EP2608936B1 - Handwerkzeugmaschinenvorrichtung - Google Patents

Handwerkzeugmaschinenvorrichtung Download PDF

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Publication number
EP2608936B1
EP2608936B1 EP11740885.6A EP11740885A EP2608936B1 EP 2608936 B1 EP2608936 B1 EP 2608936B1 EP 11740885 A EP11740885 A EP 11740885A EP 2608936 B1 EP2608936 B1 EP 2608936B1
Authority
EP
European Patent Office
Prior art keywords
operating element
tool device
operating
hand power
housing
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
Application number
EP11740885.6A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2608936A2 (de
Inventor
Florian Esenwein
Manfred Lutz
Achim Trick
Thomas Schomisch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
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 EP2608936A2 publication Critical patent/EP2608936A2/de
Application granted granted Critical
Publication of EP2608936B1 publication Critical patent/EP2608936B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B24B23/028—Angle tools
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
    • B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02—Construction of casings, bodies or handles

Definitions

  • the invention is based on a handheld power tool device according to the preamble of claim 1.
  • US 6,023,848 A is already a hand tool device, in particular for an angle grinder, with a motor and with an at least substantially rod-shaped housing portion, which serves in one operation as the main grip element, with at least one operating element, which extends to the housing portion along a main extension direction of the housing portion, wherein the operating element a main extension direction, which is aligned at least substantially parallel to the main extension direction of the housing portion, and with at least one bearing, which supports at least one control surface of the operating element about at least one aligned at least substantially parallel to the main extension direction axis, has been proposed.
  • the invention is based on a handheld power tool device, in particular for an angle grinder, with a motor and with an at least substantially rod-shaped housing region which in operation serves as the main grip element and with at least one operating element which extends on the housing region along a main extension direction of the housing region wherein the operating element has a main extension direction which is aligned at least substantially parallel to the main extension direction of the housing region is, and with at least one bearing, which supports at least one control surface of the operating element about at least one at least substantially aligned parallel to the main extension direction axis.
  • the rod-shaped housing area encloses the motor and the handheld power tool device is provided so that an electrical energy output to the motor can be influenced by an operator by means of the operating element during a work process.
  • a "rod-shaped housing region" is to be understood as meaning a region of a housing of a handheld power tool which has a longitudinal extent which is at least twice as long, advantageously at least three times as long advantageously at least four times as long as a maximum transverse extent.
  • the rod-shaped housing portion has an at least partially rounded outer surface, more preferably an at least substantially cylindrical outer surface.
  • the rod-shaped housing region preferably has at least one plane aligned perpendicular to the main extension direction, advantageously over a large part of an overall length, in particular an essentially round outer cross section.
  • the housing region could have one or more other outer cross-sections which appear meaningful to the person skilled in the art, for example polygonal and / or elliptical outer cross sections.
  • the outer cross section is smaller than 15 cm, more preferably smaller than 10 cm.
  • one or more housing elements may form the rod-shaped housing region.
  • the handheld power tool device could have a plurality of rod-shaped housing areas.
  • the rod-shaped housing region surrounds the motor and preferably at least one functional element of a handheld power tool, in particular a functional element of a drive train of the handheld power tool, a transmission and / or electronics.
  • the term “during operation” is to be understood in particular in the case of an operation performed by an operator.
  • the term “main handle element” is to be understood to mean an element which is intended to be gripped by the operator, in particular during a work operation, under limited space conditions.
  • By “intended” is intended to be understood in particular specially designed and / or equipped. It should be understood by an “operating element” an element by means of which the operator influences a state of the motor of the power tool in a work process.
  • the operator preferably influences a rotational speed of an insertion tool by means of the operating element.
  • the phrase "along the housing area” should in particular be understood to mean that the operating element has at least one partial area adjacent to the housing area and in particular less than 5 mm apart.
  • a "main extension direction” is to be understood as a direction in which an element has a maximum extent parallel to an outer contour.
