EP2101959A1 - Adapter for a handheld machine tool - Google Patents
Adapter for a handheld machine toolInfo
- Publication number
- EP2101959A1 EP2101959A1 EP07821375A EP07821375A EP2101959A1 EP 2101959 A1 EP2101959 A1 EP 2101959A1 EP 07821375 A EP07821375 A EP 07821375A EP 07821375 A EP07821375 A EP 07821375A EP 2101959 A1 EP2101959 A1 EP 2101959A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- attachment
- housing
- locking unit
- locking
- spring
- 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
- 230000000694 effects Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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
- B25F3/00—Associations of tools for different working operations with one portable power-drive means; Adapters therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/17—Socket type
- Y10T279/17128—Self-grasping
- Y10T279/17136—Yielding grasping jaws
- Y10T279/17153—Spring jaws
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/17—Socket type
- Y10T279/17761—Side detent
- Y10T279/17786—Spring
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/32—Means to prevent jaw loosening
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/34—Accessory or component
- Y10T279/3406—Adapter
Definitions
- the invention relates to an attachment for a hand tool according to the preamble of claim 1.
- Screwdriver or drill to increase, is known from the prior art to attach an essay on the power tool.
- the attachment may e.g. an angular attachment whose output shaft is at an angle to the drive shaft of the power tool.
- eccentric essays with a parallel to the drive shaft of the power tool offset arranged output shaft are known.
- the output shaft of the attachment thereby drives an insert tool received in a tool holder of the attachment, e.g. a screwdriver or drill bit.
- the invention relates to an attachment for a hand tool, which is equipped with a rotatably mounted shaft and a locking unit.
- the shaft can be connected directly or indirectly with a drive shaft of the hand-held power tool.
- the shaft of the attachment can eg be equipped with a tool holder for receiving an insert tool, for example a screwdriver bit, so that the insert tool which can be received in the tool holder can be driven via the shaft.
- the locking unit of the attachment is detachably and fixedly attachable to a housing of a hand-held machine tool. It is proposed to provide the locking unit with at least one means for a latching connection.
- the releasable positive connection of the attachment with a housing of a hand tool is thus carried out according to the invention by means of a latching connection.
- a latching connection is an elastic latching connection with at least one elastic latching means.
- a latching connection has the advantage that it is easy to handle, since no additional tool is needed as an aid for attaching or detaching the attachment.
- the ease of use of the latching connection is particularly evident in an embodiment in which the at least one latching means is carried out automatically, that is, without further manual actuation of the latching means or another means, latching.
- the latching connection between the attachment and the housing of the power tool is fully automatic, ie without any other action or action of any other means, effective (autolock function).
- the resilient locking means may for example be a resilient latching hook with a ramp, wherein the ramp of the latching hook cooperates with a corresponding ramp on the housing of the power tool such that already at axial attachment of the attachment to the housing without further action of the resilient latching hook is clamped and snaps into a recess on the housing or locks.
- Catch means can be made audible in corresponding means on the housing of the power tool, so that the operator of the power tool is indicated by a clicking sound when snapping that the article is completely and properly locked to the power tool.
- the at least one locking means is manually operable.
- the locking means may be attached to the locking unit so that it directly from the outside or indirectly via an unlocking element, e.g. a release button in the form of a push button, a slider or the like. through the unlocking element, e.g. a release button in the form of a push button, a slider or the like. through the unlocking element, e.g. a release button in the form of a push button, a slider or the like.
- the at least one latching means effects at least one axial securing of the attachment to a housing of a handheld power tool.
- the article is held by the locking means at least in the axial direction.
- the locking means may be provided on a housing of a power tool an annular groove, so that the locking means when attaching the attachment to a housing of a power tool with the annular groove is engageable.
- an axially acting latching means can be designed such that it simultaneously effects an anti-rotation lock.
- a rotationally secure locking connection can be realized for example by a latching hook, which engages in a corresponding recess on the housing of the power tool. The engagement of the latching hook in a corresponding recess can be made so, - A -
- both the axially directed and the forces acting in the circumferential direction are received by a means, namely one or more locking means.
- the rotation can also be effected by a separate means.
- the locking unit has engagement means for rotationally fixed engagement with a housing of a handheld power tool.
- corresponding engagement means are provided on the housing.
- the mutually associated engagement means are fixedly arranged on the locking unit of the attachment and on the housing of the power tool.
- the engagement means are in particular designed such that the engagement means of attachment and housing engage with one another already during the axial attachment of the attachment to the housing without any other manual operation.
- the forces acting in the circumferential direction are transmitted by the engagement means to the housing of the power tool, while the axially acting forces are transmitted by the locking means.
- the forces acting in the circumferential direction and in the axial direction are absorbed by different means.
