EP3083150A1 - Engin de travail - Google Patents

Engin de travail

Info

Publication number
EP3083150A1
EP3083150A1 EP14812551.1A EP14812551A EP3083150A1 EP 3083150 A1 EP3083150 A1 EP 3083150A1 EP 14812551 A EP14812551 A EP 14812551A EP 3083150 A1 EP3083150 A1 EP 3083150A1
Authority
EP
European Patent Office
Prior art keywords
piston
fastening element
working device
guide channel
combustion chamber
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
Application number
EP14812551.1A
Other languages
German (de)
English (en)
Other versions
EP3083150B1 (fr
Inventor
Thomas Sperrfechter
Markus Woerner
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.)
Hilti AG
Original Assignee
Hilti AG
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 Hilti AG filed Critical Hilti AG
Priority to EP14812551.1A priority Critical patent/EP3083150B1/fr
Publication of EP3083150A1 publication Critical patent/EP3083150A1/fr
Application granted granted Critical
Publication of EP3083150B1 publication Critical patent/EP3083150B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B25C1/001—Nail feeding devices
    • B25C1/005—Nail feeding devices for rows of contiguous nails
    • 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
    • B25C1/008—Safety devices
    • 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

Definitions

  • the invention relates to a working device for driving a fastener into a substrate.
  • the object of the invention is to provide a working device, in which the risk of such a blockage is reduced. Presentation of the invention
  • a working device for driving a fastening element into a base with a guide channel for the fastening element, with a piston, which is used for transmitting energy to the arranged in the guide channel fastener from a starting position in which the piston is at rest, is drivable on the fastener, with a feed device for transporting the fastener into the guide channel, and with a feed delay means for delaying the transport of the fastener in the guide channel until the piston is returned to a home operation in the starting position. This ensures that the feed of the fastener is delayed until a possibly existing reciprocating movement of the piston is completed.
  • the feed delay device has a release position in which it allows the transport of the fastener into the guide channel, when the piston is arranged in the starting position, and a locking position in which it blocks the transport of the fastener into the guide channel when the piston is arranged outside the initial position, on.
  • the working device has a detection device for querying whether the piston is arranged in the starting position.
  • the working device to a drive means for driving the piston to the fastener to, and a trigger whose operation triggers the driving of the piston to the fastener on.
  • the working device has a pressing device for querying whether the working device is pressed against a substrate, which is in a contact pressure position when the working device is pressed against a substrate.
  • the pressing device allows the driving of the piston on the fastener to only in the Anpress ein.
  • the drive device has a combustion chamber, which is clamped by the pressing device when the implement is pressed against a substrate.
  • the detection device allows a collapse of the clamped combustion chamber after a drive-in until the piston is arranged in the starting position, whereas the detection device blocks the collapse of the clamped combustion chamber when the piston is not arranged in the starting position.
  • the feed delay device is transported from the release position to the blocking position when the implement is pressed against a substrate and / or when the combustion chamber is clamped. According to a further advantageous embodiment, the feed delay device is conveyed from the blocking position to the release position when the combustion chamber collapses.
  • the implement on a magazine for receiving the fastener, wherein the feed device is provided for transporting the fastener from the magazine in the guide channel.
  • the feed delay device has a lever which protrudes in the blocking position in the transport path of the fastening element or abuts against the fastening element, and which is spaced in the release position of the transport path and the fastening element.
  • the lever has a contact surface for a non-positive and / or positive engagement with the fastening element.
  • the lever is designed as a pivot lever.
  • the lever is rotatable about a rotation axis on a housing and / or a nose of the working device, in particular mounted on the guide channel or on the magazine.
  • FIG. 1 shows a schematic axial section through a working device with collapsed partial combustion chambers
  • FIG. 2 shows a schematic axial section through the working device according to FIG. 1 in the pressed-on state with clamped part combustion chambers, a schematic axial section through the working device according to FIG. 2 during the ignition,
  • FIG. 4 shows a schematic axial section through the working device according to FIG. 3 during the return of the piston
  • FIG. 5 shows a schematic axial section through the working device according to FIG. 4 after the return of the piston
  • FIG. 6 shows a schematic axial section through the working device according to FIG. 5 during the collapse of the partial combustion chambers
