CN1724224A - Hand held power machine, particularly hammer drill and/or jump bit - Google Patents

Hand held power machine, particularly hammer drill and/or jump bit Download PDF

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Publication number
CN1724224A
CN1724224A CN200510063720.3A CN200510063720A CN1724224A CN 1724224 A CN1724224 A CN 1724224A CN 200510063720 A CN200510063720 A CN 200510063720A CN 1724224 A CN1724224 A CN 1724224A
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CN
China
Prior art keywords
handle
hand held
power machine
held power
handling position
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN200510063720.3A
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Chinese (zh)
Other versions
CN1724224B (en
Inventor
弗兰克·米勒
胡贝特·施泰因克
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
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Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of CN1724224A publication Critical patent/CN1724224A/en
Application granted granted Critical
Publication of CN1724224B publication Critical patent/CN1724224B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25FCOMBINATION 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
    • B25F5/00Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
    • B25F5/02Construction of casings, bodies or handles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D17/00Details of, or accessories for, portable power-driven percussive tools
    • B25D17/04Handles; Handle mountings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25GHANDLES FOR HAND IMPLEMENTS
    • B25G1/00Handle constructions
    • B25G1/06Handle constructions reversible or adjustable for position
    • B25G1/063Handle constructions reversible or adjustable for position for screwdrivers, wrenches or spanners
    • B25G1/066Handle constructions reversible or adjustable for position for screwdrivers, wrenches or spanners the grip itself being angularly adjustable

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

Abstract

A kind of hand held power machine (10), the hand held power machine of particularly a kind of hammer drill and/or jump bit form, has a housing (11), this housing has one and is used to drive a drive unit that can be accommodated in the cutter (12) on the cutter holder (13), and the rear portion, away from the zone (14) of cutter holder (13) have one act on the housing (11), be used to the door handle device (20) that grips and operate.This door handle device (20) has a handle (21) that can change to another handling position and handle shapes from a handling position and handle shapes, and for example it can change to a T shape handle from a bow.By selecting corresponding handling position and handle form, hand held power machine (10) is applicable to level processing and vertical processing (Fig. 1) best thus.

