EP2794186B1 - Werkzeugmaschine - Google Patents
Werkzeugmaschine Download PDFInfo
- Publication number
- EP2794186B1 EP2794186B1 EP12784613.7A EP12784613A EP2794186B1 EP 2794186 B1 EP2794186 B1 EP 2794186B1 EP 12784613 A EP12784613 A EP 12784613A EP 2794186 B1 EP2794186 B1 EP 2794186B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- bearing
- handle housing
- unit
- pawl
- power tool
- 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.)
- Active
Links
- 238000003754 machining Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 230000003993 interaction Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- 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
- B24B23/028—Angle tools
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/20—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch wherein an auxiliary movement thereof, or of an attachment thereto, is necessary before the main movement is possible or effective, e.g. for unlatching, for coupling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H21/00—Switches operated by an operating part in the form of a pivotable member acted upon directly by a solid body, e.g. by a hand
- H01H21/02—Details
- H01H21/04—Cases; Covers
- H01H21/10—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/06—Casing of switch constituted by a handle serving a purpose other than the actuation of the switch, e.g. by the handle of a vacuum cleaner
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- 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
Definitions
- a machine tool in particular an angle grinder, which comprises a handle housing, a switching unit which has a pawl element arranged on the handle housing, and a bearing unit which is provided to mount the pawl element at least movably relative to the handle housing.
- the machine tool comprises supports which are provided to support the on and off button at least movably relative to the handle housing, wherein the supports is designed as a translation bearing unit.
- the supports are provided upon actuation of the on and off button, starting from a connecting region of the handle housing facing the end of the on and off button in the direction of another the connection area facing away, tangible end of the on and off button, always a lifting movement of the input and switch-off button along a route with a value greater than zero From the DE 10 2009 027 871 A1 If a hand tool machine with a main switch, a main handle and a housing element is known, wherein the main handle is movable in at least one operating state about at least one handle axis of rotation relative to the housing element.
- the invention is based on a machine tool, in particular an angle grinder, with at least one handle housing, with at least one switching unit having at least one arranged on the handle housing pawl element, and with at least one bearing unit, which is provided, the pawl element at least movably relative to the handle housing to store.
- the machine tool is preferably designed as a portable machine tool, in particular as a portable, hand-held machine tool.
- a portable machine tool should be understood here in particular a machine tool for machining workpieces, which can be transported without transport machine by an operator.
- the portable power tool has a mass which is less than 40 kg, preferably less than 10 kg and particularly preferably less than 7 kg.
- the portable power tool is particularly preferably designed as an angle grinder.
- the portable power tool has another, a professional appear appropriate design, such as an embodiment as a drill and / or chisel, as a drill, as a saber saw, as a jigsaw, as a hedge trimmer, etc. ..
- a "handle housing” is to be understood here in particular at least one housing or at least one housing part region which is largely decoupled from a bearing of a drive and / or output unit of the machine tool, wherein at least one handle portion of the housing or the housing portion, in particular a designed as a handle-shaped handle portion housing portion, at least for the most part is umgreifbar by an operator to handle the machine tool with at least one hand.
- the term "largely encompassable” is intended here in particular to encompass a component or a component region by means of an operator's hand along at least more than 70%, preferably more than 80% and particularly preferably more than 90% of an overall extension of one in an at least substantially vertical Defining the overall outer circumference of the component or of the component region extending to a longitudinal extension direction of the component or of the component region, the total extent of the overall circumference is in particular less than 40 cm, preferably less than 30 cm and particularly preferably less than 25 cm.
- a palm and finger inner surfaces of the operator's hand are greater than 70%, preferably greater than 80% and particularly preferably greater than 90% of the total extension of the total outer circumference on the overall outer circumference, at least along a distance.
- the handle housing is formed separately from a drive housing of the machine tool, which is provided to the drive and / or output unit to a support of drive and / or take-up bearing forces.
- the handle housing and the drive housing are integrally formed.
- the handle housing on a handle-shaped handle portion.
- the term "stem-shaped gripping area" should in this case in particular define a housing partial area of the handle housing which, in a longitudinal sectional plane in which the main extension direction of the machine tool extends, along a direction extending at least substantially perpendicular to the main direction, has a maximum extent, in particular less than 10 cm , preferably less than 8 cm, and more preferably less than 6 cm, wherein at least one control surface of the handle housing in the housing part region of the handle housing is arranged.
- the maximum extent, viewed in the longitudinal section plane, is preferably limited by at least two parallel straight lines or by at least two straight lines inclined by an angle of less than 10 °, preferably less than 8 ° and particularly preferably less than 6 °, relative to one another the housing portion of the handle housing are formed.
- the handle-shaped handle region is in particular at least an angle of less than 60 °, preferably less than 40 ° and more preferably less than 30 ° inclined relative to a main extension direction of the machine tool.
- the handle housing in addition to the handle-shaped handle portion has a bow-shaped portion which is integrally formed on the handle-shaped handle portion.
- the bow-shaped portion may preferably have an L-shaped configuration which extends from an end of the handle-shaped housing facing away from the handle-shaped handle portion L-shaped in the direction of the connection region.
- the handle housing comprises at least two handle housing shell elements which are connectable to one another in a connecting plane.
- the handle housing preferably has a shell construction.
- the handle housing has a pot construction.
- switching unit is intended here to define in particular a unit which has at least one component, in particular the pawl element, which can be actuated directly by an operator and which is provided with a process and / or by inputting parameters or to affect and / or change a state of a unit coupled to the switching unit.
- the pawl element is preferably provided for actuating at least one switching element of the switching unit.
- a “pawl element” should be understood here to mean, in particular, an operating element which has a longitudinal extent along a longitudinal extension direction of the operating element which is greater than a transverse extent of the operating element extending at least substantially perpendicular to the longitudinal extension direction, which runs at least substantially transversely to a main direction of movement of the operating element ,
- substantially transversely is meant in particular an alignment of a direction and / or an axis relative to a reference direction and / or a reference axis, wherein the orientation of the direction and / or the axis at least different from an at least substantially parallel orientation to Reference direction and / or to the reference axis and in particular is skewed or perpendicular to the reference direction and / or to the reference axis.
