CN1145546C - Hand-held machien tool - Google Patents
Hand-held machien tool Download PDFInfo
- Publication number
- CN1145546C CN1145546C CNB988095025A CN98809502A CN1145546C CN 1145546 C CN1145546 C CN 1145546C CN B988095025 A CNB988095025 A CN B988095025A CN 98809502 A CN98809502 A CN 98809502A CN 1145546 C CN1145546 C CN 1145546C
- Authority
- CN
- China
- Prior art keywords
- housing
- power tool
- cordless power
- zone
- 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.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 claims description 32
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 210000003811 finger Anatomy 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 210000004247 hand Anatomy 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000003813 thumb Anatomy 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction 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
- 230000009977 dual effect Effects 0.000 description 1
- 210000005224 forefinger Anatomy 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Brushes (AREA)
- Harvester Elements (AREA)
- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The present invention relates to a hand-held machine-tool (10) comprising an oblong housing (12) and a rotating tool (20), such as a brush insert, which is arranged at a given angle relative to the main part (12a) of the housing. The machine-tool is particularly easy and safe to handle since the tool (20) is mounted on the housing (12) at an angle not exceeding 90 DEG , and preferably not exceeding 60 DEG , relative to the housing main part (12a). A region of the housing (12) for receiving the tool (20) is parallel to or in alignment with the tool and inclined relative to the housing main part (12a) so as to define an offset front part (28). A rear end region of the housing (12) opposite from the tool (20) is equally bent downward at an angle not exceeding 90 DEG , and preferably not exceeding 60 DEG , relative to the housing main part (12a) so as to define an offset rear part (30).
Description
Technical merit
The present invention relates to the cordless power tool of claim 1 preamble type.
The more known brush that constitutes cordless power tool, they have various, the hull shape of rod particularly.Up to now, these brushes difference each other mainly is driving and the working method at them, and operability is in deputy Consideration in these machineries.
Also known having and approximately the meet at right angles portable abrasive machine of curved wushu of instrument of that bent angle is settled, rotation of housing shaft, this instrument also can be one can be compacted brush.
At the curved portable abrasive machine of wushu and having in the cordless power tool that the pistol-shaped housing only controls and operate with a hand, in the time of must be if hold is very high with two hand operateds, for example, when a hand drill that uses a portable abrasive machine of curved wushu or brush tool has been installed cleaned obstinate dirty parts, it is not enough that workability has just made us feeling.
Advantage of the present invention
Have the described feature of claim 1 according to cordless power tool of the present invention, with respect to known cordless power tool, improved operability significantly, particularly in that the brush tool operating physical force that is equipped with is very big when with the hands operating machine, because by the dual bending configuration of shell end, these machineries can be held with a firm grip in the operation staff so reliably, make them on various grip position, can both guarantee especially effectively an operation and a job.
By following measure, guaranteed under the multiple different grip position of operator's hand, to be not only one-handed performance or bimanualness, a good especially operability is all arranged.These measures are, the instrument that makes is preferably spent, is fixed on the housing in particular for 60 with spending less than 90 with the bent angle with respect to the housing axis, wherein, be installed in a little zone of the housing of instrument, or aligning ground parallel with instrument tilts or bends with respect to elongate area; A little zone of the rearward end that deviates from instrument of housing also preferably with less than an angle of 90 degrees, particularly with 60 degree angles, reaches distribution bendingly with respect to the elongate area bent angle.
Because shell area bending, that be installed in instrument has a waisting in the bending place, just give reliable and definite gripping of operator's finger.
Since housing have in bending zone one to small part be spherical zone, operator's hand just has the comfortable gripping of a large tracts of land by putting.
Owing to laterally particularly on each housing shell, all settled a side direction retraction portion (Einzug) in spheric region, make the reliability of on housing, controlling be further improved, at this, an annular protrusion at adjacent tools receiving member place on the zone that holds instrument and bending of housing, prevented that operator's hand from by mistake touching brush tool, thereby improved job security.
Because the profile rounding off of waisting, makes that operation is comfortable especially to annular protrusion.
Because this cordless power tool has a clamping device that is used for the crossed clamping (ueberrastbar) of all size and shape, removable brush tool, guaranteed the versatility when changing brush fast.
Because clamping device can unclamp by means of a button, therefore can be fast and change instrument easily.
Constitute because button is a zone by annular protrusion, operator's hand can touch it at an easy rate.
Because housing is made with shell structure, the housing that all bends at two ends, compared with the housing made from jar shape structure, easier assembling, anti-twist and bending rigidity height.
