EP2384262A2 - Clé à cliquet avec tête de marteau - Google Patents

Clé à cliquet avec tête de marteau

Info

Publication number
EP2384262A2
EP2384262A2 EP09801217A EP09801217A EP2384262A2 EP 2384262 A2 EP2384262 A2 EP 2384262A2 EP 09801217 A EP09801217 A EP 09801217A EP 09801217 A EP09801217 A EP 09801217A EP 2384262 A2 EP2384262 A2 EP 2384262A2
Authority
EP
European Patent Office
Prior art keywords
screwing tool
tool according
output
gear head
broad side
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
EP09801217A
Other languages
German (de)
English (en)
Other versions
EP2384262B1 (fr
Inventor
Oliver Pistor
Martin Strauch
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.)
Wera Werk Hermann Werner GmbH and Co KG
Original Assignee
Wera Werk Hermann Werner GmbH and Co KG
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 Wera Werk Hermann Werner GmbH and Co KG filed Critical Wera Werk Hermann Werner GmbH and Co KG
Publication of EP2384262A2 publication Critical patent/EP2384262A2/fr
Application granted granted Critical
Publication of EP2384262B1 publication Critical patent/EP2384262B1/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
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F1/00—Combination or multi-purpose hand tools
    • B25F1/006—Combination or multi-purpose hand tools with percussion tool-heads or -blades, e.g. hammers, axes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B13/00—Spanners; Wrenches
    • B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
    • B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B19/00—Impact wrenches or screwdrivers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/0007—Connections or joints between tool parts
    • B25B23/0028—Angular adjustment means between tool head and handle