  • the housing region and / or in particular the operating surface preferably has a plane of symmetry over a region along the main extension direction, which plane is aligned parallel to the main extension direction.
  • the housing portion and / or the control surface be formed asymmetrically.
  • a “bearing” is to be understood in particular a unit which is intended to effect a bearing force on the operating element, which counteracts a movement deviating from a pivoting movement.
  • a “control surface” is to be understood as a surface of the operating element to which an operator exerts a force when actuated.
  • substantially parallel is to be understood in particular that an angle between the main extension direction of the housing portion and the axis is less than 30 degrees, more preferably less than 10 degrees.
  • the phrase “pivotally supports” should be understood to mean that the bearing rotatably fixes the operating element about an axis about an axis.
  • a comfortable operation can be achieved in particular in combination with a dead man's circuit.
  • an actuation force and an actuation stroke of the operating element are substantially constant at different points along the main extension direction of the operating element. Due to the pivotable mounting, a particularly advantageous low clamping tendency, in particular in comparison to a translationally moving control element, can be achieved.
  • a "deadman circuit” is to be understood in particular as a circuit which automatically deactivates the hand tool at the end of a desired activation of the hand tool, for example in the event of powerlessness and / or in the event of intentional release.
  • control element has a main extension direction, which is aligned at least substantially parallel to the main extension direction of the housing portion, a particularly comfortable and safe operation, in particular substantially independent of an operator's hand position along the main extension, is structurally possible.
  • the operating element extend over at least a large part of an overall length of the rod-shaped housing region, as a result of which a particularly safe and comfortable operation is structurally simple.
  • An “overall length” is to be understood in particular to mean an extension along the main extension direction. Especially is to be understood by the phrase “extend over at least a majority of a total length” that aligned perpendicular to the main extension direction planes to at least 50%, advantageously at least 75% of the total length of the housing portion cut the housing portion and the control.
  • the operating surface is formed convexly curved, whereby an operator can operate the operating means from different sides comfortably and reliably.
  • the control for operating left and right-handers is equally suitable.
  • the operating surface is convexly curved in at least one plane, which is aligned perpendicular to the main extension direction of the operating element.
  • the control surface in this plane is convexly curved over a distance of at least 10 mm, advantageously 20 mm.
  • the convex curved control surface has a radius greater than 20 mm, more preferably greater than 40 mm.
  • the handheld power tool device comprises a locking device for blocking the operating element with a release element, which is intended to lift the blocking of the operating element, whereby a particularly safe operation can be achieved because the operating element for transport and / or storage against unintentional actuation can be locked.
  • a "locking device” should be understood in particular to mean a device which prevents at least one reaction to an actuating force acting on the operating element, that is to say a force in an actuating direction.
  • the blocking device in particular mechanically prevents an actuating movement of the operating element.
  • the blocking device could interrupt a particular electrical energy output to a means operable by means of the control element.
  • a switching unit could interrupt an energy supply of the engine.
  • the release element preferably has a different feel from the operating element and / or advantageously different actuation directions.
  • An "actuating direction" is to be understood in particular a direction in which the operating element is movably mounted from an unactuated position to an actuated position.
  • the housing area encloses at least one free area in which the operating element is mounted at least partially retractable upon actuation, whereby the operating element can be advantageously operated and is well protected.
  • a "free area” is to be understood, in particular, as an area adjacent to the operating element, which area is free of the operating element and in particular third elements in the case of an unactuated operating element.
  • the control element is actuated in the direction of the free area.
  • the term "enclose” should be understood as meaning that the free area is arranged within the housing area, that is to say in particular that the housing area at least largely encloses the free area on a hemisphere.
  • the operating element is at least partially recessed in an unactivated operating state in the housing area, whereby the operating element is advantageously arranged protected.
  • at least partially sunk arranged is to be understood in particular that at least 5%, advantageously at least 10%, of a material of the operating element are arranged in an unactuated operating state within a surface which spans a surface of the housing region, advantageously an inner surface of the housing.
