projects Ag | Presse zur hersteilung eines tampons |
| EP2311419A1 (en) | 2009-10-19 | 2011-04-20 | McNeil-PPC, Inc. | Tampon with segmented grooves |
| US8182455B2 (en) | 2004-05-14 | 2012-05-22 | Mcneil-Ppc, Inc. | Method of using intravaginal device with fluid transport plates |
| US8474114B2 (en) | 2009-06-29 | 2013-07-02 | Ruggli Projects Ag | Method for the final shaping of a tampon |
| US8827975B2 (en) | 2012-09-27 | 2014-09-09 | Johnson & Johnson Gmbh | Tampon with extended groove forms |
| US8834439B2 (en) | 2012-09-27 | 2014-09-16 | Johnson & Johnson Gmbh | Tampon with continuous groove forms |
| US9168184B2 (en) | 2012-09-27 | 2015-10-27 | Johnson & Johnson Gmbh | Tampon with penetrating groove segments |
| US10667959B2 (en) | 2016-07-29 | 2020-06-02 | Kimberly-Clark Worldwide, Inc. | Method of manufacturing a tampon |
| US11285052B2 (en) | 2016-07-29 | 2022-03-29 | Kimberly-Clark Worldwide, Inc. | Tampon |
| US11395770B2 (en) | 2017-06-01 | 2022-07-26 | Johnson & Johnson Gmbh | Tampon press jaws |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60171044A (ja) * | 1984-02-15 | 1985-09-04 | 花王株式会社 | タンポン成型装置 |
| US4951368A (en) * | 1989-07-20 | 1990-08-28 | Kimberly-Clark Corporation | Apparatus for compressing material into a tampon |
| DE4010700A1 (de) * | 1990-04-03 | 1991-10-10 | Hoechst Ag | Tampon und verfahren zu dessen herstellung |
| CN109481151B (zh) * | 2018-12-18 | 2023-07-18 | 孙震 | 一种医用吸液棉生产装置及医用吸液棉生产系统 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US164903A (en) * | 1875-06-29 | Improvement in cotton-compresses | ||
| US2464310A (en) * | 1945-08-25 | 1949-03-15 | Int Cellucotton Products | Method of making tampons |
| US2566190A (en) * | 1945-10-26 | 1951-08-28 | Int Cellucotton Products | Method and apparatus for making tampons |
| US2798260A (en) * | 1950-10-31 | 1957-07-09 | Niepmann Friedrich | Apparatus for the manufacture and packing of pressings of fibrous material |
| US3088168A (en) * | 1959-08-13 | 1963-05-07 | Edward C Lloyd | Multiple-anvil high pressure apparatus |
| US3134139A (en) * | 1961-02-28 | 1964-05-26 | Gen Electric | High pressure apparatus |
-
1964
- 1964-09-14 NL NL646410706A patent/NL142066B/xx not_active IP Right Cessation
-
1965
- 1965-09-08 AT AT822865A patent/AT257035B/de active
- 1965-09-08 DE DE1491161A patent/DE1491161B2/de active Granted
- 1965-09-09 CH CH1256065A patent/CH434563A/de unknown
- 1965-09-13 US US487095A patent/US3422496A/en not_active Expired - Lifetime
- 1965-09-13 DK DK468665AA patent/DK108142C/da active
- 1965-09-13 FR FR31225A patent/FR1449127A/fr not_active Expired
- 1965-09-13 SE SE11889/65A patent/SE311718B/xx unknown
- 1965-09-14 GB GB39201/65A patent/GB1082770A/en not_active Expired
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US164903A (en) * | 1875-06-29 | Improvement in cotton-compresses | ||
| US2464310A (en) * | 1945-08-25 | 1949-03-15 | Int Cellucotton Products | Method of making tampons |
| US2566190A (en) * | 1945-10-26 | 1951-08-28 | Int Cellucotton Products | Method and apparatus for making tampons |
| US2798260A (en) * | 1950-10-31 | 1957-07-09 | Niepmann Friedrich | Apparatus for the manufacture and packing of pressings of fibrous material |
| US3088168A (en) * | 1959-08-13 | 1963-05-07 | Edward C Lloyd | Multiple-anvil high pressure apparatus |
| US3134139A (en) * | 1961-02-28 | 1964-05-26 | Gen Electric | High pressure apparatus |
Cited By (98)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4109354A (en) * | 1975-05-30 | 1978-08-29 | Karl Ruggli Ag | Manufacture of tampons |
| DE3934153A1 (de) * | 1989-10-12 | 1991-04-18 | Johnson & Johnson Gmbh | Tampon, insbesondere fuer die frauenhygiene, sowie verfahren und vorrichtung zur herstellung desselben |
| US20050251979A1 (en) * | 1989-10-12 | 2005-11-17 | Axel Friese | Tampon especially for feminine hygiene and a process and apparatus for producing this |
| US7059026B2 (en) * | 1989-10-12 | 2006-06-13 | Axel Friese | Tampon especially for feminine hygiene and a process and apparatus for producing this |
| US6310269B1 (en) * | 1989-10-12 | 2001-10-30 | Mcneil-Ppc, Inc. | Tampon especially for feminine hygiene and a process and apparatus for producing this |
