EP3083151A1 - Eintreibgerät - Google Patents
EintreibgerätInfo
- Publication number
- EP3083151A1 EP3083151A1 EP14812247.6A EP14812247A EP3083151A1 EP 3083151 A1 EP3083151 A1 EP 3083151A1 EP 14812247 A EP14812247 A EP 14812247A EP 3083151 A1 EP3083151 A1 EP 3083151A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- combustion chamber
- slide
- tacker
- piston member
- propellant charge
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
- B25C1/00—Hand-held nailing tools; Nail feeding devices
- B25C1/08—Hand-held nailing tools; Nail feeding devices operated by combustion pressure
- B25C1/10—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge
- B25C1/14—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge acting on an intermediate plunger or anvil
- B25C1/143—Hand-held nailing tools; Nail feeding devices operated by combustion pressure generated by detonation of a cartridge acting on an intermediate plunger or anvil trigger operated
Definitions
- the invention relates to a tacker according to the preamble of claim 1 and a system for driving a fastener into a workpiece according to the
- Characteristics of claim 14 From the prior art hand-held driving tools with propellant charges are known in which after the ignition of a pyrotechnic charge, the resulting fuel gases expand in a combustion chamber. As a result, a piston is accelerated as energy transfer means and drives a fastener into a workpiece. Basically, the most optimized, residue-free and reproducible burning of the charge is desired. It should be noted that the charge usually includes particles such as powder grains, fibers or the like, which are initially driven after ignition in front of a flame front ago.
- Combustion chamber is separated by means of a perforated disc in an upper part of the chamber and a lower chamber part.
- Powder grains of the propellant charge are larger than the holes of the disc.
- the powder grains are first accelerated in a central discharge area on the perforated portions of the cutting wheel, where they are retained due to the dimensioning of the holes of the cutting wheel, so that a combustion of the powder grains takes place predominantly in the upper part of the chamber.
- Fig. 10 is a
- US Pat. No. 6,321,968 B1 also shows an adjustability of a dead space volume in order to adjustably change the driving energy of the device.
- a valve-like slide can be adjusted in a direction perpendicular to a driving axis.
- the driving energy of the device for example, a valve-like slide can be adjusted in a direction perpendicular to a driving axis.
- Combustion chamber in the closed position of the slider to a dead space, which is formed as a recess in a side wall of the combustion chamber. It is the object of the invention to provide a tacker that allows an effective adjustment of a driving energy given a propellant charge.
- the adjoining of the portion formed by the slider to the piston member is defined so that the piston is guided either directly touching the slider or that a defined residual gap between the slider and the piston member remains.
- a residual gap can serve as needed to avoid contact of the piston member and slider to favor a low-friction adjustment of the slider and to avoid undesired material abrasion.
- a non-contact design of the slide can still be achieved within the dimensional tolerances that remains almost no additional volume caused by the actuator.
- An additional volume of the combustion chamber is understood to mean a closed volume which, in addition to a geometric basic shape of the combustion chamber enclosing the piston member, is provided and adjoins the combustion chamber.
- An additional volume in the strict sense of the invention is a volume added to the combustion chamber, which is due to the design of the actuator.
- Other additional volumes such as Recesses in a bottom of the piston member to improve combustion or similar measures, may be provided therefrom without prejudice.
- a driving energy is understood to mean the kinetic energy of the piston member impinging on a given fastening means for a given propellant charge. Given these boundary conditions, it is possible by the actuator to adjust the resulting driving energy for the fastener adjustably.
- a piston member according to the invention is any means which is acted upon by the ignition of the charge with kinetic energy, wherein the kinetic energy is ultimately transferred to the fastening means.
- the piston member is designed as a particular cylindrical piston.
- recesses or other structures may be provided which further promote turbulence and uniform expansion of the fuel gases.
- any retractable anchoring such as nail, bolt or screw understood.