- the engagement means on the locking unit and the housing of the power tool are designed as a toothed ring. If the serration of the toothed ring is correspondingly fine, the
- Attachment be mounted in virtually any arbitrary angular position relative to the housing of the power tool.
- the locking means may e.g. be resilient in itself. However, it may also be spring-loaded, e.g. in the form of a spring-loaded latch, hook or the like.
- the locking means may be a separate component which is attached to the locking unit of the attachment. However, it can also be integral with the Locking unit executed by being integrally formed on the locking unit. If the locking unit is made of plastic, for example, it is possible to form one or more locking means, for example in the form of latching hooks, on the locking unit.
- the at least one latching means is a spring element, i. the locking means is resilient in itself.
- the spring element is an annular spring, which is accommodated as a separate component in the locking unit.
- the annular spring is designed so that it can be brought into engagement with the attachment of the attachment to a housing of a hand tool with an annular groove which is provided on the housing of the power tool, automatically engaged. If the annular spring is brought into engagement with the annular groove, the attachment is locked in the axial direction.
- a first end of the annular spring is fixedly arranged in the locking unit, while a second end of the annular spring is arranged to be movable in the circumferential direction relative to the locking unit. If the second, freely movable end of the annular spring in the circumferential direction moves away from the first, fixed end, the annular spring expands and gets under tension. When the tension is released, the free end returns to its original position. This effect of the ring spring is used to effect an automatic latching. In the starting position, i. before attaching the essay to the housing of a hand tool, is the
- Ring spring in de-energized state.
- the annular spring When attaching the attachment to the housing of the power tool, the annular spring is tensioned without further manual operation by the annular spring, for example. forcibly guided by means of a projection on the housing of the power tool. The tension of the annular spring is partially released again when the annular spring in
- the second, freely movable end of the annular spring is arranged in a rotatably mounted unlocking the locking unit in a preferred embodiment.
- the locking unit comprises a base body, which is provided with fixed engagement means for rotationally fixed engagement with the housing of the power tool.
- On the main body of the annular spring is mounted with its first, fixed end.
- the second, free end is mounted relative to the base body in the circumferential direction movable and received freely movable in the unlocking ring.
- a freewheel in the form of a parallel to the circumferential direction bent elongated hole is formed in the unlocking ring.
- the unlocking ring is rotatably mounted on the body in the circumferential direction, wherein the
- Rotation between a starting position and an end position is limited by one stop.
- the annular spring In the starting position of the unlocking ring, the annular spring is in tension-free state before attaching the attachment to the housing of the power tool.
- the ring spring When applying the ring spring is automatically tensioned by expanding, with the free
- End of the annular spring in the freewheel of the unlocking ring is movable. Because of the freewheel for the free end of the annular spring unlocking ring does not have to be moved, either automatically or by the operator. If the annular spring engages in the annular groove, the unlocking ring is still in the starting position. To remove the essay, only a simple rotational movement of the unlocking ring relative to the base body is required, wherein the unlocking ring can be moved maximally up to its end position, which is defined by a stop formed on the base body. The free end of the annular spring is received in the unlocking ring so that the unlocking ring entrains the free end of the annular spring by the rotational movement. In this case, the annular spring is widened against its spring force until the annular spring with the annular groove is disengaged and can be deducted from the housing of the power tool.
- the resilient latching means is inherently resilient
- the at least one leaf spring is used in attaching the locking unit to a housing of a hand tool with suitable engaging means, e.g. an annular groove, automatically engaged.
- suitable engaging means e.g. an annular groove
- a resilient hook is formed, which engages audibly in the annular groove when attaching the attachment to a housing of a power tool.
- a first end of the leaf spring in the locking unit is stationary, while a second end of the leaf spring, which is designed as a hook, is arranged to be movable in the radial direction relative to the locking unit.
- the locking unit also has a locking ring, which is rotatably arranged in the locking unit.
- Locking ring can be brought by a manual rotational movement in a locking position or in an unlocked position.
- the locking ring prevents inadvertent release of the attachment of a housing of a power tool.
- the unlocking position the locking ring allows the attachment to be removed from a hand-held power tool. This is achieved, for example, in that the locking ring has radially inwardly directed locking projections, which lie in the locking position in the radial direction of the at least one leaf spring and thus prevent a radial movement of the second end of the leaf spring outward against the spring force.
- the at least one leaf spring In the unlatched position, however, the at least one leaf spring is opposite in the radial direction a free space, which permits a radial movement of the second end of the leaf spring outward against the spring force.
- the locking ring To attach and detach the attachment, the locking ring must be brought into the unlocking position.
- a drive shaft of the power tool When attaching the attachment to a housing of a power tool also a drive shaft of the power tool is brought into rotationally fixed connection with a rotatably mounted shaft of the attachment.
- the rotationally fixed connection can take place immediately.
- the drive shaft at its free end, for example, a polygonal recess.