  • at least one stop of the operating element is recessed in the housing area, which completely prevents movement of the operating element out of the housing area.
  • the control element preferably emerges from the housing area at one or alternatively at several openings.
  • the bearing comprises at least one film hinge, whereby a low design effort and low production costs can be achieved.
  • a “film hinge” is to be understood in particular a hinge in which a flat, flexible material transmits a bearing force.
  • the film hinge is integrally formed with the housing portion and / or advantageously the operating element.
  • the film hinge has a flexurally soft region, which transmits essentially only tensile and / or compressive forces.
  • the bearing has at least one slot at least for guiding the operating element, whereby a particularly advantageous Guided mobility of the control is possible.
  • a "slot” is to be understood in particular a blind hole and / or a continuous recess, which has a non-round, advantageously elongated outer shape to a surrounding surface.
  • control element has at least two control surfaces mounted movably relative to each other, whereby an advantageous symmetry of the control element can be achieved.
  • control surfaces are at least 10 degrees, preferably at least 20 degrees, tilted towards each other.
  • the invention is based on a hand tool with a hand tool device, all, to those skilled seem appropriate hand tool, in particular drills, rotary hammers, saws, planers, screwdrivers, milling, grinder, multi-function tools, garden tools and / or advantageous angle grinder, to operate with the hand tool device would be conceivable, whereby a particularly convenient hand tool can be provided.
  • FIG. 1 and 2 show a hand tool 36a according to the invention with a hand tool device 10a.
  • the hand tool 36a is designed as an angle grinder.
  • the hand tool 36a has a weight less than 3.5 kg, advantageously less than 2.5 kg. It includes a removable auxiliary handle 38a, an insert tool attachment 40a, an insert tool guard 42a and a housing 44a. Attached to the tool attachment 40a is an insert tool 46a.
  • the handheld power tool device 10a has a housing portion 12a formed by a surface of the housing 44a.
  • the housing portion 12a is rod-shaped. It serves as the main grip element in one operation.
  • the housing region 12a has a roundish cross-section on a plane oriented perpendicular to a main extension direction 16a.
  • a main extension direction of the auxiliary handle 38a is aligned substantially perpendicular to the main extension direction 16a of the housing portion 12a.
  • the tool guard 42a is disposed between the tool attachment 40a and the housing portion 12a. It protects an operator's hand surrounding the housing area 12a.
  • the handheld power tool device 10a has an operating element 14a.
  • the operating element 14a extends on the housing region 12a along the main extension direction 16a of the housing region 12a, on a side of the housing region 12a facing the insert tool attachment 40a. Alternatively, it could also be arranged on a side of the housing area 12a facing away from the attachment tool attachment 40a or on another side that appears appropriate to the person skilled in the art.
  • the housing portion 12a could be rotatable relative to the tool attachment 40a.
  • the operating element 14a has a main extension direction 24a, which is aligned parallel to the main extension direction 16a of the housing region 12a.
  • the operating element 14a extends over at least a major portion of an overall length of the rod-shaped housing region 12a.
  • the operating element 14a has an operating surface 20a with a substantially rectangular projection surface.
  • the operating surface 20a is curved in a convex manner about a central axis of the housing portion 12a, which runs along the main extension direction 16a of the housing portion 12a.
  • a non-illustrated sealing lip or other overlapping element is arranged, whereby the housing 44a is protected against the penetration of dust.
  • the sealing lip or the overlapping element are fixed to the housing 44a.
  • the handheld power tool device 10a has a bearing 18a, which supports the operating surface 20a of the operating element 14a pivotably relative to the housing region 12a about an axis 22a aligned parallel to the main extension direction 16a of the housing region 12a.
  • the housing portion 12a encloses a free area 30a, in which the operating element 14a is mounted partially retractable during an operation.
  • the handheld power tool device 10a comprises a spring element, not shown in more detail, which effects a force on the operating element 14a, which is intended to pivot the operating element 14a out of the free area 30a at one end of an actuation.
  • the operating element 14a is at least partially sunk in an unactuated operating state in the housing portion 12a, namely, at least one stop 48a of the operating element 14a is recessed.
  • the stopper 48a prevents a complete swinging out of the operating element 14a from the housing portion 12a by the spring element.
  • the bearing 18a comprises two bolts 50a, 52a and two recesses 54a, 56a.
  • One of the bolts 50a is integrally formed on the operating element 14a on a corner 58a of the operating element 14a facing the insert tool attachment 40a.