  • FIG. 9 shows a nose of a working device in a side view
  • FIG. 10 shows a nose of a working device in an oblique view
  • Fig. 12 is a feed delay device
  • Fig. 13 is a feed delay device.
  • Fig. 1 shows an axial section through a combustion-powered setting tool for fastening elements in the region of its combustion chamber.
  • the setting tool contains a cylindrically formed combustion chamber 1 with a cylinder wall 2 and an annular bottom wall 3a, 3b following it.
  • an opening 4a, 4b In the center of the bottom wall 3a, 3b is an opening 4a, 4b, to which a guide cylinder 5 connects, which has a cylinder wall 6 and a bottom wall 7.
  • a piston 8 is slidably mounted, in the cylinder longitudinal direction of the guide cylinder 5.
  • the piston 8 consists of a piston plate 9, which faces the combustion chamber 1, as well as from a centrally connected to the piston plate 9 piston rod 10, through a Through hole 11 protrudes in the bottom wall 7 to a part of the guide cylinder 5.
  • Fig. 1 the piston 8 is in its returned rest position or initial position in which the setting device is not in operation.
  • the combustion chamber 1 facing side of the piston plate 9 closes more or less with the inside of the bottom wall 3a, 3b, and the piston rod 10 projects beyond the bottom wall 7 only a little outward.
  • the piston plate 9 tapers stepwise toward the combustion chamber 1, with the smaller diameter part coming to lie in the opening 4b and the larger diameter part in the opening 4a.
  • the part of the piston plate 9 with a larger diameter thus beats against the bottom plate 3b, which thus serves as a stop for the piston plate 9, when the piston 8 is in its initial position.
  • sealing rings on the outer circumference of the piston plate 9 may be provided to seal the spaces 9 on both sides of the piston plate 9 against each other.
  • a cylinder plate 14 which may be referred to as a combustion chamber wall.
  • the combustion chamber wall 14 is displaceable in the longitudinal direction of the combustion chamber 1 and has on its outer peripheral edge an annular seal in order to seal the spaces in front of and behind the combustion chamber wall 14. Furthermore, the combustion chamber wall 14 has a central passage opening 16 with an annular peripheral seal.
  • the partition plate 18 is also circular in shape and has an outer diameter corresponding to the inner diameter of the combustion chamber 1. On the side facing the combustion chamber wall 14, the partition plate 18 is connected to a cylindrical projection 19, which protrudes through the central passage opening 16 of the combustion chamber wall 14 and whose length corresponds to a multiple of the thickness of the combustion chamber wall 14.
  • Said circumferential seal along the passage opening 16 nestles close to the outer circumferential surface of the cylindrical projection 19.
  • the cylindrical projection 19 has an annular projection 20 projecting beyond its circumference.
  • the outer diameter of the annular projection 20 is greater than the inner diameter of the passage opening 16.
  • a hollow cylindrical projection 17 which surrounds the cylindrical projection 19.
  • the free end of the hollow cylindrical projection 17 is the lower side of the annular projection 20 and in Fig. 1 at a distance from this.
  • a connected to the cylinder wall 2 web 2a serves as a stop for the projection 19 and thus for positioning the associated with the projection 19 partition plate 18 during clamping of the combustion chamber.
  • the web 2a is shown completely only in FIG. 1 and omitted in the other illustrations in FIGS. 2 to 6 for the sake of clarity.
  • the partition plate 18 is located on the bottom wall 3b and the combustion chamber wall 14 on the partition plate 18.
  • the combustion chamber. 1 is then completely collapsed.
  • the combustion chamber wall 14 is raised and thus moves away from the partition plate 18 and the bottom wall 3b.
  • the combustion chamber wall 14 thus takes after a certain time on the annular projection 20, the partition plate 18 with.
  • the combustion chamber wall 14 and the partition plate 18 are at a predetermined distance from each other, which is determined by the position of the annular projection 20.
  • the combustion chamber wall 14 and the partition plate 18 form a so-called prechamber.
  • This is a pre-chamber 7 carries the reference numeral 21 in Fig. 2. If the combustion chamber wall 14 is raised even further, combustion chamber wall 14 and partition plate 18 move parallel to each other, so that between partition plate 18 and Bottom wall 3b and piston plate 9 spans a further partial combustion chamber, which is referred to as the main chamber.
  • This partial combustion chamber or main chamber carries the reference numeral 22 in Fig. 2. In Fig. 2, the state is shown, in which both partial combustion chambers 21 and 22 are fully clamped. Now suggests the approach 19 against the stop or ridge 2a.
  • a valve stem 32 is sealingly inserted.
  • This valve stem 32 is located at open valve opening 25a, 25b outside the combustion chamber 1 and below the bottom wall 3a and is blocked in this position via a guide cylinder 5 attached to the projection 33a.
  • a compression spring 33b Between the valve stem 32 and the edge of the opening 25a is a compression spring 33b, which presses the valve stem 32 against the projection 33a.
