WO2012089641A1 - Dispositif de serrage de machine-outil à main - Google Patents

Dispositif de serrage de machine-outil à main Download PDF

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Publication number
WO2012089641A1
WO2012089641A1 PCT/EP2011/073903 EP2011073903W WO2012089641A1 WO 2012089641 A1 WO2012089641 A1 WO 2012089641A1 EP 2011073903 W EP2011073903 W EP 2011073903W WO 2012089641 A1 WO2012089641 A1 WO 2012089641A1
Authority
WO
WIPO (PCT)
Prior art keywords
unit
operating
clamping
hand tool
clamping device
Prior art date
Application number
PCT/EP2011/073903
Other languages
German (de)
English (en)
Inventor
Tobias Lutz
Szabolcs Gyori
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2012089641A1 publication Critical patent/WO2012089641A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
    • B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
    • B24B23/022—Spindle-locking devices, e.g. for mounting or removing the tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B45/00—Means for securing grinding wheels on rotary arbors
    • B24B45/006—Quick mount and release means for disc-like wheels, e.g. on power tools

Definitions

  • Hand tool clamping devices which comprise a clamping unit for clamping a machining tool in an axial direction and an operating unit.
  • the operating unit For operating the clamping unit, the operating unit has an operating element which is coupled in a rotationally fixed manner to the clamping unit in an operating mode.
  • the invention is based on a hand-held power tool clamping device, in particular an oscillating hand tool clamping device, with at least one clamping unit for clamping a machining tool in an axial direction and with at least one operating unit which has at least one control element rotatably coupled to the clamping unit in at least one operating mode for actuating the clamping unit.
  • the operating unit has a coupling unit which is provided to decouple the operating element in at least one operating mode as a function of a translational position of the operating element of the clamping unit.
  • the term “intended” should be understood to mean specially equipped and / or specially designed and / or specially programmed.
  • a clamping unit is to be understood here as meaning, in particular, a unit which axially supports a machining tool by means of a positive connection and / or by means of a frictional connection on a spindle, in particular an oscillatingly driven spindle, a hand tool machine secures.
  • axial direction should in this case in particular define a direction which preferably runs at least substantially parallel to an axis of rotation of the spindle. ⁇ br/> ⁇ br/> Particularly preferably, the axial direction runs coaxially to the axis of rotation of the spindle Direction relative to a reference direction, in particular in a plane, are understood, wherein the direction relative to the reference direction has a deviation, in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 °.
  • operating unit is intended here to define, in particular, a unit which has at least one operating element which can be actuated directly by an operator and which is provided to actuate and / or enter parameters for a process and / or a state
  • the operating element is preferably embodied as an operating lever, which is rotatably mounted about an axis of rotation extending at least substantially parallel to the axial direction.
  • a mode of the operating unit in which a force and / or a torque can act on the clamping unit by means of the operating element, so that the machining tool can be tensioned and / or relaxed by the clamping unit in the axial direction and / or a Mode in which a force flow between the Be serving element and the clamping unit is prevented.
  • the term "coupling unit” should in particular define a unit which is intended to release and / or produce a form-locking and / or non-positive connection between the operating element and the clamping unit, a position of the operating element being intended here by a "translational position" along a rectilinear movement axis that reaches the operating element as a result of a movement along the axis of movement.
  • the control element is moved along the axial direction relative to the clamping unit.
  • the translational position is defined by a distance between a plane extending perpendicular to the axial direction through the operating element and a plane perpendicular to the axial direction through the clamping unit along the axial direction.
  • the operating element it is also conceivable for the operating element to reach the translational position along another direction, which appears to be meaningful to a person skilled in the art, as to be the case, for example. For example, a direction perpendicular to the axial direction is moved.
  • a direction perpendicular to the axial direction is moved.
  • the coupling unit has at least one rotary driving element which is arranged at least rotationally fixed on the operating element.
  • the term "arranged on the operating element" is to be understood here in particular as a connection of the rotary driving element to the operating element, so that the rotary driving element can be moved together with the operating element relative to a hand-held power tool housing, wherein the rotary driving element is formed by a control element separately formed on this fixed component
  • the rotary driving element is preferably disc-shaped.