- a maximum longitudinal extent of the pawl element is preferably at least 2 times greater, preferably at least 4 times greater and particularly preferably at least 6 times greater than a maximum transverse extent of the pawl element.
- the pawl element has a maximum longitudinal extent which is greater than 3 cm, preferably greater than 6 cm and particularly preferably greater than 8 cm.
- the pawl element preferably comprises an operating surface, in particular a control surface formed by a gripping surface region of the pawl element, on which an operator can arrange at least three fingers for actuating the pawl element and which has at least one longitudinal extent extending along the longitudinal extension direction of the pawl element which is greater than 5 cm.
- the switching unit is provided to actuate the switching element by means of an actuation of the pawl element in order to open or close a circuit to a power supply of at least one drive unit of the machine tool.
- the switching unit is preferably provided to enable commissioning or deactivation of the machine tool.
- the switching element is preferably formed by a mechanical, electrical and / or electronic switching element.
- bearing unit is intended here to define in particular a unit which is intended to limit a number of degrees of freedom of movement of at least one component, wherein the unit has at least one bearing element which guides a guided movement of the component along and / or around at least one movement axis of the component Component allows.
- the bearing unit can be designed here as a translation bearing unit and / or as a rotation bearing unit. Particularly preferably, the bearing unit is designed as a rotation bearing unit.
- connection area should also be understood here to mean, in particular, a region of the handle housing via which the handle housing is connected to the drive housing in a form-fitting, force-locking and / or material-locking manner or with which the handle housing bears directly against the drive housing.
- an end of the pawl element facing a connection region is to be understood in particular as an arrangement of points of the pawl element relative to a median plane of the pawl element that is at least substantially perpendicular to the direction of elongation of the pawl element and at least substantially uniformly spaced from one another along the longitudinal direction of the pawl element spaced apart arranged ends of the pawl element is arranged, wherein all points of the pawl element, which are arranged starting from the median plane in the direction of the connection region, viewed along the longitudinal extension direction of the pawl element, as the connection region apply.
- all points of the pawl element, starting from the median plane of the pawl element are arranged along a direction away from the connection region, viewed along the longitudinal extension direction of the pawl element, considered to be remote from the connection region.
- the end of the pawl element facing the connection region is decoupled from a lifting movement in a bearing point on which at least one bearing element of the bearing unit is arranged on the pawl element.
- the end of the pawl element facing the connection region, in particular in the bearing point exerts a lifting movement along a path as a result of actuation which is in particular greater than 0.5 mm, preferably greater than 1 mm and particularly preferably greater than 2 mm.
- a "tangible end” is to be understood here in particular as meaning an end of the pawl element along the longitudinal extension direction of the pawl element, in particular an end of the control pawl element protruding from the handle housing, in particular along a direction at least substantially perpendicular to the longitudinal extension direction of the pawl element , and is directly touched by an operator to an actuation of the pawl member.
- the pawl element particularly preferably exerts a lifting movement in the direction of the handle housing as a result of an actuation.
- the pawl element exerts a lifting movement in the direction of the handle housing over at least substantially the entire longitudinal extent of an operating surface of the pawl element.
- an operability of the pawl element along an at least substantially entire longitudinal extension of the pawl element, in particular along an at least substantially entire longitudinal extent of a control surface of the pawl element can be achieved.
- a high level of operating comfort can be achieved.
- the bearing unit has at least one bearing element which is arranged on the end of the switching pawl element facing the connection region of the handle housing.
- the pawl element is movable at least along and / or around one the bearing element extending movement axis of the pawl element mounted.
- the pawl element is pivotally mounted about the axis of movement extending through the bearing element.
- the axis of movement of the pawl member is preferably formed as a pivot axis.
- the pivot axis preferably extends at least substantially perpendicular to the longitudinal extension direction of the pawl element.
- the pivot axis preferably extends at least substantially parallel to the median plane of the pawl element.
- the bearing unit has at least one bearing element which is arranged on a side of an actuating region of a switching element of the switching unit facing the connection region of the handle housing.
- the switching element is preferably actuated via the pawl element.
- the actuating region is preferably formed by a switching tappet of the switching element.
- the bearing unit has at least one bearing element which is designed as a bolt-shaped bearing element.
- bolt-shaped is to be understood here in particular as meaning a geometric configuration of an element, in particular of the bearing element, wherein the element has a longitudinal extension which is greater than a transverse extension running perpendicular to the longitudinal extent.
- the bearing element is rotationally symmetrical about at least one axis.
- the bearing element has another, a skilled person appear appropriate design.
- the bolt-shaped bearing element is formed integrally with the handle housing.
- one-piece should be understood here in particular at least materially connected, for example, by a welding process, an adhesive process, Anspritzrind and / or another, a person skilled in the appear reasonable process, and / or advantageously understood in one piece, such as by a production from a casting and / or by a production in a one-component or multi-component injection molding process and advantageously from a single blank. It can be advantageous components, space and cost savings.
- the bearing unit comprises at least one lever gear unit.
- a "lever gear unit” is to be understood here in particular as a unit which is intended to transfer at least one translational movement of an element, in particular of the pawl element, as a result of an actuation by an operator into a rotational movement of the element about at least one axis the unit preferably comprises at least one rod-shaped bearing element, which is arranged movably on the element to be moved.
- the lever gear unit is designed as a coupling gear unit.
- an exact guidance of the pawl element during a movement due to an actuation of the pawl element can be achieved.
- the lever gear unit is designed as a parallelogram lever gear unit.
- a "parallelogram lever gear unit” is to be understood here in particular as a unit which holds an orientation of the operating surface relative to the handle housing at least substantially constant during a movement of the pawl element, in particular during a movement about the pivot axis of the pawl element relative to the handle housing.
- bearing elements of the Parallelogrammhebelgetriebeisme in a fictitious, linear connection of the bearing elements with each other, in particular viewed in a plane, a parallelogram-like arrangement. It can thus advantageously a uniform lifting movement over the entire operating surface of the pawl element in the direction of the handle housing due to an actuation of the pawl element can be achieved.
- a comfortable operation of the pawl element can be achieved.
- the bearing unit comprises at least the lever gear unit, which has at least one lever bearing element which actuates an actuating region of a switching element of the switching unit in response to a movement of the pawl element.