  • a projection 33 fastened to the drive rod engages the valve stem 32 and inserts it against the pressure of the spring 33b into the valve opening 25a, 25b to close the valve, which is the reference numeral 34 carries.
  • This is an inlet / outlet valve.
  • the approach 33 passes through an opening 33c present in the projection 33a.
  • the partition plate 18 has a plurality of through openings 38 on the circumference, each of which can have the same distance from the cylinder axis of the combustion chamber 1.
  • outlet ports 39 for discharging air from the guide cylinder 5 when the piston 8 is moved toward the bottom wall 7.
  • a damping device 40 for damping the movement of the piston 8. If the piston 8 passes over the outlet openings 39, exhaust gas can escape from the outlet openings 39.
  • the cylinder wall 2 of the combustion chamber 1 are still two radial through holes 41 and 42, which are spaced apart in the axial direction. About them liquid fuel gas can be injected into the not fully clamped part-combustion chambers 21 and 22, using metering valves, which are connectable to the through holes 41 and 42. In this way, the amount of fuel gas mixture in the respective partial combustion chambers 21 and 22 can be metered.
  • FIG. 2 shows, as already mentioned, the setting device 10 in the clamped state of the partial combustion chambers, ie in the clamped state of the pre-chamber 21 and the main chamber 22.
  • the displacement positions of the combustion chamber wall 14 and partition plate 18 are adjusted by the valve stem 32 during retraction into the valve opening 25a, 25b, the projection 33 and with it the drive rods 23 stops, so that the combustion chamber wall 14 is stopped.
  • the location of the partition plate 18 results from the fact that the projection 19 abuts against the stop 2a.
  • the valve stem 32 is designed to be tapered. It should also be mentioned that the central projection 19 connected to the partition plate 18 is formed in its region facing the partition plate 18 as a detonator 51 for receiving an ignition device 52.
  • This ignition device 52 is used to generate an electric spark for the purpose of igniting a fuel gas mixture in the prechamber 21.
  • the ignition device 52 is located in the inner or in a central region of the Zündbügels 51, which is peripherally provided with through holes 53 through which a laminar flame front can emerge from the ignition cage 51 into the pre-chamber 21.
  • a locking and unlocking device 54 is arranged laterally next to the guide cylinder 5, which with a sensor element 55 comprehensive detection means for interrogating the displacement position of the piston 8 and the piston rod 10, so whether the piston 8 in the Starting position is arranged, is connected.
  • the locking and unlocking device 54 serves to lock the drive ring 28 and thus to lock the inlet / outlet valve 34 in the closed position.
  • the locking and unlocking device 54 on a locking lever 56 which extends outside at a small distance from the cylinder wall 6 parallel to the longitudinal direction of the cylinder 5 and is pivotally mounted at its rear end on the outside of the bottom wall 3a.
  • the bearing means 57 facing away from the end of the locking lever 54 passes through an opening 58 in the drive ring 28 and then integrally into the sensing element 55, which extends with its free end into the path of the piston rod 10 ,
  • the free end of the sensor element 55 thus comes to lie directly in front of the end face 10a of the piston rod 10 when the piston 8 is in its starting position according to FIG.
  • the locking lever 56 and the sensor element ü55 can z. B. be punched out of a sufficiently strong sheet. At the side facing away from the cylinder 5 of the locking lever 56, this has a locking edge 59, with which the locking lever 56 can engage behind the drive ring 28 when it has been moved far enough in the direction of the bottom wall 3a.
  • the locking lever 56 Starting from the bearing device 57, therefore, the locking lever 56 initially has a relatively small width, which then increases to form the locking edge 59. With the help of a housing side mounted compression spring 60 of the locking lever 56 is pivoted so in the direction of the cylinder 5 to the bearing means 57 that the locking edge 59 out of engagement with the edge of the opening 58 and the sensor portion 55 comes with its free end in the path of the piston rod 10th lies. Furthermore, on the side of the cylinder 5, a trigger 61 designed as a trigger or trigger is provided which is pivotably mounted on the outside of the cylinder wall 6. For this purpose, a bearing device 62 is provided.
  • the trigger 61 can be pivoted in the direction of the bottom wall 3a, 3b to the bearing means 62, against the compressive force of a compression spring 63.
  • An actuating portion of the trigger 61 comes to lie outside the locking lever 56.
  • the trigger 61 in the region of the bearing device 62 with a pointing in the direction of the bottom 7 of the cylinder 5 approach 64 z. B. integrally connected. Therefore, if the trigger 61 is moved in Fig. 1 counterclockwise around the bearing means 62, the projection 64 is taken accordingly, then applied to the cylinder 5 facing edge of the locking lever 56 and this according to the force of the spring 60 entrains or around the bearing device 57 pivots.