- a corresponding polygonal extension is formed on the shaft of the attachment, which is received positively by the polygonal recess of the drive shaft.
- the drive shaft and the shaft of the attachment can be assembled rotatably without additional manual operation.
- the hand tool can be used without attachment
- the polygonal StirnausNeillung the drive shaft is shaped so that it can also act as a receptacle for an insert tool, such as screwdriver bit.
- the rotationally fixed connection can also indirectly via a transmission, such as an angle gear, or a clutch, such as a Studentsrastkupplung done.
- the article has an input shaft and an output shaft. Input shaft and output shaft are connected via a transmission or a clutch to each other in driving connection.
- the output-side end of the drive shaft and the input-side end of the input shaft are provided with corresponding means to produce a positive rotational connection. If such an attachment attached to a hand tool, the input shaft and the drive shaft of the power tool are rotatably mated together.
- the shaft of the attachment may further comprise at its output end a tool holder for receiving an insert tool, e.g. a screwdriver or Bohrerbits have.
- the tool holder may be a simple recess on the front side of the shaft. If the attachment has an input and an output shaft, the tool holder is correspondingly arranged on the end face of the output shaft.
- the article may for example be an angular attachment whose output shaft is at an angle to a drive shaft of the power tool, wherein the Input shaft of the attachment is connected via an angular gear with the output shaft.
- the attachment may also be e.g. an eccentric with a staggered parallel to a drive shaft of the power tool arranged
- the attachment may also be used e.g. be a torque cap, with which the operator of the power tool can set the maximum torque.
- the hand tool which contains an article according to the invention.
- the hand tool can be a battery operated or network-bound screwdriver, drill, drill or the like. be.
- FIG. 1 shows a detail of a hand tool with a drive shaft and a tool holder in a perspective view
- Figure 2 is a side view of an embodiment of an attachment according to the invention with a shaft and a locking unit
- Figure 3 shows an embodiment of a locking unit consisting of
- FIG. 4 shows the locking unit of FIG. 3 in front view
- Figure 5 shows the locking unit of FIG. 3 without unlocking in the rear view
- FIG. 6 shows the locking unit according to FIG. 3 without unlocking ring in the front view
- Figure 7 shows a detail of the housing of the power tool of FIG. 1 with the locking means in the locked state
- Figure 8 is a longitudinal section through an alternative embodiment of a locking unit consisting of base body, leaf springs as locking means and locking ring
- Figure 9 shows the locking unit of FIG. 8 in a perspective view
- FIG. 10 shows the locking unit of FIG. 8 in the unlocked position in the rear view
- FIG. 11 shows the locking unit of FIG. 8 in the locked position in the rear view.
- FIG. 1 shows a section of a handheld power tool 100 that is suitable for receiving an attachment 30 according to the invention (FIG. 2).
- the hand tool 100 shown in FIG. 1 is a screwdriver. In Fig. 1, only necessary to explain the invention parts of the power tool are shown.
- the hand tool 100 includes, seen in the direction of work, the front portion of a housing 10 from which a drive shaft 20 exits.
- the drive shaft 20 has on its front side a polygonal recess 22 for receiving an insert tool, e.g. a screwdriver bit (not shown).
- the hand tool 100 as such, i. without attachment. For this, e.g. a screwdriver bit as an insert tool are inserted into the recess 22.
- the attachment 30 comprises a shaft 32, which has on the output side at its end face a recess 34 for receiving an insert tool 36, for example a screwdriver bit.
- the shaft 32 is in driving connection with the drive shaft 20 of the power tool 100.
- the shaft 32 forms an output shaft which has an overrunning clutch (not shown) with an input shaft (not shown).
- the shaft 32 is indirectly in rotationally fixed connection with the drive shaft 20 of the power tool.
- Input shaft is directly in driving connection with the drive shaft 20 of the power tool as soon as the attachment 30 is attached to the power tool. This can be achieved in a simple embodiment, for example, by a positive connection by the drive shaft 20, as shown in Fig. 1, a polygonal Stirnausnaturalung 22 has, and the
- Input shaft of the attachment 30 on the input side with a complementary to the end recess 22 extension is provided with polygonal cross-section (not shown).
- the extension of the input shaft is simply inserted without further action into the recess 22 of the drive shaft 20.
- the attachment 30 further comprises a locking unit 40 for releasable attachment to a housing 10 of a hand tool 100.
- the attachment 30 according to the invention is characterized by a locking unit 40, which has at least one means 42 for an elastic latching connection.
- Such a locking unit 40 is in principle for all possible attachments, which are detachably attachable to a housing of a hand tool, such. Angled attachment or torque attachment, suitable.
- the locking unit 40 in the embodiment shown in FIGS. 3-7 is constructed from a base body 44 which has a central opening 41 for receiving the drive shaft 20 of the power tool 100.