Description

Hand held power machine, particularly hammer drill and/or jump bit
Technical field
The present invention relates to a kind of hand held power machine, particularly hammer drill and/or jump bit.
Background technology
This known hand held power machine, for example the jump bit of Gou Chenging is the special configuration of corresponding use occasion.Therefore the toolroom machine that is particularly suitable for vertical processing is provided, this toolroom machine has a T shape handle as door handle device at the Background Region of housing, and be suitable for vertical processing thus most, because can carry out safe guiding, promote and press down hand held power machine by wide T shape handle man-hour vertically adding.Other hand held power machine is more suitable for because be equipped with a kind of bow in the rear end zone, with an additional grip, adding man-hour can well grip and lead hand held power machine in level by this handle in level processing.By the configuration door handle device, if people install this door handle device best, a hand held power machine will be particularly suitable for vertical processing, and another then is particularly suitable for level processing.In contrast, processing and expect that the operation of a safety and use are impossible on other, altered locus.
Summary of the invention
A kind of hand held power machine has been proposed, particularly hammer drill and/or jump bit, it has a housing, this housing has one and is used for driving a drive unit that can be accommodated in the cutter of a cutter holder, and in the zone rear portion,, have away from this cutter holder one act on this housing, be used to the door handle device that grips and operate, it is characterized in that door handle device has a handle that can change to another handling position and handle shapes from a handling position and handle shapes.
In contrast to this, hand held power machine according to the present invention has following advantage, promptly by based on change, applicable to owing to change the door handle device of the corresponding use occasion that causes, a same hand held power machine ground promptly can be used for vertical processing and also can be used for level processing, and can grip safely, uses and process.This hand held power machine can for example become a T shape handle according to its use occasion from a bow, so that this hand held power machine can promptly be used for vertical processing according to the corresponding adjusting of door handle device best and also is used for level processing best.For each processing mode prepare and use one other, specific adaptation is cancelled thus in the necessity of the hand held power machine of each processing mode.The door handle device that hand held power machine changes is simple and economical.
By in the following measure of enumerating, can advantageously constitute and improve at above-mentioned hand held power machine.
Advantageously, handle can be from changing to handling position and the handle shapes as T shape handle as the handling position of bow and handle shapes, and can become again again.
Advantageously, handle can be from changing to handling position and the handle shapes as gun shape grip as the handling position of bow and handle shapes, and can become again again.
Advantageously, handle can be locked in the corresponding selected handling position and handle shapes regularly by locking system, but and release.
Advantageously, handle has at least one grip member, and this grip member can swingingly be maintained on this housing as the handling position of bow and handle shapes and between as the handling position of T shape handle or gun shape grip and handle shapes with the axis of oscillation of the axis normal of cutter holder extension around one with respect to housing.
Advantageously, this housing has at least one swinging mounting, is used for supporting swingably described at least one grip member.
Advantageously, described at least one swinging mounting has one and has two fork legs, keeps and described at least one grip member that leading between these fork legs.
Advantageously, this swinging mounting, especially fork, and/or this at least one grip member have and are used for grip member is locked at locking system at that time the handling position.
Advantageously, locking system is configured automatic clamping.
Advantageously, locking system has at least one lock pin and the receiving-member that receives lock pin, for example a jack.
Advantageously, lock pin and receiving-member are roughly parallel to axis of oscillation and extend with this axis of oscillation with being separated by a distance, make and lock shotpin in the backstop of grip member one side as it at a handling position.
Advantageously, lock pin in another handling position in the opposite side of grip member backstop as it.
Advantageously, swinging mounting and housing be one or be configured independent parts, be installed on the housing the best vibration damping of this separate part.
Advantageously, handle has two roughly grip members of dihedral configuration, they for example separately by a swinging mounting be maintained at swingably the shell end zone roughly on the position of end opposite on the diameter.
Advantageously, these two grip members in approaching relatively swing a handling position in constitute each other additionally one roughly the handle of U-shaped to form a bow; Swung with respect to it roughly in 180 ° the handling position at one with leaving each other, laterally erected respectively, formed a T shape handle from housing 11.
Advantageously, these two grip members can ground fixed to one another locking in as the handling position of bow and handle shapes, and can be to form the release of T shape handle.
Advantageously, handle has a roughly grip member of U-shaped configuration, this grip member is with a leg, for example be maintained on the housing swingably by a swinging mounting, and on a handling position of having swung, roughly U-shaped ground encloses and holds shell end, form a bow, and in another has roughly swung the handling position of 90 ° or 180 ° with respect to it, laterally erect, form a gun shape grip roughly from housing.
Description of drawings
The present invention is described in detail at the embodiment shown in the diagram by following basis.Figure is:
Fig. 1 is according to a side view of the hand held power machine of first embodiment,
Fig. 2 is along a profile of the II-II hatching line among Fig. 1,
The partial side view in cross section of III place details among Fig. 3 Fig. 1,
Fig. 4 is according to the side view of the details of the hand held power machine of the twoth embodiment.
Fig. 5 Fig. 1 was carried out change form, have a side view that handling position and handle shapes have changed hand held power machine,
Fig. 6 is according to the side view of a details of the hand held power machine of the 4th embodiment.
The specific embodiment
Fig. 1 diagrammatically represents a hand held power machine 10, the hand held power machine of special for example hammer drill and/or jump bit form.At this, it can for example be a heavy jump bit (stamping hammer), for example has the weight of about 14kg or heavier.Replace, it can also be a hammer drill and/or jump bit, its can hocket boring processing and hammering processing, just boring processing or just a hammering process.
Hand held power machine 10 has usually all with housing of 11 signs.This housing comprise one in inside unshowned common drive unit, electric drive motor for example, this CD-ROM drive motor is by an additional boring member that connects and/or the transmission mechanism work on the impact structure.This drive unit is used to drive a cutter 12 of expression diagrammatically, and this cutter is received in the cutter holder 13 in due form replaceably.In zone 14 rear portion,, a door handle device 20 that acts on the housing 11 is being set, is being used for gripping and operation hand held power machine 10 away from cutter holder 13.
Characteristics are, this door handle device 20 has a handle 21 that can change to another handling position and handle shapes from a handling position and handle shapes.Be to arrange like this in first kind of embodiment according to Fig. 1 to 3, be handle 21 can from one shown in Fig. 1 to 3 as the handling position of bow and handle shapes conversionization to one in handling position and handle shapes as T shape handle shown in Figure 5, and can become again again.
And in the embodiment shown in fig. 6, handle 121 can change to a kind of handling position and handle shapes of representing with solid line as gun shape grip from a kind of handling position and handle shapes as bow that dots, and can become again again.
In all configuration forms, but handle 21 or 121 by locking system in locking and the release securely of selected separately handling position and handle shapes.This locking system describes in detail in the back.
In all embodiment, handle 21,121 has at least one grip member, more precisely, at Fig. 1 to 5 two grip members 22 and 23 is arranged, and at Fig. 6 a grip member 122 is arranged.This grip member with respect to described housing under one, with the axis 15 of cutter holder 13 axis of oscillation 24,25 or 124 that shape extends that meets at right angles, according to Fig. 1 or 6 as bow, according to Fig. 5 as T shape handle or according to Fig. 6 as the handling position of gun shape grip and handle shapes between be maintained at swingably on housing 11 or 111.
Housing 11,111 has at least one swinging mounting 26,27 or 126, is used for supporting swingably at least one grip member 22 or 23 or 122.These swinging mountings 26,27 or 126 can have a fork with two bifurcated legs, are keeping swingably and at least one affiliated separately grip member 22,23 or 122 that leading around axis of rotation between this bifurcated leg.This configuration that is made as fork 28 or 29 is illustrated in the Fig. 2 that is used for representing according to first embodiment of the hand held power machine 10 of Fig. 1.Each fork 28,29 has two about fork legs parallel to each other 30,31 or 32,33, has respectively plugged a lattice pin 34 or 35, and this pin is used for swingingly supporting grip member 22 or 23 separately.In the embodiment of Fig. 6, this pin indicates with 134.Each grip member 22 ,] 23 in fork 28,29 zone, width like this is determined size, so that this grip member is centered on axis of oscillation 24,25 be received in versatilely between the fork leg 30 to 33, be held and make with meeting at right angles guiding with described axis of oscillation.
Each swinging mounting 26,27, especially fork 28,29 or 128 and/or each grip member 22,23 or 122 have and be used for locking system that grip member 22,23 or 122 is locked on each handling position.This locking system can make automatic clamping.In an illustrated embodiment, this locking system has at least one lock pin and an acceptance division that receives lock pin, jack for example, wherein axis of oscillation 24,25 ground that approximately are parallel to separately of lock pin extend, and are aligned squarely with the near zone drawing close to successful conclusion of each grip member 22,23 or 122.In the embodiment of Fig. 4, this lock pin 36 or 37 each swinging mounting 26,27 of expression.In the handling position and handle shapes as bow 21 there, each lock pin 36,37 is in the backstop of grip member 22,23 1 sides as it.This lock pin 36,37 is received in the corresponding hole of swinging mounting 26,27, for example with hand this lock pin is inserted in this hole to carry out locking, prevents from really thus that lock pin 36,37 is for example sliding at one end to skid off.Lock pin 36 separately and 37 and axis of oscillation 24,25 ground that approximately are parallel to separately as the jack of lock pin acceptance division extend, and keep a segment distance with these axiss of oscillation.
In handling position and handle shapes as the handle 21 of bow according to Fig. 1, the described locking system that is provided with automatic clamping is as the locking system that grip member 22 and 23 is locked in this handling position, but can not see this locking system in the drawings, wherein this handle stretches out above the rear end of housing 11 and extends, and constitute the opening 16 that a hand can extend through there, replace, in embodiment according to Fig. 4, for with handle 21 lockings, equally in handling position and handle shapes, be provided with two lock pins 36 and 37 as bow, these two lock pins 36 and 37 usefulness hands insert, and they have guaranteed safety and have guaranteed this bowed shape.