- the lever bearing element is designed as a lever, which has in each case a bearing recess at least at two opposite ends of the lever bearing element.
- the lever-bearing element is preferably connected at one end to a bearing element of the bearing unit arranged in the handle housing.
- the lever bearing element preferably actuates the actuating region of the switching element, which is designed as a switching plunger, as a function of a movement of the switching pawl element, in order to start up the machine tool. It can be advantageously realized a component-saving operation of the switching element by the lever bearing element can take over a bearing function and an actuating function.
- the bearing unit comprises at least the lever gear unit which has at least one lever bearing element which is movably connected to the pawl element at the end of the pawl element facing the connection region of the handle housing. It can thereby be achieved advantageously arranged outside of the pawl element pivot point of the pawl element, whereby an advantageous leverage ratio can be achieved.
- the lever gear unit has at least one further lever bearing element, which is arranged movably on the pawl element and movably on a further bearing element of the bearing unit, which is arranged on a side of an actuating region of a switching element of the switching unit facing the connection region of the handle housing.
- the bearing unit has at least one motion guide element, which comprises at least one motion guide track, which has a different course from a pure straight-line course.
- a “pure rectilinear course” is to be understood here in particular as a course of the motion guideway which is decoupled from kinks and / or arcs, in particular along an overall extension of the motion guideway.
- a “course of a motion guideway” should be understood here to mean, in particular, a path of a path which predetermines a movement path of the ratchet element during a movement, the course of the path being formed by edge regions of the motion guidance element running at least substantially parallel to one another and bounding the path.
- the motion guide element is preferably arranged on the pawl element.
- the inventive design of the motion guide element can be achieved by means of the different from a pure straight course course of the motion guide path of the motion guide element, a change in direction of movement of the pawl element as a result of actuation of the pawl element.
- the bearing unit has at least one motion guide element, which comprises at least one motion guide track, which has an L-shaped course.
- the bearing unit has at least one motion guide element, which comprises at least one motion guide track, which has at least one leg which extends at least substantially transversely to a longitudinal extension direction of the pawl element.
- the leg of the motion guide track and the longitudinal extension direction of the pawl element in this case enclose an angle which is greater than 10 °, preferably greater than 20 ° and particularly preferably greater than 50 °.
- the bearing unit has at least one motion guide element which is provided to cooperate with a guide of the pawl element during a movement with a bearing element engaging in a motion guide track of the motion guide element bearing element of the bearing unit.
- the bearing element is designed as a bolt-shaped bearing element.
- the bearing element is arranged on the inside of the handle housing facing the pawl element.
- the bearing element is integrally formed on the handle housing.
- the bearing element is formed separately from the handle housing and is connected by means of a, a person skilled in the sense appearing connection, such as a positive and / or non-positive connection, firmly connected to the handle housing.
- the bearing element is arranged on the pawl element and that the motion guide element is arranged on the inside of the handle housing.
- the motion guide path of the motion guide element is designed as a guide groove.
- the motion guide path has another, a skilled person appear appropriate design, such as a web-shaped configuration, an embodiment as a magnetic guide track, etc. It can be structurally simple reliable guidance of the pawl element during movement of the pawl element can be achieved.
- the motion guide element is formed integrally with the pawl element.
- the motion guide element is formed separately from the pawl element and by means of a, a person skilled in the sense appearing connection, such as a positive and / or non-positive connection, is firmly connected to the pawl element.
- the bearing unit is provided for enabling at least one pivoting movement of the further tangible end of the pawl element facing away from the connection region into the handle housing. It can thus be advantageously achieved a comfortable operation of the pawl element at the end remote from the connection region of the pawl element to an actuation of the switching element.
- the switching unit has at least one spring element which is provided to act on the pawl element with a spring force of the spring element in the direction of a starting position.
- a “spring element” is to be understood in particular as a macroscopic element which has at least one extension that is elastically changeable by at least 10%, in particular by at least 20%, preferably by at least 30% and particularly advantageously by at least 50% in a normal operating state , And in particular generates a dependent on a change in the extension and preferably proportional to the change counterforce, which counteracts the change.
- An “extension” of an element should, in particular, be understood to mean a maximum distance between two points of a vertical projection of the element onto a plane.
- a “macroscopic element” is meant in particular an element with an extension of at least 1 mm, in particular of at least 5 mm and preferably of at least 10 mm.
- the spring element is formed by a spring element of the switching element, which acts on a switching plunger of the switching element with a spring force.
- the invention is based on a machine tool switching device for a machine tool according to the invention, wherein the machine tool switching device comprises at least the switching unit and at least the bearing unit. It can thus be advantageously achieved a simple retrofitting of existing machine tools with the switching unit according to the invention and the storage unit.
- the machine tool according to the invention and / or the machine tool switching device according to the invention should / should not be limited to the application and embodiment described above.
- the machine tool according to the invention and / or the machine tool switching device according to the invention can have a number deviating from a number of individual elements, components and units specified herein for fulfilling a mode of operation described herein.
- FIG. 1 shows a machine tool 10a, which is formed by a designed as an angle grinder 12a, portable machine tool 10a.
- the portable power tool 10a includes at least one handle housing 14a, at least one switching unit 16a having at least one ratchet member 18a disposed on the handle housing 14a for actuating a switching element 36a of the switching unit 16a, and at least one bearing unit 20a provided for at least ratcheting member 18a movably mounted relative to the handle housing 14a.
- the portable power tool 10a has at least one machine tool switching device which comprises at least the switching unit 16a and at least the bearing unit 20a for a movable mounting of the pawl element 18a of the switching unit 16a.
- the bearing unit 20a is provided starting from a end 24a of the pawl element 18a facing a connection region 22a of the handle housing 14a in the direction of another tangible end 26a of the pawl element 18a facing away from the connection region 22a, always a lifting movement of the pawl element 18a along a route with a value greater than zero.
- the handle housing 14a in this case comprises a handle-shaped handle portion 62a, on which the pawl member 18a is arranged.
- the handle-shaped handle portion 62a of the handle housing 14a constitutes a main handle of the portable power tool 10a.