- the main body 44 is provided with engagement means 43 which allow a rotationally secure engagement when attaching the attachment 30 to the housing 10 with corresponding engagement means 13 on the housing 10.
- the mating engagements means 43, 13 are fixedly arranged on the locking unit 40 of the attachment 30 and on the housing 10 of the power tool 100.
- the engagement means 43, 13 are designed so that already during the axial attachment of the attachment 30 to the housing 10 without any other manual actuation, the engagement means 43, 13 of attachment 30 and housing 10 with each other
- the engagement means 43, 13 transmit the force acting on the attachment 30 in the circumferential direction forces on the housing 10.
- the engagement means 43, 13 are designed in the illustrated embodiment as toothed rings. Therefore, the cap 30 can be in virtually any angular position relative to the housing
- the circumferentially acting forces are transmitted to the housing 10 of the power tool 100 by the engaging means 43, 13, while the axially acting forces are transmitted by the locking means 42 become.
- the locking means 42 here is a spring element in the form of a ring spring.
- the annular spring 42 is designed so that it automatically engages with the attachment of the attachment 30 to the housing 10 with a circumferential annular groove 12 on the housing. If the annular spring 42 is engaged in the annular groove 12, the attachment 30 is locked in the axial direction.
- the housing 10 of the handheld power tool 100 with latched annular spring 42 without base body 44 and unlocking ring 46 of the locking unit 40 is shown in FIG.
- a first end 45 of the annular spring 42 is fixedly arranged in the base body 44 of the locking unit 40, while a second end 47 of the annular spring 42 is arranged to be movable in the circumferential direction relative to the main body 44 of the locking unit 40. If the second, freely movable end 47 of the annular spring 42 is moved away in the circumferential direction of the first, fixed end 45, the annular spring 42 expands and gets under tension. When the voltage is released, the free end 47 returns to its original position. The elasticity of the annular spring 42 is used to an automatic engagement cause. In the starting position, ie before attaching the attachment 30 to the housing 10, the annular spring 42 is in a de-energized state. When attaching the attachment 30 to the housing 10, the annular spring 42 is tensioned without further manual actuation by the annular spring 42 being forcibly guided along the housing 10. To the forced operation of the annular spring 42 on the
- the surfaces 14 of the teeth of the toothed ring 13 are chamfered in the axial direction.
- the tension of the annular spring 42 is partially released again.
- the engagement of the annular spring 42 in the annular groove 12 causes a positive fit and prevents inadvertent release of the attachment 30 of the power tool 100 in the axial direction.
- the operator For attaching the attachment 30 on the housing 10 of the hand tool 100, the operator thus only has to set the attachment 30 and the craft machine 100 in the axial direction against one another such that the engagement means 43, 13 engage one another.
- the locking means 42 engages by itself in the corresponding means, the annular groove 12, on the housing 10 a.
- the annular spring 42 can widen when attaching the attachment 30 to the housing 10, the second end 47 of the annular spring 42 is freely movable in the
- Locking unit 40 is arranged.
- the second end 47 of the annular spring 42 projects freely movable into a recess 51 on the main body 44.
- the locking unit 40 further comprises a locking ring 46, which is arranged on the base body 44. It is called as
- Rear view the view of the in the locked state the housing of the power tool facing side of the essay and understood as a front view of the view in the locked state of the housing of the power tool opposite side of the essay.
- the second end 47 of the annular spring 42 is arranged to be freely movable in the unlocking ring 46.
- the unlocking ring 46 is provided with an axially continuous freewheel 48 in the form of an elongated hole bent parallel to the circumferential direction.
- the second end 47 of the annular spring 42 is mounted freely movable.
- the annular spring 42 can rise up by the second end 47 can move freely in the freewheel 48. Because of the freewheel 48 for the free end 47 of the annular spring 42, the unlocking ring 46 does not have to be moved when attaching the attachment 30, either automatically or by the operator.
- the annular spring 42 To remove the attachment 30 from the power tool 100, the annular spring 42 must be widened so that it comes out of engagement with the annular groove 12. The widening of the annular spring 42 is again performed manually without additional tools as an aid. For this purpose, the unlocking ring 46 on the
- Base body 44 rotatably mounted in the circumferential direction, wherein the rotation, as shown in Fig. 4, between a starting position and an end position by a respective stop 49, 50 is limited to the base body 44.
- the annular spring 42 In the starting position of the unlocking ring 46, the annular spring 42 is in tension-free state before attachment of the attachment 30 to the housing 10 of the power tool 100. If the annular spring 42 snaps into the annular groove 12 when it is attached to the housing 10, the unlocking ring is located 46 still in starting position.
- the unlocking 46 is maximally moved to its final position, which is defined by the formed on the base 44 stop 50 can.