Definitions

  • the invention relates to a screwing tool having a handle portion having and at its end a two facing away broadside plane having gear head bearing drive arm, wherein a gear lock is arranged in the gear head, comprising a by reciprocating the drive arm about the axis of rotation of the Freilaufgesperres step by step the rotation axis rotatable polygonal opening for inserting a driven polygon, wherein the screwing tool is also used as a hammer, to which the gear head has at least one impact surface.
  • a generic screwing which can also be used as a hammer, EP 0 610 834 B1 describes.
  • a freewheel gear closing cover plate is extended on both sides.
  • the two extensions form striking surfaces, so that the screwing tool can also be used as a hammer.
  • the gearhead which can be made of light metal in this tool, has a Freilaufgesperre with a polygonal opening. This polygonal opening forms a nut turning tool. The ends of the nut turning tool project beyond the two edges of the striking surfaces.
  • a screwing tool in which protrudes from a broad side plane a drive polygon, which is the output part of a switchable freewheeling gear.
  • the gear head forms two opposing material accumulation with screw holes can be screwed into the threaded portions of impact heads, so that the screwing tool can also be used as a hammer.
  • DE 1931 197 U describes a ratchet with a gear head, in which a direction-reversible freewheel mechanism is arranged with a Ab- drive polygonal opening into which a drive polygonal pin can be inserted.
  • the gear head sits at the end of a drive arm, whose other end forms a handle portion.
  • the ratchet head can also be used as a striking tool (hammer).
  • DE 18 70 799 describes a hammer, which can also be used as a wrench for tightening and loosening screws.
  • the hammer head has a hexagonal socket.
  • a ratchet wrench which can also be used as a hammer, is described in DE 94 00 404.
  • DE 44 21 069 A1 describes a tool having an elongated handle, wherein a hammer head is seated at one end of the handle and a screwing tool is located at the other end of the handle.
  • US 2006/0075571 A1 describes a ratchet wrench in which the gear head has a striking surface, so that this tool can be used as a hammer.
  • the gear head has a striking surface, so that this tool can be used as a hammer.
  • the front side which is located opposite the gear head is a polygonal opening for inserting a He supplementary tool.
  • the present invention seeks to further develop the basically usable as a hammer wrench use advantageous.
  • the generic screwing tool is first of all substantially developed in that the output polygon in the polygonal opening fits slidably back and forth between two latched screwed positions in the direction of the axis of rotation.
  • each one of the two screw positions of the output polygon forms a driven part, which projects beyond each one or the other of the two broad side plane.
  • the striking surface is further developed in such a way that it forms two sections protruding beyond one of the two broad side planes. Based on the axis direction defined by the axis of rotation, the width of the striking surface is thus greater than the distance of the two substantially mutually parallel broadside planes of the gearhead.
  • the output polygon can assume an intermediate position between the two screw positions.
  • each of the two end sections of the output polygon projects beyond its associated broad side plane of the gear head.
  • the length of the broad side plane projecting portion of the output Mehrkantes is reduced.
  • the end portions are protected in the middle position behind the broadside of the projecting portions of the clubface. Due to a length of the output multi-edge, which is at most slightly larger than the width of the inclined surface measured in the axial direction, and / or due to a double-sided bevel or rounding of the edges of the striking surface, the protective function of the widened face is increased.
  • the ends of the output polygon lying in the direction of impact at the rear of the striking surface are impact-protected in the middle position by the edges of the striking surface.
  • the tool If the tool is used in its function as a hammer, it may happen that the workpiece to be machined with the face is not hit properly. If, for example, only one edge of the workpiece is hit, the hammer head of the screwing tool can slip past the workpiece or bounce off slightly laterally. Since the two ends of the polygonal section only slightly exceed the defined by the edges of the face club face width, they do not hit the workpiece so that they are affected by a failed stroke or even destroyed.
  • the two facing away from each other, essentially a square plan having end faces are preferably curved. Particularly preferably, only these arched end sections of the output multi-edge project substantially beyond an imaginary plane lying parallel to the broad side plane, in which the vertices of the marginal edges of the striking surfaces lie.
  • the bevelled or rounded edges of the striking surfaces also counteract impact resistance of the output polygon as they impart a transverse motion component to the direction of movement of the hammer head in a failed stroke on a workpiece, causing the hammer head to rebound more laterally and thus deflect away from the workpiece
  • the hammer head can have two facing away from each other, each identically designed playing surfaces. It is also conceivable, the two faces of the
  • the two impact surfaces preferably form accumulations of material which are assigned to a ring section of the gearhead.
  • the ring portion has an annular opening in which the freewheel mechanism is mounted. The accumulations of material are diametrically opposed, so that the ring opening is located between the two striking surfaces.
  • the annular portion forming the annular portion thus has a lower material thickness than the two forming the striking surfaces accumulations of material.
  • the direction of impact determined by the position of the striking surfaces runs perpendicular to the axis of rotation of the freewheel gear and perpendicular to the extension direction of the drive arm.