  • FIG. 2 shows a state in which the implement has been pressed with its tip against an object into which a fastener is to be driven.
  • the drive ring 28 is thereby displaced in the direction of the combustion chamber 1 via a front-side pressure bar, not shown, and thus biases the partial combustion chambers 21 and 22 via the drive rods 23, whereby the inlet and outlet valve 34 is also closed.
  • the pressing bracket, the drive ring 28, the drive rods 23 and the compression springs 27 essentially form a pressing device of the working device, which is in Fig. 2 in an Anpressgna. Only in the Anpress ein the pressing device allows the driving of the piston 8 to.
  • liquid fuel gas is injected through the through-holes 41 and 42.
  • the drive ring 28 comes to lie in the pressed-end position in front of the locking edge 59, however, the locking edge 59 can not yet engage behind the drive ring 28, since the trigger 61 has not yet been operated.
  • the free end of the sensor element 55 therefore initially remains in the path of the piston rod 10, ie immediately before the free end face 10 a. According to Fig.
  • the trigger 61 is now actuated, that pivots counterclockwise about the bearing axis 62, against the force of the spring 63.
  • the locking lever 56 is pivoted counterclockwise about the bearing axis 57 via the projection 64, so that the locking edge 59 engages behind the drive ring 28.
  • the feeler element 55 is moved out of the path of the piston rod 10 with the pivoting of the locking lever 56.
  • the ignition of the present in the partial combustion chambers 21 and 22 fuel gas mixture by means of the ignition device 52 takes place.
  • the mixed turbulent air-fuel gas mixture in the main chamber 22 is ignited over the entire surface of the flame jets. It is now burning at a high speed, resulting in a large pressure increase in the main chamber 22. This high pressure is transmitted to the piston plate 9, so that it moves at high speed in the direction of the bottom wall 7, at the same time the air is forced out of the guide cylinder 5 through the outlet openings 39 to the outside. The piston plate 9 passes over the outlet openings 39 for a short time so that exhaust gas can escape through them. By extending in the direction of the arrow piston rod 10, a fastener is now set or driven into the object against which the implement has been pressed. The combustion chamber 1, the ignition device 52 and other elements thus form a drive means for driving the piston to the fastener to.
  • the trigger 61 can be released again.
  • the locking lever 56 and with it the feeler element 55 are pressed by the compression spring 60 in the direction of the guide cylinder 5, but the locking edge 59 does not come out of engagement with the drive ring 28, since the free end of the sensor element 55 is pressed only against the circumference of the piston rod 10 and thus a pivoting of the locking lever 56 in the clockwise direction about the bearing device 57 around is not possible.
  • the drive ring 28 thus maintains its position, so that the inlet / outlet valve 34 is closed and the partial combustion chambers 21, 22 remain clamped.
  • Fig. 4 shows a state after setting or successful combustion of the air-fuel mixture in the main chamber 22, wherein the piston 8 is returned by thermal feedback to its initial position, as can be seen by the arrow shown, as by cooling the in the combustion chamber 1 and in the guide cylinder 5 remaining flue gas, a negative pressure behind the piston 8 and behind the piston plate 9 is formed.
  • the sensor element 55 continues to grind with its free end on the circumferential surface of the piston rod 10, so that the drive ring 28 remains locked over the locking edge 59 continues.
  • the inlet and outlet valve 34 remains closed because the piston 8 has not quite reached its initial position.
  • Fig. 5 a state is shown in which the piston 8 has been completely returned by thermal recycling in its initial position.
  • the openings 4a and 4b are completely closed by the piston plate.
  • the free end 10 a of the piston rod 10 has now been withdrawn so far into the guide cylinder 5, that this free end 10 a comes to rest outside the range of the sensor element 55.
  • the compression spring 60 can now pivot the locking lever 56 and with it the feeler element 55 in a clockwise direction about the bearing device 57, so that the locking edge 59 of the locking lever 56 comes out of engagement with the drive ring 28.
  • Fig. 7 shows a nose 100 of a working device, for example of the working device shown in Figs. 1 to 6.
  • the nose 100 comprises a holder 101, which carries a guide channel designed as a pin guide 102, wherein the pin guide is displaceable in the driving direction 103 relative to the holder.
  • a pressure bar 104 is also slidably held in the driving direction 103 on the holder 101 and can be offset from the pin guide 102 via a stop against the driving direction 103. Since the holder 101 is fixedly connected to a housing, not shown, of the working device, the bolt guide 102 serves as Anpress catalyst and is together with the pressure bar 104 part of a pressing device of the working device.
  • the pressing bracket extends in the driving direction beyond the bolt guide and is itself the Anpresspliler.