  • Disc-shaped is to be understood here in particular as a three-dimensional geometric shape, along a first direction, in particular along the axial direction , an extension which is many times smaller than an extension in a direction at least substantially perpendicular to the first direction.
  • the rotational drive element it is also conceivable to make the rotational drive element in another, a professional appear appropriate form.
  • the rotary driving element is formed integrally with the operating element.
  • the term "in one piece” is to be understood in particular as being materially bonded, as for example by a welding process and / or adhesive process, etc., and advantageously molded, such as by the production from a cast and / or by the production in a single- or multi-component injection molding process
  • forces and / or torques can be transmitted from the operating element to another component connected to the rotary driving element.
  • the rotary driving element has axial elevations on a side of the rotary driving element facing the clamping unit.
  • axial elevations is meant in particular elevations which, starting from a base area of the rotary driving element, extend along the axial direction over the base area
  • Base surface of the rotary driving element preferably extends in a plane perpendicular to the axial direction.
  • the axial elevations are formed tooth-shaped and provided to engage in corresponding tooth-shaped elements of another component, so that a gear-like compound arises. This can advantageously be a positive connection to
  • Rotational drive can be achieved.
  • the axial elevations are arranged distributed uniformly along a circumferential direction.
  • the circumferential direction extends in a plane perpendicular to the axial direction. It can be achieved structurally simple, a uniform application of force in the rotary driving element.
  • the clamping unit has at least one clamping element which has radial elevations along the circumferential direction, which can be positively coupled to the axial elevations.
  • the clamping element is in this case preferably designed as a spindle nut.
  • Ring elevations are to be understood here in particular elevations that extend over the side surface along a radial direction from a side surface, in particular a lateral surface, of the tension element perpendicular "should be understood here in particular an orientation of a direction relative to a reference direction, wherein the direction and the reference direction include an angle of 90 ° and the Wnkel a maximum deviation of particular less than 8 °, advantageously less than 5 ° and particularly advantageously smaller than 2 °.
  • the coupling unit has at least one spring element, which is provided to act on at least the operating element in the direction of the clamping unit with a spring force.
  • a "spring element” is to be understood here as meaning, in particular, an element which is compressible under a load and automatically returns to its original shape after a discharge, such as a helical spring, a piston loaded with a gas pressure, etc.
  • the spring element is moved along in the coupling mode deflected in the axial direction, so that the spring element in the coupling mode has an extension along the axial direction, which is greater by at least 1 mm compared to an extension of the spring element along the axial direction in the decoupling mode.
  • the operating element is mounted so as to be rotatable about at least one axis of rotation running at least substantially parallel to the axial direction and translationally movable along the axis of rotation
  • a compact hand tool clamping device can be achieved.
  • control element is rotatably coupled in a first movement plane with the clamping unit and decoupled in a second parallel to the first plane of movement second movement plane of the clamping unit.
  • the first movement plane and the second movement plane in this case preferably extend at least substantially perpendicular to the axial direction.
  • the coupling unit comprises at least one positioning unit which has at least one positioning element which is provided to fix the operating element in at least one operating position at least rotationally fixed.
  • a “positioning unit” is to be understood here as meaning, in particular, a unit which uses a positive and / or non-positive fit
  • Connection secures the control element in a predetermined operating position.
  • the operating element is held by means of the positioning unit in a decoupling position in a decoupling mode of the operating unit, so that a power flow between the operating element and the clamping unit is advantageously prevented. It can advantageously be prevented at least substantially unintentional actuation of the clamping unit by means of the operating element.
  • the invention is based on a hand tool, in particular a hand tool with an oscillating drivable spindle, with a hand tool clamping device according to the invention. It can be advantageously achieved a high ease of use for an operator of the power tool.
  • FIG. 1 shows a hand tool according to the invention with a hand tool clamping device according to the invention in a schematic representation
  • FIG. 2 shows a sectional view along the line II-II from FIG. 1 of the hand tool according to the invention in a coupling mode of an operating unit of the hand tool clamping device according to the invention in a schematic representation