  • the playing surfaces can be curved.
  • the playing surfaces can also be formed spherical.
  • the striking surfaces may be curved in such a way that they form a vertex.
  • the two vertexes pointing away from each other are the areas in which the two faces facing away from each other are their greatest distance from each other have.
  • the connecting line drawn through the two vertices intersects the center of the ring opening, ie the axis of rotation of the output polygon.
  • This embodiment forms a stabilization of the wall of the ring opening in the direction of impact.
  • the length of the striking surfaces which measures in the extension direction of the drive arm is greater than the diameter of the ring opening for receiving the freewheel locking mechanism.
  • the thereto perpendicular extending width of the face, which extends parallel to the axis of rotation of the freewheel gear, is preferably greater than the material thickness of the handle head, so that in each case a portion of the impact surface forming material accumulations dominates the broad side of the gear head.
  • the tool preferably has a drive arm, which may be formed by a tube. This tube can insert in a receiving opening of the gear head, which is designed as a forged part.
  • the drive arm has a handle, for example made of plastic. This end may also have an end opening into which an additional part, in particular in the form of a hammer head, a mounting lever, a centering mandrel or a handle extension can be inserted.
  • the supplementary parts which are in particular supplementary tools, are tied with locking means on the drive arm. These are locking means which can not be released by pulling on the supplementary tool in the direction of the drive arm, but, for example, must be deliberately released by actuating a trigger button. This may be, for example, a bayonet lock. This can be secured by a releasable catch.
  • a cap made of an elastic material can be provided, which can be placed on the club face.
  • the gear head has a double T-shape in cross-section. The T-legs facing away from each other are formed by the sections of the material accumulations projecting beyond the broad side plane. Over these sections, a pocket of the cap can be slipped.
  • the output polygon can carry two spaced detent balls. These protrude from one of the polygonal surface. It is preferably a Square face.
  • the polygonal opening also preferably has a square profile. In one of these polygonal openings are one or more detent openings. These can be designed as Umf angsnut.
  • a latching element engages in one of the latching openings in order to hold the polygonal section in the respective screwed position.
  • the two locking balls can unfold a locking function in the middle position. In this detent position, they are located in the region of each one of the two broad side planes, so that edge edge portions of the polygonal opening facing away from one another bear against the detent balls.
  • the invention also relates to a screwdriving tool having a handle portion having and at its end a handle head supporting output arm, wherein in the gear head a Freilaufgesperre is arranged, comprising by reciprocating the drive arm about the axis of rotation of the Freilaufgesperres stepwise about the rotation axis rotatable driven part, said the screwing tool can be used as a hammer.
  • a Freilaufgesperre is arranged, comprising by reciprocating the drive arm about the axis of rotation of the Freilaufgesperres stepwise about the rotation axis rotatable driven part, said the screwing tool can be used as a hammer.
  • two Ü over the upper broad side of the gear head projecting portion may be provided. Between these then a changeover button for switching the reverse direction of the freewheeling gear is provided.
  • the upper broad side opposite the upper broad side is also surmounted by portions of the material accumulations. From this broad side of the gear head protrudes the output polygon of Freilaufgesperre
  • an approximately pear-shaped contour contour having gear head is in an elongated, in particular a circular cross-section having stem over.
  • the drive arm forming stem ends in a handle portion.
  • the handle portion is formed by a plastic body having a handle profile and which is attached to the free end of the stem.
  • the hammer head is also possible to arrange the hammer head on the handle-side end of the tool.
  • the gear head is used as a handle. It is also possible in a design of the gear head as a hammer head to make the other end of the drive arm tool-like, for example, as a mounting lever, screwdriver or the like.
  • the handle portion between the handle and gear head is telescopic.
  • a further development of the invention relates to a screwing tool with a gear head and a non-directional freewheel mechanism arranged therein.
  • a drive polygon passes through a polygonal opening of the freewheel gear and can protrude to change the direction of rotation either on one side or on the other broad side of the polygonal opening.
  • the output polygon is latched in a middle position in which it protrudes beyond the two facing away from each other broadside planes of the head. The two accumulations of material also protrude beyond the broad side plane.
  • the protruding beyond the broad side plane portions of the output Mehrkantes lie between the protruding beyond the broad side planes portions of the material accumulations and thus in a protected position.
  • the ends of the output Mehrkantes in the middle detent position do not protrude beyond the material accumulations.
  • the accumulations of material have such a radial distance from the output polygon that a nut can be plugged onto the output polygon.
  • FIG. 2 shows the embodiment in a side view according to arrow II in Fig. 1, 3 is a section along the line III-III in Fig. 2,
  • Fig. 4 is a perspective view of that shown in Fig. 1
  • Fig. 5 is a section along the line V-V in Fig. 1, wherein the
  • Output polygon is arranged in a middle position
  • FIG. 6 shows a representation according to FIG. 5, wherein the output polygon is in a screw-operated position