  • the associated recess 54a is formed on a side facing the insert tool attachment 40a side of the housing portion 12a to the housing 44a.
  • the other recess 56a is molded onto the operating element 14a on a corner 60a of the operating element 14a facing away from the insertion tool attachment 40a.
  • the associated bolt 52a is formed on a side facing away from the insert tool attachment 40a side of the housing portion 12a to the housing 44a.
  • bolts and / or recesses of the bearing 18a may be formed of separate units or materials, for example, a metallic bolt, in particular a steel bolt, a recess in the housing 44a and / or pressed in the control element 14a and stored in the other component with rotational play be.
  • the corners 58a, 60a are in this case arranged between an edge 62a of the operating element 14a, which is parallel to the main extension direction 16a, and in each case an edge 64a, which is oriented perpendicular to the main extension direction 16a and perpendicular to a rotation axis 66a of the insert tool attachment 40a.
  • both corners 58a, 60a are in the main extension direction 16a seen on a same side of the operating element 14a, wherein it is irrelevant to an operation, whether the corners 58a, 60a are arranged left or right.
  • the axis 22a of the bearing 18a is spaced from a plane defined by the axis of rotation 66a of the tool attachment 40a and the main direction of extension of the housing portion 12a.
  • the operating element 14a is fastened by a movement directed toward the insert tool attachment 40a.
  • one of the bolts 50a, 52a penetrate into one of the recesses 54a, 56a.
  • the axis 22a of the bearing 18a extends through the two bolts 50a, 52a.
  • the bearing 18a could have further bearing elements, in particular between the bolts 50a, 52a or the recesses 54a, 56a.
  • a film hinge between the operating element 14a and the housing 44a would be possible.
  • the housing 44a includes a housing member 68a that secures a motor 70a of the portable power tool 36a.
  • the housing 44a has a housing element 72a which secures an electronics 74a of the handheld power tool 36a.
  • This housing element 72a is double-shelled. Of which is in the FIG. 3 a bowl shown.
  • the housing member 68a that secures the motor 70a has one of the bolts 52a and one of the recesses 54a. This housing element 68a thus supports the operating element 14a.
  • the housing element 72a, which secures the electronics 74a prevents movement of the operating element 14a along the main extension direction 16a in an assembled operating state. Thereby, the bolts 50a, 52a are held in the recesses 54a, 56a.
  • the handheld power tool device 10a has an actuator 76a.
  • the actuator 76a generates an electrical characteristic which has at least one information about the operation. It comprises the spring element, not shown, a lever 78a and an electrical switching component 80a.
  • the lever 78a is movably supported about an axis 82a and converts a movement of the operating element 12a when actuated in accordance with the switching component 80a.
  • the hand tool device 10a has a in the FIG. 4 and 6 Locking device 26a shown in more detail.
  • FIG. 4 is the control element 14a unactuated and the locking device 26a shown blocking.
  • FIG. 6 the control element 14a is actuated and the locking device 26a is shown as being non-locking.
  • the locking device 26a has a release element 28a and a stop 84a.
  • the release element 28a is pivotally mounted on the operating element 14a. It is arranged centrally on the operating element 14a.
  • the stopper 84a is formed on the housing 44a. In a blocking arrangement of the release element 28a, the release element 28a supports an actuating force acting on the operating element 14a on the housing 44a.
  • the handheld power tool device 10a includes one only in the FIGS. 1 and 7 illustrated Einschaltarret réelle 86a.
  • the Einschaltarret réelle 86a has an operating means 88a, a spring element 90a and a latching means 92a.
  • the operating means 88a is movably mounted perpendicular to an actuating direction 94a of the operating element 14a.
  • the spring element 90a causes a restoring force on the operating means 88a.
  • the operator has actuated the operating element 14a, he can turn the operating means 88a against the spring element 90a into an in FIG. 7 move shown detent position.
  • the latching position the operating means 88a engages in the operating element 14a by means of the latching means 92a.
  • the engagement lock 86a prevents movement of the operating member 14a back to an unactuated home position even when the operator does not exert an operating force on the operating member 14a.
  • the latching of the latching means 92a opens and the spring element 90a moves the operating means 88a into a non-locking position (not shown).
  • the operator advantageously grips the housing portion 12a with the left or right hand, along the main extension direction 16a in a central area or in a front area facing the insert tool fixture 40a.
  • the operator actuates the operating element 14a either with the palm of his hand or with the thumb.
  • the operator advantageously holds the housing portion 12a at a rear end remote from the insert tool fixture 40a Area.
  • the operator operates the operating element 14a advantageously with the fingertips opposite the thumb.