- a central axis in the sense of the invention is one for the movement of the
- Fastening element at least parallel axis, which extends in particular through a center of the combustion chamber.
- the slider is movable parallel to the axis, whereby a simple and effective mechanical realization is possible.
- the slider is movable transversely to the axis, preferably perpendicular to the axis.
- a channel is understood, by means of which the combustion gases of the propellant charge in the environment or in another large volume, for example, a gas storage for a
- Recirculation piston are derived. This can be depending on the cross section of the
- Abblaskanals achieve a particularly large and rapid pressure loss of the combustion chamber.
- an additional volume of the combustion chamber is adjustable by an adjustment of the slider. This allows a particularly fine energy regulation done.
- the control starts from an additional volume of zero or almost zero.
- Combustion chamber released, and with further adjustment of the slide of the blow-off continuously or gradually released In this way, a particularly favorable control characteristic can be achieved with a particularly large width of the energy adjustment.
- an at least approximately linear relationship between an adjustment path of the slide and the reduction of the drive-in energy can be achieved even for large areas of an energy adjustment.
- first of all the blow-off channel and with further adjustment of the slide an increasing additional volume of the combustion chamber is released.
- Embodiment an increasing additional volume of the combustion chamber and the blow-off are released simultaneously.
- the side wall of the combustion chamber forms a closed surface of revolution about the central axis.
- a surface of the slide part of the rotation surface in particular a cylindrical portion of a side wall of the combustion chamber.
- the portion of the side wall formed by the slider has a concave-shaped surface. This can for example be adapted to a curved wall of the piston member.
- a surface of the slider on two faces wherein a first of the faces of the portion of the
- the slider can fill in the closed state, for example, an L-shaped segment of the combustion chamber wall.
- the portion forming the portion of the bottom surface can be moved back, and so an adjustable Provide additional volume, which can be flowed through before or immediately after a first movement of the piston member by the fuel gases.
- the slider extends in a closed position over the entire length of the
- Combustion chamber extends, wherein a guide channel of the slide opens into a Abblaskanal at a front end of the combustion chamber. This allows a particularly simple and effective design of the actuator.
- the combustion chamber is divided by means of a plurality of perforations separating member into a first, adjacent to the propellant charge chamber and at least a second, adjacent to the piston member sub-chamber, wherein in the first sub-chamber, an ejection area for
- Propellant charge is provided which extends between the propellant charge and a central region of the partition member.
- the ejection area preferably includes the central axis, that is, the central axis passes through the ejection area.
- Separator limited by a closed surface of the separator.
- a closed surface of the separator By providing the closed surface in the central region of the separator, particles of the charge ejected into the combustion chamber after ignition are initially reflected or deflected, without prejudice to their size, before contacting any of the apertures. In this modified path, the particles can then be evenly distributed in the upper compartment while being captured by a flame front and also ignited.
- An ejection region in the sense of the invention is a prismatic, mostly cylindrical spatial region whose cross-section is defined by a surface of the igniting charge directed into the combustion chamber and which extends perpendicular to the surface.
- the surface of the charge is defined herein as the exit area of the opened cartridge.
- Ejection area substantially cylindrically shaped. Its diameter corresponds to the inner diameter of the cartridge bearing at its output towards the piston member.
- the central axis according to the invention runs as a center of gravity line through the
- Discharge area Regularly, but not necessarily, the central axis coincides with a
- An isolator in the context of the invention is any structure by which the combustion chamber is divided into two sub-chambers.
- the separating member extends transversely to the central axis. It can be designed, for example, as a multi-perforated disc.
- the central region of the separating member is preferably not pierced, so that at least a significant portion of the initially ejected particles are within the
- the closed surface of the central area is larger than one
- the central portion of the partition member has a recess. Through this depression, a particularly good backscattering of the deflected particles and turbulence of combustion gases in the first sub-chamber can take place.