- the free end 47 of the annular spring 42 is received in the unlocking ring 46 so that the
- a locking unit 40 which also has a locking means for attaching the attachment 30 to the housing 10 of a power tool.
- a locking means serve in this embodiment, four evenly distributed over the circumference of leaf springs 62.
- the same or similar components in Fig. 8-11 are denoted by the same reference numerals as in Fig. 3-7.
- Embodiment of the locking means in the form of leaf springs 62 it would also be possible to absorb not only the axial forces, but also the forces acting in the circumferential direction by the leaf springs 62, provided that the leaf springs 62 fixed in the locked state on the housing 10 substantially free of play in the circumferential direction would be (not shown).
- leaf springs 62 As latching means according to FIGS. 8-11, four spring elements in the form of leaf springs 62 are provided.
- the four leaf springs 62 are distributed substantially equidistantly over the circumference of the main body 44 of the locking unit 40.
- the leaf springs 62 are designed so that they attach to the attachment when attaching the attachment 30
- Housing 10 with corresponding means, here a circumferential annular groove 12, on the housing automatically engage. If the leaf springs 62 are engaged in the annular groove 12, the attachment 30 is locked in the axial direction.
- a first end 65 of the leaf springs 62 is fixedly disposed in the main body 44 of the locking unit 40, while a second end 67 of the leaf springs 62 is arranged to be movable in the radial direction relative to the main body 44 of the locking unit 40.
- the second end 67 of the leaf springs 62 is formed as a hook. If the second, freely movable end 67 of the leaf springs 62 moves radially outward, the leaf springs 62 get under Tension. When the voltage is released, the free end 67 returns to its original position.
- the elasticity of the leaf springs 62 is used to effect an automatic latching. In the starting position, ie before attaching the attachment 30 to the housing 10, the leaf springs 62 are in tension-free state.
- the leaf springs 62 When attaching the attachment 30 to the housing 10, the leaf springs 62 are tensioned without further manual operation by the leaf springs 62 are forced along the housing 10. In order to facilitate the positive guidance of the leaf springs 62 on the housing 10, the surfaces 14 of the teeth of the toothed ring 13 are bevelled in the axial direction. When the leaf springs 62 come into engagement with the annular groove 12 on the housing 10, the tension of the leaf springs 62 is partially released. The engagement of the leaf springs 62 in the annular groove 12 causes a positive fit and prevents inadvertent release of the attachment 30 of the power tool 100 in the axial direction.
- the locking unit 40 further comprises a locking ring 66 which is rotatably mounted on the base body 44.
- the locking ring 66 is shown in its unlocked position, in Fig. 11 in its locking position.
- FIGS. 10 and 11 show the locking unit in the rear view.
- the locking ring 66 can be brought by a manual rotational movement in the locked position or in the unlocked position. In the locked position, the locking ring 66 prevents unintentional release of the attachment 30 from a housing 10 of a hand tool. In the locked position, the locking ring 66 prevents unintentional release of the attachment 30 from a housing 10 of a hand tool. In the locked position, the locking ring 66 prevents unintentional release of the attachment 30 from a housing 10 of a hand tool. In the
- the locking ring 66 has on its inner surface a plurality of circumferentially uniformly distributed, radially inwardly facing locking projections 69 has.
- the locking projections 69 are radially opposed to the leaf springs 62 so as to block a radial movement of the second end 67 of the leaf springs 62 outwardly against the spring force.
- the leaf springs 62 can not get out of engagement with the annular groove 12.
- the leaf springs 62 each have a free space 68 on the inner surface of the locking ring 66 in the radial direction.
- the clearance 68 allows radial movement of the second end 67 of the leaf springs 62 against the spring force to the outside.
- the locking ring 66 For attaching and detaching the attachment 30, the locking ring 66 must be brought into the unlocked position only by a manual rotational movement in the circumferential direction of the locking ring 66.
- the locking position and unlocking position of the locking ring 66 are each defined by a stop 49 or 50 on the main body 44 of the locking unit 40.
- a receptacle 61 for a spring-loaded ball 63 is provided in the locking ring 66 for the locking position and the unlocking position.
- only one receptacle 61 is shown.
- the base body 44 has for this purpose a ball 63 and a coil spring 64, wherein the coil spring 64 is supported on the base body 44 and the ball 63 is substantially radially outwardly in the
- Recording 61 presses.