In addition, when handle 21 from handling position and handle shapes as bow, change to handling position and handle shapes as T shape handle shown in Figure 5 now, also can use identical lock pin 36 and 37 to lock. Lock pin 36 and 37 strides across each handle 22,23 and extends to opposite side at this moment, and there as its backstop, has promptly protected this T shape shape rigidly.
Difference according to the embodiment of Fig. 1 and the embodiment in Fig. 5 is that in the hand held power machine 10 of Fig. 1, the swinging mounting 26,27 and the housing 11 of each handle 22,23 are one.Embodiment in Fig. 5 is then different, and swinging mounting 26,27 constitutes independent parts, and for example it is removably mounted on the housing 11.For this reason, housing 11 has two fixtures 38,39 of end opposite on diameter greatly, has the arm that two perpendicular separations are opened.Between these two arms, received swinging mounting 26 and 27, and be fixed by steady pin 40,41.Swinging mounting 26 separately or 27 is by fixture 38 and 39 and be received, and is moving about the longitudinal central axis string pendulum of hand held power machine 10.
In a kind of embodiment that revises slightly, fixture 38,39 also can constitute independent parts, and removably is fixed on the housing 11.
Advantageously, between separately fixture 38,39 and the housing 11 and/or at separately fixture 38,39 and the vibration absorber that is provided for axial vibration damping between by the swinging mounting 26,27 that they received.
In 5 the embodiment of Fig. 1, handle 21 has two grip members 22,23, the configuration that this grip member always approximately is rectangular in shape, and have two to be the leg that right angle each other extends.Two grip members 22,23 for example remain on housing 11 end regions 14 diameters approximately on the position of end opposite swingably by separately swinging mounting 26,27.Arrange like this, promptly the grip member 22,23 of two substantially the same configurations forms a bow put the handle that replenishes the big U-shaped of formation in the near handling position mutually according to Fig. 1 for this reason.Handling position 180 ° of counter steerings separated from one another, as shown in fig. 5, two grip members 22,23 vertically erect with shell 11 separately, form a T shape handle, this moment is in order to use hand held power machine 10, control the leg of about vertical alignment of grip member 22,23, also just catch and held hand held power machine 10 thus.
Two grip members 22,23 are in the end that can fixedly be locked at the leg of mentioning as the handling position and the handle shapes of bow according to Fig. 1, and can be in order to form the release according to the T shape handle of Fig. 5.Can consider any locking system for the detent mechanism structure, for example like this, make and snap in automatically, and the release mode that for example can apply power or this class to spring.The locking system of same rigidity is also within considering, the form of a bossy body 42 of holding up in leader's parts 23 ends for example, with a form that is arranged on the acceptance division 43 of another grip member 22 ends, bossy body 42 can insert in this reception position rigidly, but locking then, for example by a moving casing 44 or this class methods, as shown in Figure 3.The present invention also comprises the locking system (other locking system is also within category of the present invention) of other kind.
In the embodiment shown in fig. 6, handle 122 is configurations of U-shaped, and remains on swingably on the housing 111 around axis of oscillation 124 with a U-shaped leg, for example by swing anchor clamps 126, these anchor clamps can be made of fork 128 equally, and a pin 134 is arranged between two fork legs.At the handling position of the swing that dots, grip member 122 encloses distolateral the zone 114 of holding (umgreifen) housing 111, forms the shape of the bow U-shape of similar Fig. 1 configuration.At this, yet this another rhaeboscelia of grip member 122 usefulness removably is fixed on the anchor clamps 138 of this housing 111 rigidly.Dismantle after the connection in anchor clamps 138 zones, for example extract the there pin 135 after, handle 122 can with respect to it swing about 90 ° or more, for example 180 ° swing to alternative handling position, this position is represented with solid line at Fig. 6.Can be substantially transverse to housing 111 at this handling position up knob 122 and stretch out, and form a kind of pistol leader in this shape to a side.This position can be fixed by corresponding steady pin 136 and 137.
Described hand held power machine 10,110 according to single embodiment, a transformable handle 21 is arranged in these forms, this handle can be according to the use occasion of hand held power machine, change over a kind of T shape handle from a bow, and can become again again according to Fig. 5 according to Fig. 1.According to Fig. 1 as the handling position of bow and handle shapes in advantageously, a common additional grip 17 removably is installed on housing 11.Make hand held power machine 10 add man-hour in the level with horizontal-extending axis 15 at the handle 21 as the bow shape according to Fig. 1, good operation particularly grips and leads.It is impossible that yet this handling position and handle shapes are well processed downwards.In order to process downwards, in described mode, handling position and handle shapes are modified to this handling position and handle shapes, in this handling position and handle shapes, handle 21 is configured as a T shape handle according to Fig. 5.Hand held power machine 10 best-fits are in vertical processing mode in this form, and axle 15 is vertical when work.Wide T shape handle 21 can make hand held power machine 10 vertically add man-hour at this, reliably leads, promotes or press down and use reliably.
The present invention might make 10 of hand held power machines by changing use that handling position and handle shapes just can be best in above-mentioned two application scenarios, promptly is used for level processing on the one hand and is used for vertical processing on the other hand.Hand held power machine 10 can constitute jump bit, processes and smash to pieces the jump bit of the weight of processing in particular for rock drilling level and vertical.Replace, hand held power machine 10 can also be as hammer drill and/or jump bit.