- the depression is shaped as a bowl-shaped
- an upstanding projection is formed in a central bottom portion of the recess.
- the projection may be conical, for example.
- the recess has a downwardly decreasing diameter, which also causes a good distribution of powder grains and fuel gases.
- a maximum diameter of the indentation which is perpendicular to the central axis, is not less than 80% of a maximum diameter of an opening of the propellant charge, which is perpendicular to the axis.
- the diameter of the recess is greater than the diameter of the opening of the propellant charge.
- a maximum depth of the recess measured in the direction of the axis is not less than 30%, more preferably not less than 50% of a maximum diameter of the recess measured perpendicular to the axis is.
- each a web is provided, wherein fuel gases of the propellant initially flow radially outward from the ejection region between the lands before they after a deflection the
- Breakthroughs flow through in the axial direction.
- the deflection and turbulence of the fuel gases is further optimized, and undesired entry of large grains of powder into the openings is further reduced.
- the openings of the separating member have a cross section which is greater than a maximum cross section of particles of the propellant charge. This prevents clogging of the openings with
- the partition member is preferably screwed by means of an external thread formed in it in the combustion chamber.
- a maximum driving energy which can be set by means of the actuator corresponds to at least twice a minimum driving energy which can be set by means of the actuator.
- the maximum driving energy is at least 2.5 times the minimum driving energy.
- the minimum driving energy is not more than 150 joules and the maximum
- an at least partially automatic adjustment of the drive-in energy can take place by means of electronic device control.
- electronic device control for example, about the nature and dimensioning of the workpiece, can thereby by a
- sensory information for example about the type of fastener inserted, can be used.
- a driving tool according to the invention makes it possible to cover a large range of driving forces with only one propellant charge. Accordingly, it can be dispensed with the offer of other propellant charges for the operation of the device.
- FIG. 1 shows a partial sectional view of a combustion chamber of an inventive
- Fig. 2 shows the tacker of Fig. 1 with fully open slide.
- FIG. 3 shows a detailed spatial view of the device from FIG. 1 in the region of FIG
- Fig. 4 shows a spatial sectional view of a modification of the tacker
- Fig. 4a shows the example of Fig. 4 with a closed slide.
- FIG. 4b shows a perspective view of a slider of the tacker of FIG. 4.
- Fig. 5 shows a sectional view of another embodiment of the invention with the slide closed.
- Fig. 6 shows the tacker of Fig. 5 with partially opened slide.
- Fig. 7 shows a perspective view of a slider of the tacker of Fig. 5.
- Fig. 8 shows a three-dimensional sectional view of a combustion chamber of a tacker with a separator.
- FIG. 9 shows a detailed spatial view of the combustion chamber from FIG. 8.
- FIG. 10 shows a three-dimensional view of a partition member of the combustion chamber of FIG. 8.
- FIG. 11 shows a three-dimensional view of a combustion chamber with a second one
- Embodiment of a separator Embodiment of a separator.
- Fig. 12 shows a three-dimensional view of a combustion chamber
- Embodiment of a separator Embodiment of a separator.
- Fig. 13 shows a three-dimensional view of a combustion chamber with a fourth
- Embodiment of a separator Embodiment of a separator.
- a drive-in device comprises a hand-guided housing in which a piston member in the form of a piston 2 is accommodated.
- a surface 2a of the piston 2 defines a combustion chamber 3 in which the combustion gases of a pyrotechnic charge expand to accelerate the piston 2.
- the pyrotechnic charge is solid, preferably in powder form. In non-illustrated embodiments, the pyrotechnic charge is liquid or gaseous.
- the charge is presently received in a cartridge made of sheet metal.
- the cartridge has an impact fuse and is about to be ignited
- Cartridge and cartridge bearings are preferably formed rotationally symmetrical about a central axis A.
- the central axis A is in the present examples at the same time one
- the combustion chamber 3 is arranged between a circular opening 4a of the cartridge bearing 4 and the surface 2a of the piston 2.