  • FIG. 7 is a representation according to FIG. 4, wherein a hammer bulge is equipped with an elastic cap, FIG.
  • FIG. 8 shows a representation according to FIG. 5 with equipped elastic cap
  • FIG. 9 is a perspective view of the screwing tool, wherein in a frontal handle opening a supplementary tool is inserted,
  • FIG. 11 shows a section according to the line XI-XI in FIG. 9 before a latching of the supplementary tool, FIG.
  • FIG. 12 shows a representation according to FIG. 11 with latched supplementary tool
  • FIG. 13 shows a representation according to FIG. 9, however, with another supplementary tool
  • FIG. 12 shows a representation according to FIG. 11 with latched supplementary tool
  • FIG. 13 shows a representation according to FIG. 9, however, with another supplementary tool
  • FIG. 12 shows a representation according to FIG. 11 with latched supplementary tool
  • FIG. 13 shows a representation according to FIG. 9, however, with another supplementary tool
  • FIG. 13 shows a representation according to FIG. 9, however, with another supplementary tool
  • FIG. 14 is a view according to FIG. 9 with a further supplementary tool, FIG.
  • 15 is a perspective view of a ratchet whose gear head is designed as a hammer head
  • FIG. 16 is a perspective view of the tool about its axis of extension 180 ° turned tool of FIG. 15,
  • 19 is a plan view of the tool with removed freewheel - lock
  • FIG. 20 shows a representation similar to FIG. 19 of a further embodiment of the tool, in which the hammer head is arranged at the handle-side end of the tool,
  • 21 is a plan view of the head portion of another embodiment
  • FIG. 22 shows a section according to the line XXIII-XXIII in FIG. 21 in a first detent position of the output multi-edge in a multiple detent position.
  • Fig. 23 is a view according to FIG. 22, wherein the output polygon
  • a screwing tool which is also referred to as a ratchet or ratchet. It has a gear head 3, in which a Freilaufgesperre 4 is arranged. From the gear head 3 projects from a drive arm 1 auslagender handle from which carries a handle 2 at its end.
  • the output polygon 8 defines an axis of rotation 9 around which the output polygon 8 can be rotated stepwise by reciprocating the drive arm 1 about the axis of rotation 9.
  • the freewheel mechanism 4 is not switchable.
  • the gear head 3 forms a ring portion 17, wherein the inside of the ring opening 7 has a toothing 27. This is a locking toothing, which cooperates with pawls 28 which are arranged in a core part 30.
  • the pawls 28 are urged by pawl springs 29 in a tooth engagement.
  • the core part 30 has a square opening 20 in which a drive square 8 is inserted. From Fig. 6 it can be seen that within the output square a locking device is provided. This consists of two acted upon by a compression spring away from each other locking pins 25, which may optionally occur in one of two axially offset from each other latching recesses 26. In each case, one of the two ends of the output Mehrkantes 8 on one of the two broad side planes 10, 11 of the ring portion 17 occurs in each of the two end portions of the output Mehrkantes 8 is in achirhöh- ment a detent ball 23 which is acted upon by a detent spring 24. With this detent ball a nut on the output polygon 8 can be kept.
  • the gear head 3 has a double-T-shaped cross-section.
  • the web of the double T-profile is formed by the ring portion 17.
  • the two transversely extending transverse webs of the profile are formed by two accumulations of material 5, each forming a club face 6.
  • the two impact surfaces 6 face away from each other and run parallel to each other.
  • the width B of each of the two accumulations of material is greater than the distance between the two parallel broad sides 10, 11 of the middle section in which the ring opening 7 is located.
  • the length L of the output polygon 8 is only slightly larger than the width B.
  • the two mutually facing away faces 8 'of the output polygon 8, whose distance defines the length L, are each rounded.
  • the striking surfaces 6 form a central section running in a plane, which merges into a vertex 6 '' to form a peripheral rounding 6 '.
  • the distance of the two vertexes 6' "from one another defines the striking surface width B.
  • the accumulations of material 5 form, together with the ring section, a hammer head which can be forged in the same material, for example, and has a material hardness of 48, in particular more than 54 HRC.
  • the hammer head has an opening 42 into which a tubular drive arm is inserted.
  • a handle section 2 On the other end of the drive arm 1 sits a handle section 2.
  • the output polygon is brought into the position shown in Fig. 6.
  • the output polygon 8 can be brought into the middle position shown in FIG. In this middle position, the end faces 8 'of the output polygon each protrude equidistant across their broadsides 10, 11 and only slightly above the apex line 6'"of the striking surfaces 6.
  • the output polygon 8 only needs to be pushed upwards from the position shown in FIG. 6, so that the detent pin 25 can engage in the latching groove 26 shown above.
  • the fixation of the output polygon 8 in the middle position shown in FIGS. 2 and 5 is carried out with the help of the two arranged on the end portions locking balls 23. These are based on the two facing away broad sides 10, 11 from.
  • the supplementary tool 31 has a coupling pin 32 which can be inserted into an end opening 33 of the handle portion 2.
  • This coupling opening 33 has a latch inlet opening 35 for the entry of a locking cam 34, which is arranged at the end of the coupling pin.
  • the locking cam 34 has the shape of a hammer head.
  • the latch opening 35 has a corresponding contour. If the locking cam 34 is inserted into the latch opening 35 and then rotated by 90 °, the supplementary tool 31 is positively coupled to the drive arm 1.
  • This coupling position can be held by means of a detent, for this purpose, a detent ball can lie in an opening 37 which engages with an opening 36. But it is also possible to insert a split pin or the like in the opening 38 of the handle portion, which passes through the opening 36 in the opening 37 of the coupling pin.