Accompanying drawing
Below, will the present invention be discussed by means of embodiment and relevant accompanying drawing.Accompanying drawing illustrates,
Fig. 1: have at the vertical side view of an Electric brush of the housing of the oblique bent angle in two ends,
Fig. 2: the vertical view of Electric brush among Fig. 1,
Fig. 3 and Fig. 4: two other embodiment of an Electric brush,
Fig. 5 is to Fig. 9: the embodiment of Fig. 1 Electric brush under different bimanualness positions,
Figure 10: this Electric brush under the one-handed performance position.
The embodiment explanation
Among Fig. 1 with the hand tools that constitutes Electric brush 10 shown in the sectional side elevation, has a housing 12, the mid portion of this housing 12 approximately extends as shell spare main portion 12a cylindrical and microsclerly, bending 28 and back bending 30 before two ends become with the downward extended configuration of about miter angle.Shell spare main portion 12a comprises a motor 14, and this motor 14 is rotatably connected with a driven shaft 18 by a transmission device 16.But these driven shaft 18 geometrical clamps hold a removable and insertable brush tool 20 tightly, so that rotation synchronously.
Brush tool 20 has the insertion end of a petioliform, and this insertion end can not have and relatively rotates, can pin and not tear-away being inserted in the clamping device that is not shown specifically of driven shaft 18.
Along direction of observation to the right, shell spare main portion 12a carries out the transition to the preceding bending 28 of downward orientation, and at this, in preceding bending 28 zones, the upside of shell spare main portion 12a is configured to the spheric region 26 of knee shape.
Preceding bending 28 carries out the transition to an annular protrusion 34 downwards at the coupling regimes of the contiguous brush tool 20 of its free end.This annular protrusion 34 is used for the hand of support operation person's operation tool, and prevents that hand is to brush tool 20 landings.
The arcuate region of annular protrusion 34 is constructed to pressing key 32, and when downwards by this button, the clamping device that is not shown specifically can be released, like this, can easily pull down brush tool 20 with that.
Between spheric region 26 and preceding bending 28, the waisting 36 that is shaped, this waisting 36 makes cordless power tool 10 have good especially controlling property.
At the downside relative with spheric region 26, housing 12 has the retraction portion 38 of a spill, and this retraction portion 38 extends to the retraction portion 38 ' and 39 of waist shape respectively in each housing shell 11 and 13 (Fig. 2).
Fig. 2 illustrates the vertical view according to embodiment shown in Figure 1, wherein, can be clear that the slide switch 22 on shell spare main portion 12a, the shell 11 and 13 of housing 12 especially, spheric region 26, waisting 36, the retraction portion 38 ' and 39 of waist shape, preceding bending 28, annular protrusion 34, pressing key 32 and back bending 30.
Figure 3 illustrates the additional embodiments of an Electric brush 50, it is consistent with the embodiment according to Fig. 1 on principle, wherein, and the retraction portion 78 and 79 of the waist shape that links to each other with its spheric region 66 just, different with among the embodiment of front.
The difference of the embodiment shown in Figure 4 and the embodiment of front, bending 108 has a longer a little zone and does not have the retraction portion of waist shape before only being, and a back bending 110 that is shaped with the grips for handguns shape.
Fig. 5 illustrates according to Fig. 1 and the operating Electric brush 10 of Fig. 2 both hands, wherein, right operator R ring is held the zone of the back bending 30 of a grips for handguns of picture, and left operator L is held in the spheric region 26 of preceding bending 28 from top, at this, finger can be held in the retraction portion 18 well.Like this, can apply very big operating pressure to the brush tool that does not illustrate with left operator L.
Fig. 6 illustrates the machinery identical with Fig. 5, and wherein, left operator L ring is held the zone of the back bending 30 as the pistol handle, and right operator R in the zone of preceding bending 28 from top or laterally catch housing 12.On this position, can conform to ergonomics ground and the brush tool that does not illustrate be applied very big operating pressure with right operator R.
Fig. 7 is illustrated in the Electric brush 10 when working above the crown, and at this, right operator R ring is held the back bending 30 of picture pistol handle sample, and left operator L bends 28 before laterally holding from following ring.Like this, can not feel tired ground with left operator L the brush tool that does not illustrate is applied high operating physical force.
Fig. 8 illustrates on the principle cordless power tool with the same operation shown in Figure 7, but here, the thumb of left side operator L is not to catch housing 12 by following in retraction portion 38 zones, but laterally be supported on the housing shell 11, thus just can be to housing 12, thus the brush tool that does not illustrate is applied high side direction operating pressure.
Fig. 9 illustrates the operation of cordless power tool 10, wherein, left side operator L catches housing 12 by following at preceding bending 28 places in retraction portion 38 zones, and right operator R catches back bending 30 from the top down, thereby can make cordless power tool between left operator L and right operator R, be gripped and operation by secure fixation ground.