- a annular trough 2b formed, which contributes to a better turbulence of the fuel gases and forms a part of the combustion chamber 3.
- the combustion chamber 3 in the present case has a side wall 101, which is closed
- the combustion chamber 3 has a bottom surface 102 which is substantially perpendicular to the axis A extends.
- an actuator 104 For adjustable change of a recorded by the piston member 2 at a given propellant charge of kinetic energy, and thus adjustable for changing change of a driving energy of the fastener, an actuator 104 is provided.
- the actuator 104 includes a slider 105 and a mechanism 106 for adjusting a position of the slider 105th
- the slider 105 is movable parallel to the axis A.
- a driving-direction front portion of the slider 105 has a concave-shaped surface 105a about the axis A.
- the surface 105a of the slider 105 is part of the side wall 101 of the combustion chamber 3.
- the concave surface 105a partially surrounds a side wall of the piston member 2 and is in contact with sealing rings or circumferential beads of the piston member for sealing purposes.
- the concave surface 105a forms a first partial surface of the slider 105.
- a second partial surface 107 of the slider 105 also forms a portion of the surface of the combustion chamber. This portion is part of the bottom surface 102 of the combustion chamber 3 is perpendicular to the axis A.
- the combustion chamber facing surface of the slider thereby has an L-shaped cross-sectional shape in a sectional plane enclosing the axis A (for example, the plane of Fig. 1).
- the slider 105 is received in a recess 103 in a housing enclosing the combustion chamber. In this recess, the slider 103 is parallel to the
- Central axis A adjustable in position. This is at a rear end of the
- a Second gear 1 10 drives the first gear 109, so that the slider 105 is displaced by the thread rotation in the axial direction.
- the adjustment of the slide can be done manually depending on requirements, for example via a not shown adjusting wheel. But it can also be an adjustment by means of an electric actuator. It can be an at least partially automatic
- Adjustment of the driving energy by means of an electronic device control done.
- necessary specifications for example on the nature and dimensions of the workpiece, can be made by an operator.
- sensory information for example about the type of fastener inserted, can be used.
- a blow-off channel 11 1 branches off from the recess 103, wherein in the present example the blow-off channel leads away in the further course to the front and in the driving direction.
- the blow-off channel is here partially formed as a recess, cut-out and / or in particular with respect to the recess 103 offset bore in the surrounding the combustion chamber housing.
- the leads are here partially formed as a recess, cut-out and / or in particular with respect to the recess 103 offset bore in the surrounding the combustion chamber housing.
- blow-off 11 1 is covered with the slider 105 closed by the body of the slider 105 and completely closed.
- the expanding gas of the propellant can already expand immediately into the first additional volume 112 at the beginning of the movement of the piston member 2.
- An expansion into the second additional volume can take place as soon as a rear end of the piston wall has reached a corresponding position. This position is reached the earlier, the farther the slider 105 is moved in the direction of the open position. With still further adjustment of the slide 105 then takes place a continuously increasing release of the inlet opening of an additional Abblaskanals 11 1 a.
- slide 105 and additional exhaust duct 11 1 a can be done in any position of the piston member 2, an escape of the fuel gases in the exhaust duct 11 1a, insofar as the exhaust duct is released according to the slide position.
- FIG. 4 shows a relation to that described above
- Embodiment modified version The slider 105 is formed in principle as in the previous example. In the illustration of Fig. 4, it is in the fully open position.
- the Abblaskanal 1 11 is here as adjacent to the slider 105, parallel to the axis A forwardly extending channel formed. A rear end of the Abblaskanals 1 11 extends beyond the plane of the bottom of the combustion chamber.
- the Abblaskanal 11 1 is released at each position of the slider 105.
- a leakage of the gases in the exhaust duct 11 1 can be carried out at a partially open slide only from a forward position of the piston member 2.