- the main handle formed by the handle-shaped handle portion 62a extends, at least substantially from the connection portion 22a of the handle housing 14a, in a direction away from the connection portion 22a direction to a side 64a of the handle housing 14a, on which a cable designed as an angle grinder 12a portable Machine tool 10a is arranged for power supply.
- the handle-shaped handle portion 62a of the handle housing 14a is inclined at an angle smaller than 30 ° relative to a main extension direction 66a of the handle housing 14a and a main extension direction 68a of the portable power tool 10a, respectively.
- the portable power tool 10a which is designed as an angle grinder 12a, furthermore comprises a protective hood unit 70a, a drive housing 72a and a driven housing 74a. Extending out of the output housing 74a an output shaft of a driven unit 76a of the portable power tool 10a designed as a spindle (not shown here in detail), on which a machining tool 78a for machining a workpiece (not shown here in detail) can be fixed.
- the machining tool 78a is designed as a grinding wheel. However, it is also conceivable that the machining tool 78a is formed as a separating or polishing disc.
- the portable power tool 10a includes the drive housing 72a for receiving a drive unit 80a of the portable power tool 10a and the output housing 74a for receiving the output unit 76a.
- the drive unit 80a is provided to rotate the machining tool 78a via the output unit 76a.
- the machining tool 78a can in this case by means of a fastener (not shown here) for machining a workpiece rotatably connected to the spindle.
- the machining tool 78a can be rotationally driven in an operation of the portable power tool 10a.
- the output unit 76a is connected to the drive unit 80a via a drive element (not shown here in detail) designed as a pinion and rotatably drivable.
- the drive unit 80a is connected to the drive unit 80a in a manner already known to a person skilled in the art.
- an auxiliary handle 82a is arranged on the output housing 74a.
- the auxiliary handle 82a extends in a state mounted on the output housing 74a transversely to the main direction of extent 68a of the portable power tool 10a.
- FIG. 2 shows a detailed view of the switching unit 16a and the bearing unit 20a in a mounted in the handle housing 14a state in an unactuated state of the switching unit 16a, wherein one of at least two handle housing shell elements 84a, 86a of the handle housing 14a is disassembled.
- the bearing unit 20a has at least one bearing element 28a which is arranged on the end 24a of the switching pawl element 18a facing the connection region 22a of the handle housing 14a.
- the bearing unit 20a has at least one further bearing element 30a which is arranged on the end 24a of the switching pawl element 18a facing the connection region 22a of the handle housing 14a.
- the bearing unit 20a at least two bearing elements 28a, 30a, which are arranged on the connection area 22a of the handle housing 14a facing the end 24a of the pawl element 18a.
- the two bearing elements arranged at the end 24a facing the connection region 22a of the pawl element 18a 28a, 30a are thus formed as ratchet bearing elements 96a, 98a.
- the bearing unit 20a has at least one bearing element 88a which is arranged on a side 32a of an actuating region 34a of the switching element 36a of the switching unit 16a facing the connection region 22a of the handle housing 14a.
- the bearing unit 20a has at least two bearing elements 88a, 90a which are arranged on the side 32a of the actuating region 34a of the switching element 36a facing the connection region 22a of the handle housing 14a.
- the switching element 36a is fixedly arranged in a receiving recess 104a of at least one of the handle housing shell elements 84a, 86a.
- the receiving recess 104a is in this case arranged starting from the pawl element 18a, viewed along the main extension direction 66a of the handle housing 14a in the direction of the connection region 22a, at least partially after the pawl element 18a in the handle housing 14a.
- the two bearing elements 88a, 90a arranged on the side 32a of the actuating region 34a of the switching element 36a facing the connection region 22a of the handle housing 14a are in at least one operating state, starting from the pawl element 18a, viewed along the main extension direction 66a of the handle housing 14a in the direction of the connection region 22a of the pawl element 18a is arranged after the pawl element 18a in the handle housing 14a.
- the two on the connection area 22a of the handle housing 14a facing side 32a of the actuating portion 34a of the switching element 36a arranged bearing elements 88a, 90a as handle housing bearing elements 100a, 102a are formed.
- the bearing elements 28a, 30a designed as ratchet bearing elements 96a, 98a and the bearing elements 88a, 90a designed as handle housing bearing elements 100a, 102a are each designed as bolt-shaped bearing elements 38a, 40a, 92a, 94a.
- the bolt-shaped bearing elements 38a, 40a designed as ratchet bearing elements 96a, 98a are formed integrally with the ratchet element 18a.
- the bolt-shaped bearing elements 92a, 94a designed as handle housing bearing elements 100a, 102a are formed integrally with the handle housing 14a.
- the bolt-shaped bearing elements 38a, 40a designed as ratchet bearing elements 96a, 98a and the bolt-shaped bearing elements designed as handle housing bearing elements 100a, 102a 92a, 94a are formed separately from the pawl element 18a or separately from the handle housing 14a and in each case by means of a, a person skilled in the sense appearing connection, such as a positive and / or non-positive connection, firmly with the pawl element 18a and the handle housing 14a are connected.
- the bearing unit 20a comprises at least one lever gear unit 42a.
- the lever gear unit 42a is formed here as a parallelogram lever gear unit 44a.
- the lever gear unit 42a has another, a skilled person appear appropriate design, such as a configuration as Dreigelenkkoppelgetriebe, as Jardingelenkkoppelgetriebe etc ..
- the lever gear unit 42a has at least one lever bearing element 46a, which in response to movement of the pawl element 18a actuates an actuating region 34a of the switching element 36a of the switching unit 16a ( FIG. 3 ).
- the lever bearing element 46a is movably connected to the pawl element 18a at the end 24a of the pawl element 18a facing the connection region 22a of the handle housing 14a.
- the lever bearing element 46a which is designed as a lever, at least two mutually remote ends of the lever bearing element 46a arranged bearing recesses 106a, 108a.
- One of the two bearing recesses 106a, 108a is movably connected to one of the two ratchet bearing elements 96a, 98a.
- one of the two bearing recesses 106a, 108a is movably connected to one of the two handle housing bearing members 100a, 102a.
- the lever bearing element 46a has a curved configuration in a partial region 110a between the bearing recesses 106a, 108a.
- the lever bearing element 46a in the portion 110a another, one skilled in the expedient appear appropriate configuration, such as a hump-like elevation, etc ..