  • FIG. 13 shows the connection of the tool described above with a handle extension 39, which is inserted in the coupling opening 33 with the previously described coupling.
  • FIG. 14 shows a nail iron 31, which is inserted as a supplementary tool in the front side opening of the handle portion 2.
  • the freewheel mechanism 4 has at its the output polygon 8 opposite side a changeover button 12, with which the reverse direction of the freewheeling lock. 4 can be changed.
  • the freewheel mechanism 4 is located in an annular opening 7 of the gear head 3, which extends between two broad sides 10, 11 of a pear-shaped plan having gear head 3.
  • the pointed side of the gear head 3 merges into the above-mentioned handle, on the free end of a plastic handle 2 is attached.
  • the wide end of the gear head 3 forms a ring portion 17.
  • Two diametrically opposite to the center of the ring opening 7 opposite portions of the ring portion 17 form mutually away facing impact surfaces 6, which are each formed of material accumulations 5.
  • the two faces 6 facing away from each other are rounded not only in the plane of rotation, which lies in the illustration in FIG. 19 in the plane of the paper.
  • the striking surfaces 6 are also arched in the transverse plane in which the axis of rotation 9 lies and which lies in the plane of the illustration in FIG. 17 in the plane of the paper. In each case the middle of the clubface is slightly arched.
  • the edges 6 1 , 6 "of the face 6 are more curved.
  • the strongly curved longitudinal edge edges 6 1 of the face 6 merge into apex lines, which are respectively assigned to sections which project beyond the upper broad side 10 and the lower broad side 11, respectively.
  • These projecting portions 13, 14 are parallel to each other, so that the apex lines of the projecting portions 13, 14 extend along the edge lines of an imaginary cuboid.
  • the on this and beyond the ring opening 7 extending overhanging portions 13 take the switch button 12 between them.
  • the changeover button 12 is protected.
  • the lower broadside 11 superior portions 14 exert a protective function, since between the lower broad side 11 projecting portions 14 of the output polygon 8 is arranged.
  • the striking surface thus has a greater width extension than the material thickness of the gear head 3, which is defined by the distance between the two broad sides 10, 11, wherein the two broad sides 10, 11 are substantially parallel to each other.
  • FIGS. 14 and 15 a broadside profiling of the upper broad side 10 and the lower broad side 11 is shown.
  • the material of the striking surfaces 6 forming the gear head 3 is steel with a material hardness of 48, in particular more than 54 HRC or more.
  • the material accumulations 5 not only form a deformation protection for the ring opening 7, but also an increase in the given by the mass of the gear head 3 striking mass.
  • the vertexes 6 '"of the domes are those points of the two facing away faces 6, which have the greatest distance from each other, being understood as the distance the distance to the two symmetrical identical points are spaced from each other, wherein the relevant plane of symmetry that through the The axis of rotation 9 is the plane in which the drive arm 1 lies, and the vertex line 19, designated by the reference numeral 19 in FIG. 19, which passes through the two vertices 6 '"facing away from each other, intersects the axis of rotation 9.
  • One through the apex line 19 and the axis of rotation 9 defined plane is also based on the material accumulations 5 a plane of symmetry.
  • the handle portion 2 is not provided with a plastic handle, but is designed as a tool.
  • the grip end of the drive arm 1 can be formed in this development, not shown, as a mounting lever, screwdriver, chisel or the like. It is also conceivable to form the free end of the drive arm 1 as crowbar or bar iron.
  • the hammer head 16 is arranged on the handle side. At the rear of the grip section 2 there is a accumulation of material 16, which forms two striking faces 6 facing away from one another.
  • the gear head 3 is in the mouth of a fork 15 and is reversible about a hinge axis 18.
  • the Freilaufgesperre locks only in one direction.
  • the freewheel mechanism 4 has in this embodiment, a polygonal opening 20 in which a drive polygon 8 slidably rests.
  • the output polygon projects from the broad side plane 11 of head 3 only with one side
  • the detent ball 22 is in the Rastaus- recess 21. If the output polygon 8 pushed through the opening 20 upwards, so he dominates the opposite broad side 10.
  • the detent ball 22 engages in this the recess 21 "a. In these two operating positions, a rotary movement can be applied clockwise or counterclockwise to a nut mounted on the output polygon.
  • the output polygon 8 is brought into the middle latching position shown in FIG. 23, in which the latching ball 22 engages in the middle latching recess 21 '.
  • the output polygon 8 now projects beyond the broad side planes 10, 11 of the head with both end sides.
  • the impact surfaces 6 are also formed in this embodiment of accumulations of material 5, wherein also here the accumulations of material 5 sections 13, 14 which extend over the broad side planes 10, 11 extend.
  • the sections 13 extend so far over the broad side plane 10, that the end of the latched in the central detent position output multi-edge 8 does not protrude beyond the ends of the sections 13.
  • the striking surfaces 6 are curved in the drawings or shown crowned. But you can also just go. They then preferably run parallel to one another.
  • the clearance between the sections 13 and 14 is sufficiently large that in the operating position shown in Figure 8, a nut on the output polygon 8 can be placed.
  • the output polygon 8 is optimally protected between the opposing sections 13 and 14, respectively.
  • the distance between the apex of the material accumulation 13 and the opposing material accumulation 14 is preferably greater than the axial length of the output multiplication element.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Percussive Tools And Related Accessories (AREA)