  • Fig. 3 is a detail view of a position of an operating element in the
  • 4 shows a further sectional view along the line II-II from FIG. 1 of the handheld power tool according to the invention in a decoupling mode of the operating unit in a schematic illustration
  • Fig. 5 is a detail view of a position of the operating element in the
  • Entkoppelmodus the operating unit of the hand tool of the invention in a schematic representation
  • Fig. 6 is a detail view of a coupling unit of the invention
  • Hand tool clamping device in a schematic representation.
  • FIG. 1 shows an electrically operated handheld power tool 42 with a handheld power tool clamping device 10.
  • the handheld power tool 42 includes a handheld power tool housing 44, which encloses an electric motor unit 46, a gear unit 48 and an output unit 50 of the handheld power tool 42.
  • the hand-held power tool housing 44 in this case comprises two housing half-shells 52, 54 which are detachably connected to one another along a plane extending through an axial direction 16.
  • the axial direction 16 extends coaxially to a pivot axis 56 of a hollow spindle 58 designed as a work spindle 60 of the output unit 50 ( Figure 2).
  • a machining tool 14 for machining of workpieces can be fastened.
  • the tool holder 62 is rotatably connected to the hollow spindle 58 by means of a press fit, so that a pivoting movement of the hollow spindle 58 can be transmitted to the tool holder 62 ( Figure 2).
  • the tool holder 62 is connected to the hollow spindle 58 by means of another type which appears appropriate to a person skilled in the art.
  • FIG. 2 shows a sectional view through the handheld power tool 42 along the line II-II from FIG. 1.
  • the electric motor unit 46 arranged in the handheld power tool housing 44 comprises an output shaft 64 which is mounted in the handheld power tool housing 44 by means of a ball bearing 66 of the gear unit 48.
  • an eccentric sleeve 68 of the gear unit 48 is pressed, the eccentric to a rotation axis 70 of the output shaft 64 eccentric risch arranged pin 72 includes.
  • the pin 72 is connected via a further ball bearing 74 of the gear unit 48, which is arranged on the pin 72, with a rocker 76 of the gear unit 48, which is non-rotatably connected to an outer ring of the further ball bearing 74.
  • the rocker 76 in turn is connected to a arranged on the hollow spindle 58 of the oscillating sleeve 78 of the transmission unit 48.
  • an oscillating pivotal movement of the hollow spindle 58 about the pivot axis 56 is generated by an interaction of the eccentric sleeve 68, the rocker 76 and the oscillating sleeve 78.
  • the hollow spindle 58 is in this case supported by a movable bearing designed as a needle bearing 80 of the output unit 50 floating bearing and designed as a ball bearing 136 of the output unit 50 fixed bearing in the power tool housing 44.
  • the machining tool 14 For rotationally fixed attachment of the machining tool 14, the machining tool 14 driving recesses 82 which are arranged distributed in a circular ring along a circumferential direction 30 evenly on the machining tool 14.
  • the tool holder 62 has hump-like elevations 84 corresponding to the driving recesses 82, which extend in an assembled state of the machining tool 14 on the tool holder 62 along the axial direction 16 through the driving recesses 82.
  • the hump-like elevations 84 are formed here as locking cams 86.
  • the hand tool 42 For clamping the machining tool 14 in the axial direction 16, the hand tool 42 comprises the hand tool clamping device 10, which has a clamping unit 12 and an operating unit 18 which comprises a control element 20 rotatably coupled to the clamping unit 12 in a coupling mode of the operating unit 18 for operating the clamping unit 12 ,
  • the operating element 20 is arranged on a side facing away from the tool holder 62 side of the power tool housing 44.
  • the operating element 20 is designed as an operating lever 1 10, which is rotatably mounted on the clamping unit 12 about an axis of rotation 36 extending at least substantially parallel to the axial direction 16. Further, the operating lever 1 10 is mounted translationally movable at least substantially along the axis of rotation 36.
  • the clamping unit 12 has a rotatably mounted about the axial direction 16 first clamping element 88, which is designed as a spindle nut 90.
  • the spindle nut 90 is rotatably mounted on a side facing away from the tool holder 62 in the power tool housing 44.
  • the spindle nut 90 is axially secured in this case by means of an axial securing element 92 of the power tool 50.
  • the axial securing element 92 engages in an annular groove 94 of the spindle nut 90.
  • the groove 94 extends in a circumferential surface of the spindle nut 90 along a circumferential direction 30. Furthermore, the groove 94 has a greater extent in comparison to the axial securing element 92 along the axial direction 16, so that the axial securing element 92 has an axial clearance relative to
  • the clamping unit 12 comprises a second clamping element 98 designed as a cylinder head screw 96.
  • the cylinder head screw 96 has a shaft 100 and a screw head 102.
  • the shaft 100 extends along the axial direction 16 through the hollow spindle 58 and engages with an external thread 104 of the shaft 100 in an internal thread 106 of the spindle nut 90 a.