  • a trained as a nail fastener 105 is disposed in a position ready for setting behind the bolt guide and in front of a piston, not shown, of the implement, which is driven for driving the nail 105 into the ground on the nail and guided in a piston guide 106.
  • the nail 105 is held together with other nails in a strip 107, in particular made of plastic, which is accommodated in a magazine, not shown, and transported by a arranged in the magazine feed device to the guide channel, so in Fig. 7 to the viewer so that the nails are successively transported to the position ready for setting.
  • a feed delay device generally designated 110, comprises a lever 11 which comprises a control element 112 with a control surface 13 inclined relative to the drive-in direction 103 and is rotatably mounted on the holder 101 via a pin 114.
  • the lever is also designed as a pivoting lever and / or as a sliding lever, which is held, for example, as a carriage slidably on the holder.
  • the pressing clip 104 has an actuating element 108 projecting in the driving direction 103.
  • Fig. 8 shows the nose 100 of the implement with the feed delay device 1 10 in a release division, so if the implement is not pressed against a substrate and the piston is in its initial position at rest and, for example, a combustion chamber, not shown, of the implement has collapsed. In favor of a better overview of the guide channel is not shown.
  • the actuator 108 is via the control surface 1 13 in engagement with the control element 112 of the lever 11 1, which is thereby held in the position shown.
  • Fig. 9 shows the nose 100 of the implement with the feed delay device 1 10 in a locked position, that is, when the implement is pressed against a substrate and, for example, the combustion chamber, not shown, of the implement is clamped.
  • the actuating element 108 out of engagement with the control element 112.
  • a spring element, not shown, for example, a torsion spring exerts on the lever 1 1 1 a bias in the clockwise direction, so that the control 112 moves in Fig. 9 upwards.
  • Fig. 10 is a perspective view of the nose 100 of the implement with the feed delay device 1 10 in the release division according to FIG. 8.
  • the strip 107 with the nails 105 is transported from below into the guide channel, not shown.
  • the actuator 108 is in turn via the control surface 113 in engagement with the control element 1 12 of the lever 11 1, which is thereby held in the position shown.
  • the lever 1 11 has a toothed abutment surface 115 for abutment with the nail 105 or the strip 107, of which it is spaced apart in the illustrated release pitch of the feed delay device 110.
  • a transport of the nail 105 in the guide channel, not shown, is therefore allowed.
  • 1 1 is a perspective view of the nose 100 of the implement with the feed delay device 110 in the locked position according to FIG. 9.
  • FIG. 12 shows the feed delay device 110 with the lever 11 1 in the release position according to FIGS.
  • the strip 107 with the nails 105 is transported here to the left in the guide channel, not shown, in which the left in Fig. 12 nail 105 is already in position ready for setting.
  • the lever 11 1 comprises a contact element 1 16, which has the toothed contact surface 115. In the release position of the feed delay device 110 shown, the contact surface 115 is spaced from the nails 105 and the strip 107, so that a transport of the nail 105 in the guide channel, not shown, is allowed.
  • Fig. 13 shows the feed delay device 110 with the lever 11 1 in the blocking position according to FIG. 9 and 1 1 in the driving direction.
  • the contact element 1 16 rests with the toothed contact surface 1 15 on the strip 107, so that the teeth of the teeth engage in some form-fitting manner in the strip 107.
  • the strip is thereby clamped by the force of the spring element, not shown, against a likewise not shown support element, which is for example firmly connected to the holder or the housing of the implement or the magazine.
  • a transport of the second nail 105 in Fig. 13 is locked from the left into the guide channel, not shown, even if the left nail after a driving operation is no longer available and the piston has released the guide channel.
  • the third, fourth or fifth nail or the strip is clamped at one point between two nails.
  • the toothing of the contact surface 115 has a Preferred direction (see FIG. 12), so that the strip 107, despite the blocking position manually to the right from the position shown can be pulled out, for example in case of malfunction of the implement.
  • the contact surface is flat or gently curved and is only frictionally on the fastener or the strip.
  • the feed delay described is independent of how quickly a user lifts the implement from the ground again and is therefore not exposed to the user's behavior.
  • the guide channel can be moved independently of the feed delay device, so for example, when lifting off the ground due to decoupling from the rest of the implement still pending on the ground, which may improve the Eintreib243.
  • the guide channel is then a simple design wear part.
  • the feed delay is independent of the type of piston drive and can also be used in implements with non-collapsing combustion chambers.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Portable Nailing Machines And Staplers (AREA)