- the portion 110a is provided depending on a movement of the pawl member 18a, the actuating portion 34a of the switching element 36a of the switching unit 16a.
- the lever gear unit 42a designed as a parallelogram lever gear unit 44a has at least one further lever bearing element 48a which is movable on the pawl element 18a and movable on the further bearing element 30a of the bearing unit designed as a handle housing bearing element 100a 20a, which is arranged on the connection area 22a of the handle housing 14a facing side 32a of the actuating portion 34a of the switching element 36a of the switching unit 16a.
- the further lever bearing element 48a which is designed as a lever, at least two mutually remote ends of the lever bearing element 48a arranged bearing recesses 112a, 114a.
- One of the two bearing recesses 112a, 114a is movably connected to one of the two ratchet bearing elements 96a, 98a. Further, one of the two bearing recesses 112a, 114a is movably connected to one of the two handle housing bearing members 100a, 102a.
- the lever bearing element 46a and the further lever bearing element 48a are aligned at least substantially parallel to one another in relation to a straight, imaginary connecting line of the bearing recesses 106a, 108a of the lever bearing element 46a and with reference to a straight, imaginary connecting line of the bearing recesses 112a, 114a of the further lever bearing element 48a.
- a ratio of a lever ratio between the actuating region 34a of the switching element 36a and the pawl element 18a is reached which is greater than 1 to 2.7.
- the ratio of the leverage corresponds to a length of a distance, measured from the longitudinal axis of the handle housing bearing member 100a, which is connected to one of the bearing recesses 106a, 108a of the lever bearing member 46a, to a center axis of the operating portion 34a of the switching element 36a formed as a switch plunger to a length of one Distance, measured from the longitudinal axis of the handle housing bearing member 100a, which is connected to one of the bearing recesses 106a, 108a of the lever bearing member 46a, to a longitudinal axis of the ratchet bearing member 96a, which is connected to one of the bearing recesses 106a, 108a of the lever bearing member 46a.
- the switching unit 16a has at least one spring element 60a, which is provided to act on the pawl element 18a with a spring force of the spring element 60a in the direction of an initial position of the pawl element 18a.
- the spring element 60a is provided for forming a deadman circuit function of the switching unit 16a.
- the spring member 60a is provided to permit movement of the pawl member 18a upon release of an operation force of an operator on the pawl member 18a in a direction away from the handle housing 14a to an initial position of the pawl member 18a due to an application of a spring force to the pawl member 18a ,
- the spring element 60a is formed by an actuating region 34a of the switching element 36a designed as a switching tappet with a spring element of the switching element 36a which acts on a spring force.
- the spring member 60a exerts a spring force on the pawl member 18a via the lever support member 46a, which actuates the operating portion 34a of the switch member 36a formed as a switch tappet as a result of movement of the pawl member 18a toward the handle housing 14a.
- the pawl member 18a is moved in the direction away from the handle housing 14a after canceling an action of an operating force of an operator.
- the pawl member 18a is pivotally supported about pivot axes 118a, 120a passing through the handle housing bearing members 100a, 102a.
- the pivot axes 118a, 120a in this case form longitudinal axes of the handle housing bearing elements 100a, 102a, around which the handle housing bearing elements 100a, 102a are rotationally symmetrical.
- Alignment of a control surface 152a of the pawl member 18a relative to the handle housing 14a is at least substantially maintained by the bearing unit 20a upon movement of the pawl member 18a relative to the handle housing 14a. It is thus by means of the bearing unit 20a a uniform lifting movement over the entire operating surface 152a of the Ratchet element 18a in the direction of the handle housing 14a achieved as a result of actuation of the pawl member 18a.
- FIG. 4 shows a detailed view of the arranged on the handle housing 14a pawl element 18a of the switching unit 16a.
- the pawl member 18a is pivotally supported about the pivot axes 118a, 120a of the pawl member 18a on the handle housing 14a.
- the pivot axes 118a, 120a of the pawl element 18a extend at least substantially perpendicular to the main extension direction 66a of the handle housing 14a or at least substantially perpendicular to the main extension direction 68a of the portable power tool 10a.
- the pivot axes 118a, 120a extend at least substantially perpendicular to a connecting plane of the handle housing 14a.
- the two handle housing shell elements 84a, 86a of the handle housing 14a are connected together in an assembled state.
- the pivot shafts 118a, 120a are arranged on the end 24a of the switching pawl element 18a facing the connection region 22a of the handle housing 14a.
- the pawl member 18a is pivotally mounted on the connection area 22a of the handle housing 14a facing the end 24a.
- the pawl element 18a has a maximum transverse extent 122a which extends over at least a majority of at least one maximum transverse extent 124a of the handle-shaped handle portion 62a of the handle housing 14a.
- a ratio of the maximum transverse extent 122a of the pawl element 18a to the maximum transverse extent 124a of the handle-shaped handle portion 62a of the handle housing 14a is at least greater than 1 to 2.5.
- the maximum transverse extent 122a of the pawl element 18a extends along a direction at least substantially perpendicular to the main extension direction 66a of the handle housing 14a or at least substantially perpendicular to the main extension direction 68a of the portable power tool 10a and at least substantially transversely to at least one main movement direction of the pawl element 18a.
- the maximum transverse extent 122a of the pawl element 18a extends at least substantially parallel to the pivot axes 118a, 120a of the pawl element 18a.
- the maximum transverse extent 124a of the handle-shaped handle portion 62a of the handle housing 14a also extends along the at least substantially perpendicular to the main extension direction 66a of the handle housing 14a or at least substantially perpendicular to the main extension direction 68a of the portable power tool 10a and at least substantially transversely at least to a main movement direction of the pawl element 18a extending direction.
- the pawl element 18a has a maximum longitudinal extent 126a which extends over at least a major portion of a maximum longitudinal extent 128a of the handle-shaped handle portion 62a of the handle housing 14a.
- a ratio of the maximum longitudinal extension 126a of the pawl member 18a to the maximum longitudinal extent 128a of the handle-shaped handle portion 62a of the handle housing 14a is at least greater than 1 to 1.4.
- the maximum longitudinal extension 126a of the pawl member 18a extends in a mounted state of the pawl member 18a on the handle housing 14a along a direction in the connection plane of the handle housing 14a extending at least substantially transverse to a main movement direction of the pawl member 18a.