  • the screw head 102 has an integrally formed actuating cover 108, so that an operator can grasp the screw head 102 comfortably.
  • the actuation coating 108 has an extension that is at least 1.5 times along the direction perpendicular to the axial direction 16 compared to the screw head 102.
  • the machining tool 14 When mounting the machining tool 14, the machining tool 14 is attached to the driving recesses 82 on the corresponding elevations 84 of the tool holder 62. Subsequently, the cylinder head screw 96 is inserted with the shaft 100 through a central opening of the machining tool 14 in the hollow spindle 58 and passed through the hollow spindle 58 until the external thread 104 comes into engagement with the internal thread 106 of the spindle nut 90. Between the screw head 102 and the machining tool 14, viewed along the axial direction 16, a washer 1 12 is arranged, which is provided as a clamping flange. An operator can actuate the cylinder head screw 96 in FIG screw in the spindle nut 90 until the washer 1 12 abuts against the processing unit train 14.
  • the operator can operate the clamping unit 12 by means of the operating lever 1 10. As a result, a clamping force is generated, which secures the machining tool 14 in an operation of the power tool 42 axially, so that the machining tool 14 can be driven to oscillate due to the connection with the tool holder 62.
  • the operating unit 18 in this case has a coupling mode for clamping and / or relaxing the machining tool 14 by means of the operating element 20 and a decoupling mode in which the operating element 20 is decoupled from the clamping unit 12.
  • the hand tool clamping device 10 further has an electronic unit 134, which is electronically connected to the electric motor unit 46.
  • the electronic unit 134 allows an energization of the electric motor unit 46 as soon as the operating unit 18 is in the decoupling mode.
  • the hand tool 42 has only one control unit (not shown here), which is provided by means of a mechanical and / or electronic connection to the electric motor unit 46 and / or to a switch for actuating the electric motor unit 46, a commissioning to prevent the power tool 42, if the operating unit 18 is in a coupling mode.
  • the operating unit 18 has a coupling unit 22 which is provided to decouple the control element 20 embodied as an operating lever 10 from the clamping unit 12 in at least one operating mode as a function of a translational position of the operating element 20 formed as an operating lever 10.
  • the coupling unit 22 comprises a rotational drive element 24, which is non-rotatably arranged on the operating element 20.
  • the rotational drive element 24 is arranged in a storage area 1 14 of the operating lever 1 10.
  • the storage area 1 14 encloses this in an assembled state of the operating lever 1 10 the
  • the coupling unit 22 has Furthermore, a spring element 34 which is provided to act as the operating lever 1 10 formed control element 20 in the direction of the clamping unit 12 with a spring force.
  • the spring element 34 is formed as a compression spring 1 16.
  • the compression spring 1 16 is also in the storage area 1 14 of the operating lever 1 10 is arranged. Further, the compression spring 1 16 is supported with a first end on a side facing away from the clamping unit 12 side of the rotary driving element 24. With a first end opposite the end, the compression spring 1 16 is supported on a fastening means 1 18 of the control unit 18.
  • the fastening means 1 18 is designed as a cylinder head screw 120, which is provided to reliably connect the operating lever 1 10 with the spindle nut 90.
  • the rotary driving element 24 has axial elevations 28 on a side 26 of the rotary driving element 24 facing toward the clamping unit 12 (FIG
  • the axial elevations 28 are arranged distributed uniformly along a circumferential direction 30.
  • the clamping element 88 of the clamping unit 12 designed as a spindle nut 90 comprises radial elevations 32 along the circumferential direction 30, which can be positively coupled to the axial elevations 28 in the coupling mode of the operating unit 18 (FIG. 6).
  • the spring force of the compression spring 1 16 of the coupling unit 22 causes in the coupling mode of the control unit 18, a coupling of Axialerhebept 28 with the radial elevations 32nd
  • the rotational drive element 24 is at a transition of the operating unit 18 from Entkoppelmodus in the coupling mode by means of the compression spring 1 16 in the direction of the spindle nut 90th emotional.
  • the axial elevations 28 are in this case in recesses between the
  • Radial elevations 32 introduced so that a positive connection between the axial elevations 28 and the radial elevations 32 is formed.
  • the coupling unit 22 comprises a positioning unit 38, which has a first positioning element 40 and a second positioning element 122, which are provided to fix the operating element 20 in a parking position in a rotationally fixed relative to the handheld power tool housing 44.
  • the first positioning element 40 is designed as a limiting web 124.
  • the second positioning element 122 is likewise designed as a limiting web 126.
  • the first positioning element 40 and the second positioning element 122 are integral with a decoupling region 128 of the handheld power tool system.
  • housing 44 is formed.