- the ball 63 is pressed by means of coil spring 64 in the locking position or unlocking position into the respective receptacle 61 in the locking ring 66. This prevents unintentional release of the locking ring 66 from its locking or unlocking position.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
- Snaps, Bayonet Connections, Set Pins, And Snap Rings (AREA)
- Gripping On Spindles (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
- Workshop Equipment, Work Benches, Supports, Or Storage Means (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Portable Power Tools In General (AREA)
- Supply And Installment Of Electrical Components (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP10174854A EP2260980B1 (en) | 2006-12-08 | 2007-10-16 | Attachment for a hand tool |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006057927 | 2006-12-08 | ||
DE102007006329A DE102007006329A1 (en) | 2006-12-08 | 2007-02-08 | Attachment for a hand tool |
PCT/EP2007/061009 WO2008068100A1 (en) | 2006-12-08 | 2007-10-16 | Adapter for a handheld machine tool |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10174854.9 Division-Into | 2010-09-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2101959A1 true EP2101959A1 (en) | 2009-09-23 |
EP2101959B1 EP2101959B1 (en) | 2010-12-29 |
Family
ID=39046803
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07821375A Active EP2101959B1 (en) | 2006-12-08 | 2007-10-16 | Adapter for a handheld machine tool |
EP10174854A Active EP2260980B1 (en) | 2006-12-08 | 2007-10-16 | Attachment for a hand tool |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10174854A Active EP2260980B1 (en) | 2006-12-08 | 2007-10-16 | Attachment for a hand tool |
Country Status (6)
Country | Link |
---|---|
US (1) | US8360439B2 (en) |
EP (2) | EP2101959B1 (en) |
CN (2) | CN102632487B (en) |
DE (2) | DE102007006329A1 (en) |
RU (1) | RU2478035C2 (en) |
WO (1) | WO2008068100A1 (en) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009057200A1 (en) | 2009-11-26 | 2011-06-01 | C. & E. Fein Gmbh | Attachment for a machine tool |
DE102009047444A1 (en) | 2009-12-03 | 2011-06-09 | Robert Bosch Gmbh | Attachment for hand tool machine for cutting or separating materials, has output shaft with tool receiver for receiving tool, where locking unit is attached at housing of hand tool machine in detachable manner |
US8875804B2 (en) * | 2010-01-07 | 2014-11-04 | Black & Decker Inc. | Screwdriving tool having a driving tool with a removable contact trip assembly |
DE102010002013B4 (en) | 2010-02-17 | 2020-06-18 | Robert Bosch Gmbh | Attachment for a hand machine tool |
DE102011084499A1 (en) * | 2011-10-14 | 2013-04-18 | Robert Bosch Gmbh | tool attachment |
DE102012216137A1 (en) * | 2012-09-12 | 2014-03-13 | Hilti Aktiengesellschaft | Hand tool |
US9186788B2 (en) | 2012-11-15 | 2015-11-17 | Techtronic Power Tools Technology Limited | Lockout mechanism |
DE102013213816A1 (en) * | 2012-11-15 | 2014-05-15 | Robert Bosch Gmbh | Tool attachment for a hand tool |
DE102013213804A1 (en) * | 2012-11-22 | 2014-05-22 | Robert Bosch Gmbh | Tool attachment for a hand tool |
CN103963020A (en) * | 2013-02-06 | 2014-08-06 | 苏州宝时得电动工具有限公司 | Adapter for swing power tool |
US9616557B2 (en) | 2013-03-14 | 2017-04-11 | Black & Decker Inc. | Nosepiece and magazine for power screwdriver |
US10259111B2 (en) | 2013-04-03 | 2019-04-16 | Robert Bosch Gmbh | Tool attachment for a hand-held power tool |
CN104416543B (en) * | 2013-08-23 | 2016-08-10 | 苏州宝时得电动工具有限公司 | Electric tool termination connects adnexa and electric tool |
US20150151424A1 (en) | 2013-10-29 | 2015-06-04 | Black & Decker Inc. | Power tool with ergonomic handgrip |
USD725981S1 (en) | 2013-10-29 | 2015-04-07 | Black & Decker Inc. | Screwdriver with nosepiece |
US9751176B2 (en) | 2014-05-30 | 2017-09-05 | Black & Decker Inc. | Power tool accessory attachment system |
DE202014005136U1 (en) | 2014-06-20 | 2014-07-03 | Robert Bosch Gmbh | accessory device |
DE102015209017A1 (en) | 2015-05-18 | 2016-11-24 | Robert Bosch Gmbh | Intermediate attachment for a hand tool |
DE102015224225A1 (en) * | 2015-12-03 | 2017-06-08 | Flex-Elektrowerkzeuge Gmbh | Hand-held machine tool |
DE102015224447A1 (en) | 2015-12-07 | 2017-06-08 | Robert Bosch Gmbh | Attachment for a hand tool |
ES2769132T3 (en) * | 2016-02-15 | 2020-06-24 | Kinetix Ag | Support for flat, roughly rectangular devices such as tablet computers or smartphones |
DE102017222869A1 (en) * | 2016-12-19 | 2018-06-21 | Robert Bosch Gmbh | Drive base module |