- the maximum longitudinal extent 126a of the pawl element 18a extends along a direction at least substantially perpendicular to the pivot axes 118a, 120a of the pawl element 18a.
- the maximum longitudinal extension 128a of the handle-shaped handle portion 62a of the handle housing 14a also extends along the at least substantially perpendicular to the pivot axes 118a, 120a of the pawl member 18a extending direction.
- the pawl element 18a has at least one side wall region 130a, which is connected via an arcuate subregion 134a of the pawl element 18a to a gripping surface region 138a of the pawl element 18a extending at least substantially perpendicular to the side wall region 130a, wherein a ratio of a radius of the arcuate subregion 134a to the maximum transverse extent 124a of the handle-shaped handle portion 62a of the handle housing 14a is at least greater than 1 to 8 (FIG. FIG. 5 ).
- the pawl element 18a has two side wall portions 130a, 132a, each of which is connected to one of two arcuate portions 134a, 136a of the pawl member 18a with the at least substantially perpendicular to the Side wall portions 130a, 132a extending gripping surface portion 138a of the pawl member 18a is connected.
- the gripping surface area 138a of the pawl element 18a extends over at least a majority of the maximum longitudinal extent 126a of the pawl element 18a. Furthermore, the gripping surface area 138a of the pawl element 18a, viewed along the main extension direction 66a of the handle housing 14a, has an at least substantially planar course. Thus, the course of the gripping surface area 138a of the pawl element 18a is at least largely decoupled from step-like shoulders.
- the gripping surface area 138a of the pawl element 18a has at least one finger-trough area which is intended to receive at least one finger of a hand of an operator upon actuation or holding of the pawl element 18a.
- the portable power tool 10a has at least one switch-on blocking unit 140a, which is intended to prevent, as far as possible, movement of the switching pawl element 18a as a result of unintentional actuation of the pawl element 18a (FIG. FIG. 1 ).
- the Einschaltsperrritt 140a is designed as a mechanical locking unit. However, it is also conceivable that the Einschaltsperrritt 140 a is formed as an electrical and / or electronic locking unit.
- the power-on inhibitor 140a has at least one release element 142a, which comprises an actuation region 144a, which is arranged at least partially laterally next to one of the side wall regions 130a, 132a of the pawl element 18a ( FIG. 5 ).
- the switch-on blocking unit 140a has at least one further release element 146a, which has an actuating region 148a, which is arranged at least partially laterally next to one of the side wall regions 130a, 132a of the pawl element 18a ( FIG. 5 ).
- One of the side wall portions 130a, 132a faces the release member 142a, and one of the side wall portions 130a, 132a faces the further release member 146a.
- the actuating portions 144a, 148a of the release member 142a and the further release member 146a are each extending from the connection plane of the handle housing 14a into at least substantially perpendicular to the connection plane of the handle housing 14a and away from the handle housing 14a Direction, spaced from the respective side wall portion 130a, 132a arranged.
- the release element 142a and the further release element 146a are arranged mirror-symmetrically relative to the connection plane of the handle housing 14a.
- the release member 142a and the further release member 146a are pivotally supported about a release pivot axis 150a.
- the release pivot axis 150a extends in this case in the connection plane of the handle housing 14a.
- the release pivot axis 150a extends at least substantially perpendicular to the pivot axes 118a, 120a of the pawl element 18a.
- the portable power tool 10a has an electrical and / or electronic start-up lock in addition to the power-lock unit 140a which, for example, allows energizing the drive unit 80a as soon as a sensor unit of the portable power tool 10a a concern of another hand of an operator on the auxiliary handle 82a in addition to the presence of a hand on the handle housing 14a, in particular the handle-shaped handle portion 62a senses, and thus via a control and / or regulating unit of the portable power tool 10a, which evaluates sensed by the sensor unit parameters and processed, the electrical and / or electronic interlock disabled to allow commissioning of the portable power tool 10a.
- FIGS. 6 to 8c an alternative embodiment is shown. Substantially identical components, features and functions are basically numbered by the same reference numerals. To distinguish the embodiments, the reference numerals of the embodiments, the letters a and b are added. The following description is limited essentially to the differences from the first embodiment in the FIGS. 1 to 5 , wherein with respect to the same components, features and functions on the description of the first embodiment in the FIGS. 1 to 5 can be referenced.
- FIG. 6 shows a detailed view of a switching unit 16b of an alternative to the machine tool 10a FIG. 1 trained machine tool 10b and a bearing unit 20b of the machine tool 10b in one in a handle housing 14b of the machine tool 10b mounted state in an unactuated state of the switching unit 16b, wherein one of at least two handle housing shell elements 84b, 86b of the handle housing 14b is disassembled.
- the machine tool 10b has an at least substantially analogous structure to the machine tool 10a FIG. 1 on.
- FIG. 1 shows a detailed view of a switching unit 16b of an alternative to the machine tool 10a FIG. 1 trained machine tool 10b and a bearing unit 20b of the machine tool 10b in one in a handle housing 14b of the machine tool 10b mounted state in an unactuated state of the switching unit 16b, wherein one of at least two handle housing shell elements 84b, 86b of the handle housing 14b is disassembled.
- the machine tool 10b has an at least substantially analogous structure to the machine
- the machine tool 10b is also designed as a portable power tool 10b, which is formed by an angle grinder 12b.
- the machine tool 10b comprises at least the handle housing 14b, at least the switching unit 16b, which has at least one pawl element 18b arranged on the handle housing 14b for actuating a switching element 36b of the switching unit 16b, and at least the bearing unit 20b provided for at least movably the pawl element 18b to store relative to the handle housing 14b.
- the bearing unit 20b When the pawl element 18b is actuated, the bearing unit 20b is provided starting from a end 24b of the pawl element 18b facing a connection region 22b of the handle housing 14b in the direction of another tangible end 26b of the pawl element 18b facing away from the connection region 22b, always a lifting movement of the pawl element 18b along a route with a value greater than zero.
- the bearing unit 20b is further provided, as a result of an actuation of the pawl element 18b, to permit at least one pivoting movement of the further tangible end 26b of the pawl element 18b facing away from the connection region 22b into the handle housing 14b.