  • the decoupling region 128 is provided to decouple the operating lever 1 10 by means of cooperation with the compression spring 1 16 in a translational position along the axial direction 16 in the parking position of the spindle nut 90.
  • the compression spring 1 16 of the coupling unit 22 is held in this case in a tensioned state.
  • the operating unit 18 In the parking position of the operating lever 1 10, the operating unit 18 is in the decoupling mode, so that a transfer of forces and / or torques from the oscillatingly driven hollow spindle 58 and / or from the spindle nut 90 to the operating unit 18 can be prevented.
  • the operating lever 10 is secured against unintentional rotation about the axis of rotation 36 by means of the first positioning element 40 and the second positioning element 122.
  • the operating lever 1 10 is acted upon in the parking position by the compression spring 1 16 in the direction of the decoupling region 128 of the power tool housing 44 with a spring force.
  • the operating lever 1 10 with a side facing away from the clamping unit 12 on the decoupling region 128 of the power tool housing 44 ( Figures 4 and 5).
  • the operating lever 10 is in this case in a translational position along the axial direction 16, in which the axial elevations 28 of the rotary driving element 24 are beabs- found to the radial elevations 32 of the spindle nut 90 are arranged.
  • the operating lever 1 10 is decoupled from the spindle nut 90 by means of the coupling unit 22.
  • a power flow between the operating lever 1 10 and the spindle nut 90 is interrupted here.
  • the first positioning element 40 and the second positioning element 122 are arranged parallel to one another at the decoupling region 128 of the handheld power tool housing 44, so that the operating lever 110 is held in the parking position between the first positioning element 40 and the second positioning element 122 (FIGS. 4 and 5) ).
  • the operating lever 1 10 is decoupled in the decoupling mode of the operating unit 18 in a first plane of movement of the clamping unit 12.
  • the first movement plane extends at least substantially perpendicular to the axial direction 16.
  • the operating lever 10 can be lifted off from the decoupling region 128 against the spring force of the compression spring 1 16 by means of a translatory movement along the axial direction 16.
  • the operating lever 110 By means of a rotary movement of the operating lever 110 about the axis of rotation 36, the operating lever 110 can be rotated over the first positioning element 40 and / or the second positioning element 122 in the raised state. In another rotary motion The operating lever 110 can be rotated about the decoupling area 128 about the axis of rotation 36.
  • FIG. 3 shows a detailed view of a position of the operating element 20 in the coupling mode of the operating unit 18.
  • the machining tool 14 can be tensioned and / or relaxed in the axial direction 16 by actuating the clamping unit 12 by means of the operating lever 110.
  • the operating lever 1 10 is rotatably connected to the spindle nut 90 in the coupling mode of the control unit 18.
  • the operating lever 1 10 is shown in a position that can take the operating lever 1 10 after turning over the decoupling region 128. After an operator has turned the operating lever 1 10 into the exemplary position shown in FIG.
  • the operator for the purpose of coupling the operating lever 110 to the spindle nut 90 can refrain from applying a force against the spring force of the compression spring 16.
  • the operating lever 110 is acted upon by a spring force of the compression spring 116 in the direction of the clamping unit 12.
  • the axial elevations 28 can be positively coupled with the radial elevations 32 as a result of the spring force, so that transmission of forces and / or torques from the operating lever 1 10 to the spindle nut for clamping and / or relaxing the processing tool 12 on the tool holder 62 can be achieved.
  • the control element 20 embodied as an operating lever 10 is in this case non-rotatably coupled to the clamping unit 12 in a second movement plane.
  • the second plane of movement extends at least substantially perpendicular to the axial direction 16.
  • the spindle nut 90 is also rotated about the rotational axis 36 by the rotationally fixed connection with the operating lever 110 in the coupling mode.
  • the cylinder head screw 96 of the clamping unit 12 is in this case screwed into the spindle nut 90 and / or unscrewed, so that the machining tool 14 is tensioned on the tool holder 62 and / or relaxed.
  • the operating lever 1 10 is raised along the axial direction 16 after clamping and / or relaxing the machining tool 14 until the operating lever 1 10 has reached a translational position relative to the hand tool machine housing 44 in which the operating lever 1 10 can be rotated over the decoupling area 128 and the first positioning element 40 and the second positioning element 122.
  • the axial elevations 28 come out of engagement with the radial elevations 30 when the translatory position of the operating lever 1 10 is reached, so that the operating lever 1 10 is decoupled from the spindle nut 90. After the operator in the parking position of the operating lever prevents a force against a spring force of the compression spring 1 16, the operating lever 1 10 is acted upon in the direction of the decoupling region 128 with a spring force.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Abstract