  • FIGS. 8 to 13 four further embodiments of the invention are shown.
  • the following descriptions and the drawings are essentially limited to the differences between the exemplary embodiments, with reference in principle to the same reference components, in particular with respect to components with the same reference numerals, to the drawings and / or the description of the other embodiments, in particular FIGS. 1 to 7 , can be referenced.
  • To distinguish the embodiments of the letter a is the reference numerals of the embodiment in the FIGS. 1 to 7 readjusted.
  • the letter a is replaced by the letters b to e.
  • FIGS. 8 and 9 show a handheld power tool device 10b with a control element 14b and a housing 44b.
  • the housing 44b forms a rod-shaped housing portion 12b, which serves as the main grip element in one operation.
  • the housing 44b has a cup-shaped housing cover 96b and a housing element 68b, which is intended to fix a motor, not shown.
  • the housing 44b secures the operating element 14b.
  • the operating element 14b extends on the housing region 12b along a main extension direction 16b of the housing region 12b.
  • the handheld power tool device 10b has a bearing 18b.
  • the bearing 18b supports a control surface 20b of the operating element 14b pivotably about an axis 22b aligned parallel to the main extension direction 16b.
  • the operating element 14b could also be mounted in a housing element, not shown, which is intended to secure a transmission.
  • the handheld power tool device 10b includes an actuator pickup 76b having a switching component 80b.
  • the Betsch Trentsauf choir 76b is provided to actuate the switching component 80b with a movement of the operating element 14b in the actuating direction 94b directly.
  • FIGS. 10 and 11 show a partial section of a hand tool device 10 c of a hand tool with a rod-shaped housing portion 12 c, a control element 14 c and a bearing 18 c.
  • the housing portion 12c is used in an operation as the main grip element.
  • the operating element 14c extends on the housing region 12c along a main extension direction 16c of the housing region 12c. It has two control surfaces 20c.
  • the bearing 18c supports the operating surface 20c of the operating element 14c so as to be pivotable and also tiltable about an axis 22c aligned parallel to the main extension direction 16c.
  • the axles 22c are spaced from the handheld power tool 10c.
  • the bearing 18c has slots 34c, 35c for guiding the operating element 14c.
  • the elongated holes 34c, 35c are arranged on a housing 44c of the handheld power tool, on two sides of a free area 30c of the housing 44c, wherein an illustrated side faces an insert tool attachment of the handheld power tool and a side of the insert tool attachment, not shown, faces away.
  • Two of the elongated holes 34c shown are arranged mirror-symmetrically to a plane of symmetry 98c which extends through the third elongate hole 35c. These two elongated holes 34c respectively guide one of the two control surfaces 20c substantially perpendicular to the plane of symmetry 98c.
  • the third slot equally guides both control surfaces 20c in a direction parallel to the plane of symmetry 98c.
  • the bearing has a film hinge 32c, which supports both control surfaces 20c of the operating element 14c relative to one another. An alternatively trained, the skilled person seems appropriate bearing between the control surfaces 20c is possible.
  • FIG. 11 shows a further embodiment of a Einschaltarret mich 86d a hand tool device 10d with a control element 14d.
  • the Einschaltarret réelle 86d has an operating means 88d, a spring element 90d and a latching means 92d.
  • the operating means 88d is movably mounted about an axis 100d, which is oriented perpendicular to the axis 22d of the operating element 14d.
  • the spring element 90d causes a restoring force on the operating means 88d.
  • the operator has actuated the operating element 14d, he can move the operating means 88d of the Einschaltarret réelle 86d against the spring element 90d in a locked position.
  • FIG. 12 shows a further embodiment of a hand tool device 10e with an operating element 14e, which has two relatively movably mounted control surfaces 20e.
  • the two control surfaces 20e are pivotally mounted about an axis 22e.
  • One of the control surfaces 20e has a recess 102e, which can be lowered into a part of another of the control surfaces 20e upon actuation of the control element 14e.
  • FIG. 13 shows in an exploded view another embodiment of a hand tool device 10f with a rod-shaped housing portion 12f, a control element 14f and a bearing 18f.
  • the bearing 18f has a rod 104f extending along an axis 22f of the bearing 18f.
  • the housing portion 12f and the operating member 14f have recesses 106f through which the rod 104f extends in an assembled operating state. At this time, the rod 104f supports the operating member 14f pivotally relative to the housing portion 12f.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Toys (AREA)
  • Sawing (AREA)
  • Mechanical Control Devices (AREA)
EP11740885.6A 2010-08-26 2011-07-28 Handwerkzeugmaschinenvorrichtung Active EP2608936B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010039794A DE102010039794A1 (de) 2010-08-26 2010-08-26 Handwerkzeugmaschinenvorrichtung
PCT/EP2011/063001 WO2012025328A2 (de) 2010-08-26 2011-07-28 Handwerkzeugmaschinenvorrichtung