Abstract

L'invention concerne un outil de vissage avec un bras de commande (1) comportant un segment de poignée (2) et, à son extrémité, une tête de transmission (3) présentant deux plans latéraux (10, 11) opposés l'un à l'autre. La tête de transmission (3) comprend un cliquet à roue libre (4) et une ouverture polygonale (20) destinée à recevoir un embout polygonal (8) et tournant progressivement autour de l'axe de rotation (9) du cliquet à roue libre (4) grâce à un mouvement d'aller et de retour du bras de commande (1). L'outil de vissage peut également être utilisé comme marteau, la tête de transmission (3) possédant à cette fin au moins une surface de percussion (6). L'embout polygonal (8) est inséré dans l'ouverture polygonale (20) en pouvant coulisser entre deux positions de vissage immobilisées par un encliquetage dans la direction de l'axe de rotation (9), si bien que l'embout polygonal (8) forme une pièce d'entraînement faisant saillie par rapport à l'un des deux plans latéraux (10, 11). La surface de percussion (6) prend la forme de deux segments (13, 14) faisant saillie par rapport à l'un des deux plans latéraux (10, 11) et l'embout polygonal (8), dans une position moyenne située entre les deux positions de vissage, fait saillie de part et d'autre de sensiblement la même valeur par rapport aux plans latéraux (10, 11).
EP09801217.2A 2009-01-05 2009-12-30 Clé à cliquet avec tête de marteau Active EP2384262B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202009000005U DE202009000005U1 (de) 2009-01-05 2009-01-05 Knarre mit Hammerkopf
PCT/EP2009/068027 WO2010076331A2 (fr) 2009-01-05 2009-12-30 Clé à cliquet avec tête de marteau

Publications (2)

Publication Number Publication Date
EP2384262A2 true EP2384262A2 (fr) 2011-11-09
EP2384262B1 EP2384262B1 (fr) 2013-09-04

Family

ID=42169063

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09801217.2A Active EP2384262B1 (fr) 2009-01-05 2009-12-30 Clé à cliquet avec tête de marteau

Country Status (3)

Country Link
EP (1) EP2384262B1 (fr)
DE (1) DE202009000005U1 (fr)
WO (1) WO2010076331A2 (fr)

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Publication number Priority date Publication date Assignee Title
DE102012103782A1 (de) 2012-04-30 2013-10-31 Wera-Werk Hermann Werner Gmbh & Co. Kg Knarre mit hin und her verschiebbarem Abtriebsschaft
US10688635B2 (en) 2016-10-07 2020-06-23 Milwaukee Electric Tool Corporation Torque wrench
DE102017101300A1 (de) 2017-01-24 2018-07-26 Erich Buhl Schraubwerkzeug
DE202017100352U1 (de) 2017-01-24 2018-04-25 Erich Buhl Schraubwerkzeug
DE102019130808A1 (de) * 2019-11-14 2021-05-20 Mustafa Kaan Akkaya Verbesserte Gerüstratsche
CN115315338A (zh) 2020-04-03 2022-11-08 米沃奇电动工具公司 扭矩扳手

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Also Published As

Publication number Publication date
EP2384262B1 (fr) 2013-09-04
WO2010076331A3 (fr) 2010-08-26
WO2010076331A2 (fr) 2010-07-08
DE202009000005U1 (de) 2010-05-12

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