- the gases are discharged into the blow-off duct already in the basic position of the piston member 2, since the front end of the slide 105 is here retracted to the level of the combustion chamber floor.
- the additional volume 112 is present as in the first exemplary embodiment and can act as a closed volume for a first portion of the piston movement, at least when the slide 105 is partially open.
- FIGS. 5 to 7 show a further embodiment of the invention.
- the spool 105 does not terminate after a portion of the length of the combustion chamber 3.
- the spool 105 extends in a closed position over the entire length of the combustion chamber.
- the slide is similar to the previous examples in a guide channel 103 in the form of a recess in the side wall 101 of the combustion chamber 3 is added. In the present example, however, the guide channel 103 of the slide 105 extends over the entire length of the combustion chamber 3 and opens at a front end of the combustion chamber into a blow-off duct 11.
- blow-off duct 11 runs along a guide 1 14 of the piston member 2 upstream of the combustion chamber 3 and ends in a storage space (not shown).
- the piston member 2 is moved back to the starting position in a known manner at the end of the driving operation.
- the slide 105 is designed as a substantially prismatic body which has a laterally projecting pin 15.
- the pin 1 By means of the pin 1 15, the desired position of the slider can be adjusted in the guide 103.
- a corresponding mechanism (not shown) of the actuator with the pin 115 of the slider 105 may be connected.
- the slide In a front, closed position of the slide 105 (see Fig. 5), the slide extends in the recess 103 to the beginning of the Abblaskanals 1 11. In this position, the entire side wall 101 of the combustion chamber without recesses is cylindrically shaped. There is no reduction of the driving energy or a maximum of the driving energy.
- Fig. 6 shows the slider in a partially retracted position, through which a reduced drive energy is achieved.
- the released part of the guide 103 of the slider 105 acts as an extended part of the Abblaskanals 1 11th
- the combustion chamber 3 is divided transversely to the central axis A by a partition member 5.
- the piston is moved back maximum, so that the second sub-chamber 3b at the time of ignition only the trough 2b and possibly a narrow gap between the piston 2 and the separator 5 includes.
- the separating member 5 is presently designed as a screwed by means of an external thread 7 in the combustion chamber 3 component.
- the isolator can also be formed integrally with the rest of the combustion chamber or be connected in any other way as a separate component with the combustion chamber.
- the partition member 5 has a plurality of apertures 6, which are in the present case designed as bores which extend parallel to the axis A.
- the perforations 6 are arranged around a central region 8 of the separating member 5, which has a closed and non-perforated surface.
- the smallest diameter of the central, unbroken portion 8 in a plane perpendicular to the axis A is about 35% larger than a diameter of the open after ignition cartridge. In the present case, this corresponds approximately to the diameter of a combustion chamber-side opening of the cartridge bearing or of a surface of the pyrotechnic charge directed into the combustion chamber.
- the expanding charge moves predominantly in a prismatic discharge region along the central axis, the circumference of which is defined by the contour of the surface of the charge.
- all of the apertures 6 of the partition member are located outside a sectional area of the ejection area with the surface of the partition member.
- the discharge area is designed as a cylinder corresponding to the circular cartridge opening.
- a recess 9 is further formed in the central region 8 of the separating member 5.
- the recess 9 extends rotationally symmetrical about the central axis A. It is formed cup-shaped and has a flat bottom 9a.
- a diameter of the recess 9 tapers from a largest diameter d at its upper edge to a smallest diameter at the level of the bottom 9a.
- the walls of the recess 9 have both inclined and straight sections.
- the maximum depth of the recess 9 is presently about 60% of the largest diameter d.
- the step 10 increases from the surface of the central region 8 in the axial direction to a roof of the combustion chamber 3.
- the partition member 5 is in this case pressed with the step 10 against the roof. This is done by appropriate screwing the separator 5 in the
- Combustion chamber 3 reached.