L'invention concerne un dispositif de serrage de machine-outil à main, notamment un dispositif de serrage de machine-outil à main oscillante, comportant au moins une unité de serrage (12) pour serrer un outil de travail (14) dans une direction axiale (16), et au moins une unité de commande (18) présentant, pour l'actionnement de l'unité de serrage (12), au moins un élément de commande (20) accouplé solidaire en rotation à l'unité de serrage (12) dans au moins un mode de fonctionnement. Selon l'invention, l'unité de commande (18) comporte une unité d'accouplement (22) destinée à désaccoupler l'élément de commande (20) par rapport à l'unité de serrage (12) dans au moins un mode de fonctionnement selon la position de translation de l'élément de commande (20).
PCT/EP2011/073903 2010-12-30 2011-12-23 Dispositif de serrage de machine-outil à main WO2012089641A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201010064368 DE102010064368A1 (de) 2010-12-30 2010-12-30 Handwerkzeugmaschinenspannvorrichtung
DE102010064368.8 2010-12-30

Publications (1)

Publication Number Publication Date
WO2012089641A1 true WO2012089641A1 (fr) 2012-07-05

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WO (1) WO2012089641A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3763480A1 (fr) * 2019-07-12 2021-01-13 Black & Decker Inc. Outil oscillant

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103991061B (zh) * 2013-02-20 2016-12-07 苏州宝时得电动工具有限公司 具有工作头快装结构的摆动机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133645A2 (fr) * 1983-08-11 1985-03-06 Robert Bosch Gmbh Meuleuse d'angle avec accouplement de sécurité
EP0319813A2 (fr) * 1987-12-08 1989-06-14 C. & E. FEIN GmbH & Co. Machine portative avec verrouillage automatique de la broche
EP0650805A1 (fr) * 1993-10-27 1995-05-03 C. & E. FEIN GmbH & Co. Outil électrique
EP2213419A1 (fr) * 2009-01-30 2010-08-04 C. & E. Fein GmbH Outil manuel à moteur doté d'un dispositif de serrage pour un outil

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0133645A2 (fr) * 1983-08-11 1985-03-06 Robert Bosch Gmbh Meuleuse d'angle avec accouplement de sécurité
EP0319813A2 (fr) * 1987-12-08 1989-06-14 C. & E. FEIN GmbH & Co. Machine portative avec verrouillage automatique de la broche
EP0650805A1 (fr) * 1993-10-27 1995-05-03 C. & E. FEIN GmbH & Co. Outil électrique
EP2213419A1 (fr) * 2009-01-30 2010-08-04 C. & E. Fein GmbH Outil manuel à moteur doté d'un dispositif de serrage pour un outil

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3763480A1 (fr) * 2019-07-12 2021-01-13 Black & Decker Inc. Outil oscillant
US11511356B2 (en) 2019-07-12 2022-11-29 Black & Decker Inc. Oscillating tool

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Publication number Publication date
DE102010064368A1 (de) 2012-07-05

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