- the bearing unit 20b has at least one bearing element 28b, which is arranged on the end 24b of the switching pawl element 18b facing the connection region 22b of the handle housing 14b.
- the bearing element 28b is arranged on a side 32b, facing the connection region 22b of the handle housing 14b, of an actuating region 34b of the switching element 36b of the switching unit 16b.
- the operating portion 34b of the switching element 36b is formed by a switch plunger of the switching element 36b.
- the bearing element 28b is designed as a bolt-shaped bearing element 38b.
- the bolt-shaped bearing element 28b is formed integrally with the handle housing 14b.
- the designed as a bolt-shaped bearing element 38b bearing element 28b is integrally formed with one of the handle housing shell members 84b, 86b of the handle housing 14b.
- a longitudinal axis of the bearing element 28b extending at least substantially perpendicularly to the longitudinal direction 56b of the pawl element 18b forms a pivot axis 118b of the pawl element 18b.
- the bearing element 28b is formed rotationally symmetrical about the longitudinal axis of the bearing element 28b.
- the pawl element 18b has a bearing recess 154b for receiving the bearing element 38b designed as a bolt-shaped bearing element 38b.
- the bearing recess 154b is arranged at the end 24b of the switching pawl element 18b facing the connection region 22b.
- the bearing recess 154b is formed as a slot in which the bearing element 28b engages in a state mounted on the handle housing 14b of the pawl element 18b.
- the bearing recess 154b it is also conceivable for the bearing recess 154b to have another configuration that appears appropriate to a person skilled in the art, such as a configuration as a web-shaped guide element, etc.
- the bearing recess 154b designed as a slot runs at least substantially parallel to a longitudinal extension direction 56b of the pawl element 18b.
- the bearing recess 154b viewed along the longitudinal extension direction 56b, has a maximum longitudinal extent that is at least twice as large as a maximum extent of the bearing element 28b along the longitudinal extension direction 56b.
- the bearing unit 20b has at least one motion guide element 50b, which comprises at least one motion guideway 52b, which has a course which differs from a purely rectilinear course.
- the motion guide track 52b has an L-shaped course.
- the motion guide track 52b has at least one leg 54b extending at least substantially transverse to the longitudinal extension direction 56b of the pawl element 18b.
- the motion guide path 52b of the motion guide member 50b has another leg 158b extending at least substantially parallel to the longitudinal extension direction 56b of the pawl member 18b.
- the motion guide member 50b is intended to cooperate with a guide of the pawl element 18b during movement with a further bearing element 58b of the bearing unit 20b engaging in the motion guide element 50b.
- the motion guide track 52b of the motion guide member 50b is formed as a guide groove.
- the guide groove is formed by an L-shaped slot.
- the motion guide member 50b is formed integrally with the pawl member 18b.
- the motion guide element 50b is arranged at the end 26b of the pawl element 18b facing away from the connection region 22b.
- the further bearing element 58b of the bearing unit 20b which cooperates with the motion guide element 50b in a state of the pawl element 18b mounted on the handle housing 14b, is likewise designed as a bolt-shaped bearing element 156b.
- the further, designed as a bolt-shaped bearing element 156b bearing element 58b is integrally formed with one of the handle housing shell elements 84b, 86b of the handle housing 14b.
- the further bearing element 58b is arranged on a side 160b of the actuating region 34b of the switching element 36b facing away from the connection region 22b.
- the switching element 36b is fixedly arranged in a receiving recess 104b of at least one of the handle housing shell elements 84b, 86b.
- the pawl element 18b has a switching region 162b for actuating the actuating region 34b of the switching element 36b designed as a switching tappet.
- the switching portion 162b is formed, viewed along the longitudinal extension direction 56b of the pawl member 18b, by a portion of the pawl member 18b disposed between the motion guide member 50b and the bearing recess 154b, which faces the handle housing 14b in an assembled state of the pawl member 18b on the handle housing 14b.
- the switching unit 16b has at least one spring element 60b, which is provided to act on the pawl element 18b with a spring force of the spring element 60b in the direction of a starting position.
- the spring element 60a is provided for forming a deadman circuit function of the switching unit 16a.
- the spring element 60b is designed as a compression spring. However, it is also conceivable that the spring element 60b has another, to a professional appear appropriate design, such as a Design as a tension spring.
- the spring element 60b is supported at one end on at least one of the handle housing shell elements 84b, 86b of the handle housing 14b. With a further end, the spring element 60b is supported on the pawl element 18b.
- the pawl element 18b has a bolt-shaped guide pin 116b for guiding the spring element 60b.
- the guide pin 116b is arranged at the end 24b of the switching pawl element 18b facing the connection region 22b.
- a longitudinal axis of the spring element 60b runs at least in an initial position of the pawl element 18b, in which the pawl element 18b is unconfirmed, at least substantially transversely to the longitudinal extension direction 56b of the pawl element 18b.
- the pawl member 18b is manipulated by an operator from an initial position of the pawl member 18b (FIG. FIG. 8a ) is moved along the longitudinal extension direction 56b of the pawl element 18b in the direction of the connection region 22b of the handle housing 14b. This disables a power-on inhibitor 140b of the portable power tool 10b.
- the switch-on blocking unit 140b is formed by an interaction of the further leg 158b of the movement guide track 52b of the motion guide element 50b and of the further bearing element 58b.
- the interaction of the further leg 158b of the motion guide track 52b prevents in the initial position of the pawl element 18b at least as much as possible a movement of the pawl element 18b in a direction at least substantially transversely to the longitudinal direction 56b of the pawl element 18b and in the direction of the handle housing 14b direction.
- the bearing recess 154b is moved relative to the bearing element 28b until the bearing element 28b is arranged on an edge region of the pawl element 18b delimiting the bearing recess 154b, which is disposed on a side of the bearing recess 154b facing away from the connection region 22b is, strikes or rests.
- the actuating portion 34b of the switching element 36b designed as a switching plunger is actuated here about the pivot axis 118b as a result of the pivoting movement of the pawl element 18b by means of the switching region 162b of the pawl element 18b.
- a ratio of a lever ratio between the operating portion 34b of the switching element 36b and the pawl member 18b is reached, which is greater than 1 to 3.1.