- the gradation 10 forms between adjacent apertures 6 each webs 1 1, which are directed radially inward. Accordingly, radially directed channels 12 remain between the webs 11, through which the fuel gases and charge particles initially flow radially outward from the central region 8 and are then deflected into the openings 6.
- Breakthroughs 6 deflected. When flowing through the openings 6, the particles of the charge are already
- the recess 9 is provided in the second embodiment of a separating member shown in Fig. 11, a different shape of the recess 9 is provided. As in the first example, the recess is formed as a cup-shaped recess, but the walls of the recess are stronger and continuously inclined.
- the shape of the recess 9 is predominantly as in the example of FIG.
- an upstanding, conical projection 13 is formed above the bottom of the recess.
- conical projection 13 is a strong scattering and turbulence of the fuel gases.
- the recess 9 has no flat bottom, but has an approximately parabolic overall
- a system for driving a fastener into a workpiece is provided by a tacker described above in conjunction with a propellant charge and a selection of fasteners.
- the system comprises a plurality of different attachment means, wherein only one type of propellant charge is required to cover a full range of drive-in energies.
- the driving energy transmitted to the piston member ranges from a minimum driving energy of 90 joules to a maximum driving energy of 325 joules.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Portable Nailing Machines And Staplers (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14812247.6A EP3083151B1 (de) | 2013-12-18 | 2014-12-16 | Eintreibgerät |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13198045.0A EP2886259A1 (de) | 2013-12-18 | 2013-12-18 | Eintreibgerät |
| PCT/EP2014/077874 WO2015091423A1 (de) | 2013-12-18 | 2014-12-16 | Eintreibgerät |
| EP14812247.6A EP3083151B1 (de) | 2013-12-18 | 2014-12-16 | Eintreibgerät |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3083151A1 true EP3083151A1 (de) | 2016-10-26 |
| EP3083151B1 EP3083151B1 (de) | 2018-04-04 |
Family
ID=49816874
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13198045.0A Withdrawn EP2886259A1 (de) | 2013-12-18 | 2013-12-18 | Eintreibgerät |
| EP14812247.6A Active EP3083151B1 (de) | 2013-12-18 | 2014-12-16 | Eintreibgerät |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13198045.0A Withdrawn EP2886259A1 (de) | 2013-12-18 | 2013-12-18 | Eintreibgerät |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20160311097A1 (de) |
| EP (2) | EP2886259A1 (de) |
| WO (1) | WO2015091423A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2886257A1 (de) | 2013-12-18 | 2015-06-24 | HILTI Aktiengesellschaft | Eintreibgerät |
| EP2886260A1 (de) * | 2013-12-19 | 2015-06-24 | HILTI Aktiengesellschaft | Eintreibgerät |
| EP2923800A1 (de) * | 2014-03-28 | 2015-09-30 | HILTI Aktiengesellschaft | Pyrotechnisches Eintreibgerät |
| EP2923797A1 (de) * | 2014-03-28 | 2015-09-30 | HILTI Aktiengesellschaft | Pyrotechnisches Eintreibgerät |
| EP4067002A1 (de) * | 2021-03-29 | 2022-10-05 | Hilti Aktiengesellschaft | Pyrotechnisches eintreibgerät |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3659768A (en) * | 1970-06-12 | 1972-05-02 | Olin Corp | Fastener driving tool |