Abstract

L'invention concerne un engin de travail servant à enfoncer un élément de fixation dans un sol. Ledit engin de travail est pourvu d'un canal de guidage pour l'élément de fixation, d'un piston (8), lequel, pour transférer l'énergie sur l'élément de fixation disposé dans le canal de guidage, peut être entraîné d'une position de départ, dans laquelle le piston (8) est au repos, sur l'élément de fixation, d'un dispositif d'avance servant à transporter l'élément de fixation dans le canal de guidage, et d'un dispositif de ralentissement d'avance servant à ralentir le transport de l'élément de fixation dans le canal de guidage, jusqu'à ce que le piston (8), après une procédure d'enfoncement, soit ramené dans la position de départ.
EP14812551.1A 2013-12-20 2014-12-17 Appareil de travail Active EP3083150B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP14812551.1A EP3083150B1 (fr) 2013-12-20 2014-12-17 Appareil de travail

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13198803.2A EP2886254A1 (fr) 2013-12-20 2013-12-20 Appareil de travail
PCT/EP2014/078114 WO2015091589A1 (fr) 2013-12-20 2014-12-17 Engin de travail
EP14812551.1A EP3083150B1 (fr) 2013-12-20 2014-12-17 Appareil de travail

Publications (2)

Publication Number Publication Date
EP3083150A1 true EP3083150A1 (fr) 2016-10-26
EP3083150B1 EP3083150B1 (fr) 2017-08-16

Family

ID=49816880

Family Applications (2)

Application Number Title Priority Date Filing Date
EP13198803.2A Withdrawn EP2886254A1 (fr) 2013-12-20 2013-12-20 Appareil de travail
EP14812551.1A Active EP3083150B1 (fr) 2013-12-20 2014-12-17 Appareil de travail

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP13198803.2A Withdrawn EP2886254A1 (fr) 2013-12-20 2013-12-20 Appareil de travail

Country Status (6)

Country Link
US (1) US20160325419A1 (fr)
EP (2) EP2886254A1 (fr)
JP (1) JP6554254B2 (fr)
CN (1) CN106061684B (fr)
AU (1) AU2014368787B2 (fr)
WO (1) WO2015091589A1 (fr)

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Publication number Priority date Publication date Assignee Title
EP3034238A1 (fr) * 2014-12-19 2016-06-22 HILTI Aktiengesellschaft Appareil d'enfoncement doté de chambre de combustion réglable
TWI781941B (zh) * 2016-07-29 2022-11-01 日商工機控股股份有限公司 釘打機
JP7081595B2 (ja) * 2017-04-28 2022-06-07 工機ホールディングス株式会社 打込機
JP6897789B2 (ja) * 2017-10-31 2021-07-07 工機ホールディングス株式会社 打込機
EP3659750A1 (fr) 2018-01-19 2020-06-03 Max Co., Ltd. Outil de fixation
US11407094B2 (en) * 2018-04-06 2022-08-09 Black & Decker, Inc. Fastening tool having a low nail, lockout mechanism

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Publication number Publication date
US20160325419A1 (en) 2016-11-10
EP3083150B1 (fr) 2017-08-16
EP2886254A1 (fr) 2015-06-24
AU2014368787B2 (en) 2017-08-24
CN106061684B (zh) 2019-01-01
CN106061684A (zh) 2016-10-26
JP2017500215A (ja) 2017-01-05
JP6554254B2 (ja) 2019-07-31
WO2015091589A1 (fr) 2015-06-25
AU2014368787A1 (en) 2016-07-07

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