Claims (17)

1. hand held power machine, particularly hammer drill and/or jump bit, it has a housing (11), this housing has one and is used for driving a drive unit that can be accommodated in the cutter (12) of a cutter holder (13), and in zones (14) rear portion,, have away from this cutter holder (13) one act on this housing (11), be used to the door handle device (20) that grips and operate, it is characterized in that, door handle device (20) has a handle (21,121) that can change to another handling position and handle shapes from a handling position and handle shapes.
2. according to the hand held power machine of claim 1, it is characterized in that handle (21) can be from changing to handling position and the handle shapes as T shape handle as the handling position of bow and handle shapes, and can become again again.
3. according to the hand held power machine of claim 1, it is characterized in that handle (121) can be from changing to handling position and the handle shapes as gun shape grip as the handling position of bow and handle shapes, and can become again again.
4. according to the hand held power machine of one of claim 1 to 3, it is characterized in that handle (21,121) can be locked in the corresponding selected handling position and handle shapes regularly by locking system (36,37,42 to 44,135 to 137), but and release.
5. according to the hand held power machine of one of claim 1 to 4, it is characterized in that, handle (21,121) has at least one grip member (22,23,122), this grip member can swingingly be maintained on this housing (11,111) as the handling position of bow and handle shapes and between as the handling position of T shape handle or gun shape grip and handle shapes with the vertically extending axis of oscillation of axis (15) (24,25,124) of cutter holder (13) around one with respect to housing.
6. according to the hand held power machine of claim 5, it is characterized in that this housing (11) has at least one swinging mounting (26,27,126), be used for supporting swingably described at least one grip member (22,23,122).
7. according to the hand held power machine of claim 6, it is characterized in that, described at least one swinging mounting (26,27) has a fork (28,29) with two fork legs (30 to 33), keeps and described at least one grip member (22,23) that leading between these fork legs.
8. according to the hand held power machine of one of claim 4 to 7, it is characterized in that, this swinging mounting (26,27,126), especially fork (28,29), and/or this at least one grip member (22,23,122) has and is used for grip member (22,23,122) is locked at the locking system on the handling position at that time.
9. according to the hand held power machine of one of claim 4 to 8, it is characterized in that locking system is configured automatic clamping.
10. according to the hand held power machine of one of claim 4 to 8, it is characterized in that locking system has at least one lock pin (36,37,136,137) and the receiving-member that receives lock pin (36,37,136,137), for example a jack.
11. hand held power machine according to claim 10, it is characterized in that, lock pin (36,37,136,137) and receiving-member be roughly parallel to axis of oscillation (24,25,125) and with this axis of oscillation extend with being separated by a distance, make and lock shotpin (36,37,136) in the backstop of grip member (22,23, a 123) side as it at a handling position.
12. the hand held power machine according to claim 11 is characterized in that, lock pin (36,37,136) in another handling position in the opposite side of grip member (22,23,122) backstop as it.
13. the hand held power machine according to one of claim 6 to 12 is characterized in that, swinging mounting (26,27,126) and housing (11) be one or be configured independent parts, be installed on the housing (11,111) the best vibration damping of this separate part.
14. hand held power machine according to one of claim 1 to 13, it is characterized in that, handle (21) has two roughly grip members of dihedral configuration (22,23), they for example separately by a swinging mounting (26,27) be maintained at swingably the shell end zone roughly on the position of end opposite on the diameter.
15. the hand held power machine according to claim 14 is characterized in that, these two grip members (22,23) in approaching relatively swing a handling position in constitute each other additionally one roughly the handle of U-shaped to form a bow; Swung with respect to it roughly in 180 ° the handling position at one with leaving each other, laterally erected respectively, formed a T shape handle from housing 11.
16. the hand held power machine according to claim 14 or 15 is characterized in that, these two grip members (22,23) can ground fixed to one another locking in as the handling position of bow and handle shapes, and can be to form the release of T shape handle.
17. hand held power machine according to one of claim 1 to 13, it is characterized in that, handle (121) has a roughly grip member of U-shaped configuration (122), this grip member is with a leg, for example be maintained at swingably on the housing (111) by a swinging mounting (126), and on a handling position of having swung, roughly U-shaped ground encloses and holds shell end, form a bow, and in another has roughly swung the handling position of 90 ° or 180 ° with respect to it, laterally erect, form a gun shape grip roughly from housing (111).
CN200510063720.3A 2004-04-01 2005-04-01 Hand tool machine, especial hammer drill or impact Expired - Fee Related CN1724224B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004016009.0 2004-04-01
DE102004016009A DE102004016009A1 (en) 2004-04-01 2004-04-01 Hand tool, in particular drill and / or percussion hammer