| US6889409B2 (en) | 1989-10-12 | 2005-05-10 | Johnson & Johnson Gmbh | Tampon, especially for feminine hygiene, and a process and apparatus for producing this |
| US6283952B1 (en) * | 1992-12-30 | 2001-09-04 | Tambrands, Inc. | Shaped tampon |
| US5832576A (en) * | 1993-02-15 | 1998-11-10 | Mcneil-Ppc, Inc. | Apparatus for producing a tampon having densified, solid, fibrous core |
| US5911712A (en) * | 1993-02-15 | 1999-06-15 | Mcneil-Ppc, Inc. | Tampon, especially for feminine hygiene, and process and apparatus for producing it |
| US5813102A (en) * | 1993-02-15 | 1998-09-29 | Mcneil-Ppc, Inc. | Process for producing a tampon having densified, solid, fibrous core |
| US5592725A (en) * | 1993-07-28 | 1997-01-14 | Karl Ruggli Ag | Tampon, as well as a method and a device for manufacturing it |
| EP0685213A2 (en) | 1994-05-31 | 1995-12-06 | Kimberly-Clark Corporation | Tampon with integral cover |
| US5634248A (en) * | 1995-07-14 | 1997-06-03 | Playtex Products, Inc. | Method for post forming a rounded insertion end of a tampon pledget of an open-ended applicator |
| US6299573B1 (en) | 1997-03-31 | 2001-10-09 | Eil-Ppc, Inc. | Domed compressed tampons |
| DE19825877C1 (de) * | 1998-06-10 | 1999-11-18 | Ruggli Projects Ag Hagendorn | Verfahren sowie Vorrichtung zur Herstellung eines Tampons |
| WO2002049686A2 (en) | 2000-12-21 | 2002-06-27 | Mcneil-Ppc, Inc. | Apertured polymeric film web with diol/surfactant additive |
| US6743965B2 (en) | 2000-12-21 | 2004-06-01 | Mcneil-Ppc, Inc. | Apertured polymeric film web with diol/surfactant additive |
| US6570055B2 (en) | 2000-12-21 | 2003-05-27 | Mcneil-Ppc, Inc | Apertured polymeric film web with surfactant mixture additive |
| US20020151859A1 (en) * | 2001-03-26 | 2002-10-17 | Schoelling Hans Werner | Tampon having spirally shaped grooves |
| US8735647B2 (en) | 2001-03-26 | 2014-05-27 | Eveready Battery Company, Inc. | Tampon having spirally shaped grooves |
| US10098793B2 (en) | 2001-03-26 | 2018-10-16 | Edgewell Personal Care Brands, Llc. | Tampon having spirally shaped grooves |
| US9173778B2 (en) | 2001-03-26 | 2015-11-03 | Eveready Battery Company, Inc | Tampon having spirally shaped grooves |
| US9125771B2 (en) | 2001-03-26 | 2015-09-08 | Eveready Battery Company Inc. | Tampon having spirally shaped grooves |
| DE60213961T3 (de) | 2001-03-26 | 2019-10-10 | Johnson & Johnson Gmbh | Tampon mit spiralförmigen rillen |
| US20100205792A1 (en) * | 2001-03-26 | 2010-08-19 | Hans Werner Schoelling | Tampon Having Spirally Shaped Grooves |
| US20080154174A1 (en) * | 2002-06-11 | 2008-06-26 | Rogerio Costa | Absorbent tampon having outer petals |
| WO2004028428A1 (en) * | 2002-09-26 | 2004-04-08 | Johnson & Johnson Gmbh | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US8403879B2 (en) | 2002-09-26 | 2013-03-26 | Johnson & Johnson Gmbh | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US8353890B2 (en) | 2002-09-26 | 2013-01-15 | Johnson & Johnson Gmbh | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US20070083182A1 (en) * | 2002-09-26 | 2007-04-12 | Han-Werner Schoelling | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US20100299897A1 (en) * | 2002-09-26 | 2010-12-02 | Hans-Werner Schoelling | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US7833210B2 (en) | 2002-09-26 | 2010-11-16 | Johnson & Johnson Gmbh | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| AU2003277908B2 (en) * | 2002-09-26 | 2009-09-03 | Johnson & Johnson Gmbh | Tampon for feminine hygiene and process and apparatus for manufacturing the same |
| US20060217677A1 (en) * | 2004-05-14 | 2006-09-28 | Chase David J | Method of using an intravaginal device with fluid transport plates |
| US20070049893A1 (en) * | 2004-05-14 | 2007-03-01 | Curt Binner | Intravaginal device with fluid transport plates |
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Also Published As
| Publication number | Publication date |
|---|---|
| GB1082770A (en) | 1967-09-13 |
| DE1491161B2 (de) | 1973-11-22 |
| DE1491161A1 (de) | 1969-06-04 |
| DK108142C (da) | 1967-09-18 |
| AT257035B (de) | 1967-09-25 |
| NL6410706A (da) | 1966-03-15 |
| FR1449127A (fr) | 1966-03-18 |
| CH434563A (de) | 1967-04-30 |
| NL142066B (nl) | 1974-05-15 |
| SE311718B (da) | 1969-06-23 |
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