DE102018209307A1 (en) * | 2017-06-22 | 2018-12-27 | Robert Bosch Gmbh | Tool base module |
DE102017222832A1 (en) | 2017-12-15 | 2019-06-19 | Robert Bosch Gmbh | Attachment for an electrical device |
DE202018103045U1 (en) | 2018-05-30 | 2018-06-20 | Robert Bosch Gmbh | Attachment to a hand tool |
DE102019203620A1 (en) * | 2019-03-18 | 2020-09-24 | Robert Bosch Gmbh | Storage unit for an accessory tool |
CN113727795B (en) * | 2019-05-02 | 2024-06-18 | 费斯托工具有限责任公司 | Additional instrument for a hand-held tool machine |
US11674296B2 (en) | 2020-03-16 | 2023-06-13 | Kohler Co. | Quick-coupling mechanism for toilet and method of using same |
DE102020212959A1 (en) | 2020-10-14 | 2022-04-14 | Robert Bosch Gesellschaft mit beschränkter Haftung | hand tool attachment |
CN112743492B (en) * | 2020-11-24 | 2024-05-07 | 上海器外文化科技有限公司 | Main unit and electric tool |
DE102021207608A1 (en) | 2021-07-16 | 2023-01-19 | Robert Bosch Gesellschaft mit beschränkter Haftung | Tool attachment for a hand tool machine |
CN114367475A (en) * | 2022-01-21 | 2022-04-19 | 南京久驰机电实业有限公司 | Convenient deicing instrument |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2155064A5 (en) * | 1971-10-06 | 1973-05-18 | Peugeot Aciers Et Outillage | |
SU1611615A1 (en) | 1987-10-13 | 1990-12-07 | Всесоюзный Научно-Исследовательский Инструментальный Институт | Chuck for securing screw taps |
SU1639946A1 (en) | 1989-04-18 | 1991-04-07 | Хмельницкий Технологический Институт Бытового Обслуживания | Percussion-rotary head for hand tool |
DE4116343A1 (en) * | 1991-05-18 | 1992-11-19 | Bosch Gmbh Robert | HAND-MADE ELECTRIC TOOL, ESPECIALLY DRILLING MACHINE |
US5954463A (en) * | 1994-05-02 | 1999-09-21 | Jore; Matthew B. | Reversible drill driver tool |
RU2189305C2 (en) | 1995-10-12 | 2002-09-20 | Роберт Бош Гмбх | Detachable tool and attachment for securing it in electric machines with drilling and(or) perforating mode |
US5712543A (en) | 1995-10-31 | 1998-01-27 | Smith & Nephew Endoscopy Inc. | Magnetic switching element for controlling a surgical device |
DE19604169A1 (en) | 1996-02-06 | 1997-08-07 | Bosch Gmbh Robert | Holder of an additional device for hand machine tools |
CN2258810Y (en) * | 1996-07-29 | 1997-08-06 | 蔡逢春 | Output torque force positioning device for electric hand tool |
US6550786B2 (en) * | 1997-12-12 | 2003-04-22 | Black & Decker Inc. | Removable chuck |
US6688611B2 (en) * | 1997-12-12 | 2004-02-10 | Black & Decker Inc. | Removable chuck |
US5951026A (en) * | 1997-12-12 | 1999-09-14 | Black & Decker Inc. | Removable chuck |
US6079716A (en) * | 1997-12-12 | 2000-06-27 | Black & Decker Inc. | Removable chuck |
US6729812B2 (en) * | 1999-12-06 | 2004-05-04 | Theodore G. Yaksich | Power driver having geared tool holder |
DE20008905U1 (en) | 2000-05-17 | 2000-08-31 | FESTO Tooltechnic GmbH & Co., 73728 Esslingen | Hand tool |
US6572310B2 (en) * | 2000-12-08 | 2003-06-03 | Power Tool Holders Incorporated | Self-cleaning drill chuck |
CA2370981C (en) * | 2001-02-14 | 2009-12-29 | Black & Decker Inc. | Removable chuck |
US6824141B1 (en) * | 2001-08-30 | 2004-11-30 | Yukiwa Seiko Kabushiki Kaisha | Chuck device |
JP4053301B2 (en) * | 2002-01-31 | 2008-02-27 | ユキワ精工株式会社 | Chuck device |
AU2003257291A1 (en) * | 2002-08-02 | 2004-02-23 | Maxtech Manufacturing Inc. | Quick-connect chuck mechanism |
US7134367B2 (en) * | 2002-12-09 | 2006-11-14 | Milwaukee Electric Tool Corporation | Fastener feeding system |
RU2260148C2 (en) | 2003-12-03 | 2005-09-10 | Открытое акционерное общество "ГАЗ" | Quick-disconnect coupling |
US7354230B2 (en) * | 2003-12-23 | 2008-04-08 | Lynn Bauman | Bit holding apparatus for use with a power tool |
JP4616576B2 (en) * | 2004-04-20 | 2011-01-19 | ユキワ精工株式会社 | Chuck device |
US7032476B2 (en) * | 2004-06-14 | 2006-04-25 | Lotuskate Sports Industrial Co., Ltd. | Torque adjustable tool |
US20050279517A1 (en) * | 2004-06-21 | 2005-12-22 | Hoffman William H | Screw driving apparatus with attachable and detachable nose sub-assembly for use with single-feed screws or for use with automatic-feed collated screws |
-
2007
- 2007-02-08 DE DE102007006329A patent/DE102007006329A1/en not_active Withdrawn
- 2007-10-16 US US12/513,306 patent/US8360439B2/en active Active
- 2007-10-16 EP EP07821375A patent/EP2101959B1/en active Active
- 2007-10-16 DE DE502007006139T patent/DE502007006139D1/en active Active
- 2007-10-16 WO PCT/EP2007/061009 patent/WO2008068100A1/en active Application Filing