Publications (2)

Publication Number Publication Date
CN1724224A true CN1724224A (en) 2006-01-25
CN1724224B CN1724224B (en) 2010-08-11

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CN200510063720.3A Expired - Fee Related CN1724224B (en) 2004-04-01 2005-04-01 Hand tool machine, especial hammer drill or impact

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CN (1) CN1724224B (en)
DE (1) DE102004016009A1 (en)
GB (1) GB2412623B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101553346B (en) * 2006-09-05 2011-01-12 盛生投资有限公司 Hand-held power tool
CN101209548B (en) * 2006-12-26 2011-10-05 苏州宝时得电动工具有限公司 Electric tool
CN108422386A (en) * 2017-02-15 2018-08-21 罗伯特·博世有限公司 Hand held power machine
CN110280806A (en) * 2019-07-25 2019-09-27 马鞍山市润启新材料科技有限公司 A kind of plate hand-held drilling machine

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Publication number Priority date Publication date Assignee Title
DE102006000207A1 (en) * 2006-04-28 2007-10-31 Hilti Ag Hand tool with adjustable handles
DE102006049827A1 (en) * 2006-10-23 2008-04-24 Robert Bosch Gmbh Handle device
DE102008050323A1 (en) * 2008-10-04 2010-04-08 Protool Gmbh Hand machine tool with a handle arrangement
CN106597452B (en) 2016-12-19 2019-08-16 北京小米移动软件有限公司 The method and device of hand-held tool, regulation handle body shape

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US3823474A (en) * 1973-05-02 1974-07-16 Inst Cercetari Si Proiectari P Carrying frame for power saw
DE3312195A1 (en) * 1983-04-02 1984-10-11 Wacker-Werke Gmbh & Co Kg, 8077 Reichertshofen HANDMADE HAMMER AND DRILL
DE3839207A1 (en) * 1988-11-19 1990-05-23 Hilti Ag PORTABLE HAND DEVICE WITH STRIKE
DE10034378A1 (en) * 2000-07-14 2002-01-24 Hilti Ag Rotary electric handtool has housing provided at its rear with bearing surface shaped for support by lower arm of user
DE20105634U1 (en) * 2001-04-01 2001-06-28 Brehm Bernhardt Multi-function handle for power tools

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101553346B (en) * 2006-09-05 2011-01-12 盛生投资有限公司 Hand-held power tool
CN101209548B (en) * 2006-12-26 2011-10-05 苏州宝时得电动工具有限公司 Electric tool
CN108422386A (en) * 2017-02-15 2018-08-21 罗伯特·博世有限公司 Hand held power machine
CN110280806A (en) * 2019-07-25 2019-09-27 马鞍山市润启新材料科技有限公司 A kind of plate hand-held drilling machine

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Publication number Publication date
GB0506414D0 (en) 2005-05-04
GB2412623B (en) 2006-05-03
CN1724224B (en) 2010-08-11
DE102004016009A1 (en) 2005-10-20
GB2412623A (en) 2005-10-05

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