Publications (2)

Publication Number Publication Date
EP2608936A2 EP2608936A2 (de) 2013-07-03
EP2608936B1 true EP2608936B1 (de) 2015-04-08

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EP11740885.6A Active EP2608936B1 (de) 2010-08-26 2011-07-28 Handwerkzeugmaschinenvorrichtung

Country Status (6)

Country Link
US (1) US9527202B2 (zh)
EP (1) EP2608936B1 (zh)
CN (1) CN103068532B (zh)
DE (1) DE102010039794A1 (zh)
RU (1) RU2620225C2 (zh)
WO (1) WO2012025328A2 (zh)

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DE102019216866A1 (de) * 2019-10-31 2021-05-06 Robert Bosch Gmbh Handwerkzeugmaschine

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DE102022206667A1 (de) 2022-06-30 2024-01-04 Robert Bosch Gesellschaft mit beschränkter Haftung Handwerkzeugmaschine

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RU2013113107A (ru) 2014-10-10
EP2608936A2 (de) 2013-07-03
WO2012025328A3 (de) 2012-04-26
DE102010039794A1 (de) 2012-03-01
US9527202B2 (en) 2016-12-27
US20130220657A1 (en) 2013-08-29
CN103068532B (zh) 2017-05-17
RU2620225C2 (ru) 2017-05-23
WO2012025328A2 (de) 2012-03-01
CN103068532A (zh) 2013-04-24

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