- 2007-10-16 CN CN201210122713.6A patent/CN102632487B/en active Active
- 2007-10-16 EP EP10174854A patent/EP2260980B1/en active Active
- 2007-10-16 RU RU2009125671/02A patent/RU2478035C2/en not_active IP Right Cessation
- 2007-10-16 CN CN200780045428.6A patent/CN101553344B/en active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2008068100A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE502007006139D1 (en) | 2011-02-10 |
DE102007006329A1 (en) | 2008-06-19 |
CN102632487B (en) | 2014-09-24 |
EP2260980B1 (en) | 2012-07-04 |
US20100108338A1 (en) | 2010-05-06 |
EP2260980A2 (en) | 2010-12-15 |
RU2478035C2 (en) | 2013-03-27 |
CN102632487A (en) | 2012-08-15 |
CN101553344A (en) | 2009-10-07 |
EP2260980A3 (en) | 2011-05-11 |
EP2101959B1 (en) | 2010-12-29 |
RU2009125671A (en) | 2011-01-20 |
CN101553344B (en) | 2012-07-04 |
US8360439B2 (en) | 2013-01-29 |
WO2008068100A1 (en) | 2008-06-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2260980B1 (en) | Attachment for a hand tool | |
EP1930125B1 (en) | Attachment for a hand tool | |
EP2745990B1 (en) | Tool attachment for a hand tool machine | |
EP2745992B1 (en) | Tool attachment for a manual tool machine | |
DE10357105B3 (en) | Medical instrument for medical applications comprises an insert and a handle detachedly connected to each other | |
DE602005003517T2 (en) | Keyless chuck with automatic and manual locking | |
DE10111750B4 (en) | locking chuck | |
EP2745991B1 (en) | Tool attachment for a manual tool machine | |
WO2016135216A1 (en) | Hand-held power tool | |
DE19621610B4 (en) | Device for changing the tool holder on a hand tool | |
DE19755364A1 (en) | Holder for implement fitment in percussion tool | |
DE2855359C3 (en) | Dental handpiece | |
DE102006030572A1 (en) | Chuck for drills with electric or pneumatic motors comprises a cylindrical body having a front section and a rear section, jaws which move in relation to the body and connected to an axial bore and sleeves rotating on or around the body | |
DE102007030310A1 (en) | Coupling device for fixing medical instruments to a holding device | |
EP2580022A1 (en) | Portable machine tool comprising a tool fitting | |
DE102015204806A1 (en) | Hand tool | |
DE10109956B4 (en) | Hand tool with a header | |
EP2539094A1 (en) | Handheld machine tool | |
DE102014207713A1 (en) | Tool attachment for a hand tool | |
DE202015104446U1 (en) | labostirrer | |
EP2303515A1 (en) | Clutch device for a power tool and power tool | |
WO2008017539A1 (en) | Tool receptacle | |
AT509140B1 (en) | FIXING DEVICE FOR A DRILL HEAD | |
DE3940982A1 (en) | IC engine clutch mfr. - involves tool with centring part to assemble clutch plate on flywheel | |
EP1215000A1 (en) | Tool holder |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20090708 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR |
|
17Q | First examination report despatched |
Effective date: 20091104 |
|
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
RBV | Designated contracting states (corrected) |
Designated state(s): DE FR GB |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REF | Corresponds to: |
Ref document number: 502007006139 Country of ref document: DE Date of ref document: 20110210 Kind code of ref document: P |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502007006139 Country of ref document: DE Effective date: 20110210 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20110930 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502007006139 Country of ref document: DE Effective date: 20110930 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 9 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 10 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 11 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 12 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R084 Ref document number: 502007006139 Country of ref document: DE |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20221020 Year of fee payment: 16 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20221024 Year of fee payment: 16 |
|
P01 | Opt-out of the competence of the unified patent court (upc) registered |
Effective date: 20230509 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20231218 Year of fee payment: 17 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20231016 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20231016 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20231016 Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20231031 |