- the ratio of the leverage corresponds to a length of a distance, measured from the pivot axis 118b of the pawl member 18b, to a center axis of the operating portion 34b of the switching element 36b formed as a switch plunger, to a length of a distance measured from the pivot axis 118b of the pawl member 18b to one in FIG a mid-plane of a control surface 152b of the pawl element 18b arranged point.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Harvester Elements (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201110089726 DE102011089726A1 (de) | 2011-12-23 | 2011-12-23 | Werkzeugmaschine |
PCT/EP2012/072761 WO2013092029A2 (de) | 2011-12-23 | 2012-11-15 | Werkzeugmaschine |
Publications (2)
Publication Number | Publication Date |
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EP2794186A2 EP2794186A2 (de) | 2014-10-29 |
EP2794186B1 true EP2794186B1 (de) | 2019-05-15 |
Family
ID=47178034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP12784613.7A Active EP2794186B1 (de) | 2011-12-23 | 2012-11-15 | Werkzeugmaschine |
Country Status (6)
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US (1) | US9330858B2 (zh) |
EP (1) | EP2794186B1 (zh) |
CN (1) | CN104010765B (zh) |
DE (1) | DE102011089726A1 (zh) |
RU (1) | RU2630088C2 (zh) |
WO (1) | WO2013092029A2 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011089718A1 (de) * | 2011-12-23 | 2013-06-27 | Robert Bosch Gmbh | Werkzeugmaschine |
US10131042B2 (en) | 2013-10-21 | 2018-11-20 | Milwaukee Electric Tool Corporation | Adapter for power tool devices |
DE102014009144A1 (de) * | 2014-06-20 | 2015-12-24 | Andreas Stihl Ag & Co. Kg | Handgeführtes Arbeitsgerät |
DE102016209637A1 (de) * | 2016-06-02 | 2017-12-07 | Robert Bosch Gmbh | Handwerkzeugmaschine mit einer Schalteinheit |
DE102020209908A1 (de) * | 2020-08-05 | 2022-02-10 | Robert Bosch Gesellschaft mit beschränkter Haftung | Sicherheitsbedienvorrichtung und Werkzeugmaschinensystem mit der Sicherheitsbedienvorrichtung |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2450380A (en) * | 1947-03-27 | 1948-09-28 | Independent Pneumatic Tool Co | Switch handle for portable electric tools |
DE4022668A1 (de) * | 1990-07-17 | 1992-01-23 | Bosch Gmbh Robert | Elektrische handwerkzeugmaschine, insbesondere winkelschleifmaschine |
JPH04223861A (ja) * | 1990-12-20 | 1992-08-13 | Makita Corp | 携帯用回転工具 |
DE19522968A1 (de) * | 1995-06-28 | 1997-01-02 | Bosch Gmbh Robert | Heckenschere |
DE19546328B4 (de) * | 1995-12-12 | 2007-12-13 | Robert Bosch Gmbh | Handwerkzeugmaschine mit einem drehbaren Handgriff |
JP2977076B2 (ja) | 1996-03-01 | 1999-11-10 | リョービ株式会社 | 電動工具のスイッチ機構 |
ES2235423T3 (es) * | 1998-12-31 | 2005-07-01 | C. & E. FEIN GMBH | Herramienta electrica, especialmente amoladora angular. |
RU2172665C1 (ru) * | 2000-06-21 | 2001-08-27 | Ступицкий Валерий Петрович | Ручная шлифовальная машина (варианты) |
DE60305539T2 (de) * | 2002-01-10 | 2007-05-03 | Black & Decker Inc., Newark | Getriebegehäuse |
DE10258863A1 (de) * | 2002-12-17 | 2004-07-08 | Robert Bosch Gmbh | Handwerkzeugmaschinengetriebe und Handwerkzeugmaschine |
DE10345135A1 (de) * | 2003-09-29 | 2005-04-21 | Bosch Gmbh Robert | Akkuschrauber |
DE102004038788A1 (de) | 2004-08-09 | 2006-02-23 | Robert Bosch Gmbh | Akku-Handwerkzeugmaschine |
USD564321S1 (en) * | 2006-04-12 | 2008-03-18 | Professional Tool Products, Llc | Portion of a housing for a rotary tool |
FR2917230B1 (fr) * | 2007-06-11 | 2009-10-23 | Itt Mfg Enterprises Inc | Dispositif pour la commande d'un appareil electronique |
DE102007052683A1 (de) * | 2007-11-05 | 2009-05-07 | Robert Bosch Gmbh | Handwerkzeugmaschine |
DE102009011766A1 (de) * | 2008-03-12 | 2009-09-24 | Marquardt Gmbh | Elektrischer Schalter, insbesondere Elektrowerkzeugschalter |
DE102009027871A1 (de) * | 2009-07-21 | 2011-01-27 | Robert Bosch Gmbh | Handwerkzeugmaschine |
USD623909S1 (en) * | 2009-10-30 | 2010-09-21 | Black & Decker Inc. | Hedgetrimmer with rotating handle |
-
2011
- 2011-12-23 DE DE201110089726 patent/DE102011089726A1/de not_active Withdrawn
-
2012
- 2012-11-15 CN CN201280063687.2A patent/CN104010765B/zh active Active
- 2012-11-15 US US14/368,002 patent/US9330858B2/en not_active Expired - Fee Related
- 2012-11-15 EP EP12784613.7A patent/EP2794186B1/de active Active
- 2012-11-15 WO PCT/EP2012/072761 patent/WO2013092029A2/de active Application Filing
- 2012-11-15 RU RU2014130127A patent/RU2630088C2/ru not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
None * |
Also Published As
Publication number | Publication date |
---|---|
EP2794186A2 (de) | 2014-10-29 |
WO2013092029A2 (de) | 2013-06-27 |
US9330858B2 (en) | 2016-05-03 |
CN104010765B (zh) | 2017-09-05 |
RU2630088C2 (ru) | 2017-09-05 |
RU2014130127A (ru) | 2016-02-20 |
CN104010765A (zh) | 2014-08-27 |
US20140370792A1 (en) | 2014-12-18 |
DE102011089726A1 (de) | 2013-06-27 |
WO2013092029A3 (de) | 2013-09-19 |
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