| US4075850A (en) * | 1975-06-07 | 1978-02-28 | Max Co., Ltd. | Striking tool |
| GB2045673B (en) * | 1979-04-10 | 1983-03-23 | Prospection & Inventions | Powder actuated piston tool with power adjustment |
| US4773581A (en) * | 1986-06-13 | 1988-09-27 | Hitachi Koki Company, Ltd. | Combustion gas powered tool |
| US4821941A (en) * | 1987-08-18 | 1989-04-18 | Senco Products, Inc. | Power regulator for a pneumatic fastener driving tool |
| FR2620368A1 (fr) * | 1987-09-15 | 1989-03-17 | Prospection & Inventions | Appareil de scellement a tir indirect a puissance de tir variable |
| DE3806834A1 (de) * | 1988-03-03 | 1989-09-14 | Hilti Ag | Pulverkraftbetriebenes setzgeraet |
| US5722578A (en) * | 1995-09-29 | 1998-03-03 | Illinois Tool Works Inc. | High velocity, combustion-powered, fastener-driving tool |
| AUPN585495A0 (en) * | 1995-10-09 | 1995-11-02 | Ramset Fasteners (Aust.) Pty. Limited | Power actuated tools with power adjustment means |
| US6006704A (en) * | 1997-12-31 | 1999-12-28 | Porter-Cable Corporation | Internal combustion fastener driving tool fuel metering system |
| US6321968B1 (en) | 1998-09-10 | 2001-11-27 | Senco Products, Inc. | Combustion chamber design for propellant charges and power adjustment means |
| DE10161354B4 (de) * | 2001-12-13 | 2013-11-21 | Hilti Aktiengesellschaft | Setzgerät mit Energieregelung |
| DE10259567A1 (de) * | 2002-12-19 | 2004-07-01 | Hilti Ag | Brennkraftbetriebenes Setzgerät |
| JP2006061990A (ja) * | 2004-08-24 | 2006-03-09 | Hitachi Koki Co Ltd | 燃焼式動力工具 |
| EP1812208A2 (de) * | 2004-08-30 | 2007-08-01 | Black & Decker, Inc. | Verbrennungskraftbetriebenes werkzeug zum eintreiben von befestigungsmitteln |
| DE102005000032A1 (de) * | 2005-04-12 | 2006-10-19 | Hilti Ag | Brennkraftbetriebenes Setzgerät |
| DE102006035459A1 (de) * | 2006-11-27 | 2008-05-29 | Hilti Ag | Handgeführtes Eintreibgerät |
| DE102007000391A1 (de) * | 2007-07-19 | 2009-01-22 | Hilti Aktiengesellschaft | Handwerkzeugmaschine mit Schlagwerk |
| US8550321B2 (en) * | 2008-05-21 | 2013-10-08 | Poly Systems Pty Ltd | Tool for driving fasteners |
| EP2367662A1 (de) * | 2008-12-24 | 2011-09-28 | Globalforce Ip Limited | Verdampfungssystem |
| TWM362088U (en) * | 2009-04-09 | 2009-08-01 | Cheng-Ho Lee | Gunpowder nail-hitting apparatus capable of adjusting nail-hitting force |
| JP5384282B2 (ja) * | 2009-10-07 | 2014-01-08 | 株式会社マキタ | 燃焼式作業工具 |
| DE102010063177A1 (de) * | 2010-12-15 | 2012-06-21 | Hilti Aktiengesellschaft | Bolzensetzgerät und Verfahren zum Betreiben eines Bolzensetzgerätes |
| EP2875903A1 (de) * | 2013-11-26 | 2015-05-27 | HILTI Aktiengesellschaft | Pyrotechnisches Eintreibgerät |
| TWM526944U (zh) * | 2016-03-18 | 2016-08-11 | Chung-Yi Lee | 可調整擊釘力量的火藥擊釘器 |
-
2013
- 2013-12-18 EP EP13198045.0A patent/EP2886259A1/de not_active Withdrawn
-
2014
- 2014-12-16 WO PCT/EP2014/077874 patent/WO2015091423A1/de not_active Ceased
- 2014-12-16 US US15/104,352 patent/US20160311097A1/en not_active Abandoned
- 2014-12-16 EP EP14812247.6A patent/EP3083151B1/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2886259A1 (de) | 2015-06-24 |
| WO2015091423A1 (de) | 2015-06-25 |
| EP3083151B1 (de) | 2018-04-04 |
| US20160311097A1 (en) | 2016-10-27 |
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