Figure 10 is illustrated in the cordless power tool 10 under the one-handed performance, just controls with right hand R, and at this, forefinger and subsequent finger are caught housing 12 by following in preceding bending 28 retraction portions 38 zones, and thumb is by the top housing 12 of catching.Control on the position at this, an also available hand clenches machinery 10, and is suitable for being equilibrated at the corresponding reaction force of cordless power tool when using the brush tool work that does not illustrate.
Claims (10)
1. the cordless power tool (10) that has elongate housing (12), has the throw (20) that relative housing main portion (12a) bent angle ground is settled, plug-in type brush tool particularly, it is characterized by, instrument (20) with respect to housing main portion (12a) bent angle less than 90 °, preferably maximum 60 ° of ground are fixed on the housing (12), wherein, be installed in a zone of the housing (12) of instrument (20), parallel with instrument (20) or aim at and dip down and tiltedly constitute as preceding bending (28) with respect to housing main portion (12a); A zone of the rearward end that deviates from instrument (20) of housing (12) equally with respect to housing main portion (12a) downwards bent angle less than 90 °, preferably 60 ° of ground constitute as back bending (30) at the most, wherein, these two bendings (28,30) are set to be used for simultaneously with two-handed handle and have greater than the width of a hand, particularly less than the distance of the width of two hands.
2. cordless power tool according to claim 1 is characterized by, and housing (12) has a waisting (36) in preceding bending (28) zone.
3. cordless power tool according to claim 1 and 2 is characterized by, housing (12) have in preceding bending (28) zone on top at least a protuberance, zone (26) spherical in shape particularly.
4. cordless power tool according to claim 3, it is characterized by, waisting (36) side direction constitutes as a side direction retraction portion (38,39) respectively on each housing shell (11,13) of the zone (26) of sphere, the housing (12) that particularly longitudinally separating.
5. cordless power tool according to claim 1 is characterized by, and the brush tool (20) that the preceding bending (28) of housing (12) in its end, particularly sandwiches in vicinity locates to have an annular protrusion (34).
6. according to one of aforesaid right requirement described cordless power tool, it is characterized by, forward and backward bending (28,30) all is shorter than housing main portion (12a).
7. one of require described cordless power tool according to aforesaid right, it is characterized by, it has one and is used for removable, the clamping device of the crossed clamping of the brush tool (20) of difformity and size particularly.
8. cordless power tool according to claim 7 is characterized by, and it has a button (32) that is used for unclamping clamping device.
9. cordless power tool according to claim 8 is characterized by, and button (32) is by one section formation of annular protrusion (34).
10. according to one of aforesaid right requirement described cordless power tool, it is characterized by, housing (12) is made with the shell-type structure.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE29717071U DE29717071U1 (en) | 1997-09-24 | 1997-09-24 | Hand tool |
| DE29717071.6 | 1997-09-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1271307A CN1271307A (en) | 2000-10-25 |
| CN1145546C true CN1145546C (en) | 2004-04-14 |
Family
ID=8046388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB988095025A Expired - Fee Related CN1145546C (en) | 1997-09-24 | 1998-04-11 | Hand-held machien tool |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1017545B1 (en) |
| JP (1) | JP2001517560A (en) |
| CN (1) | CN1145546C (en) |
| BR (1) | BR9812670A (en) |
| DE (2) | DE29717071U1 (en) |
| WO (1) | WO1999015316A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6886614B2 (en) | 2002-05-16 | 2005-05-03 | Hunt Holdings, Inc. | Pencil sharpener |
| DE602004025686D1 (en) * | 2004-07-02 | 2010-04-08 | Black & Decker Inc | power tool |
| JP5431744B2 (en) * | 2009-02-10 | 2014-03-05 | 株式会社やまびこ | Top handle type portable power working machine |
| DE102009027640A1 (en) * | 2009-07-13 | 2011-01-20 | Robert Bosch Gmbh | Hand tool with two-hand registration |
| CN110613395B (en) * | 2019-08-07 | 2021-09-07 | 尚科宁家(中国)科技有限公司 | Hand-held type cleaning device |
| CN111890193A (en) * | 2020-06-22 | 2020-11-06 | 苏州安萃普智能科技有限公司 | Hand-held electric tool |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2129334B (en) * | 1982-11-04 | 1985-12-04 | Chubb Fire Security Ltd | Fluid discharging device |
| DE3323219A1 (en) * | 1983-06-28 | 1985-01-10 | Robert Bosch Gmbh, 7000 Stuttgart | ELECTRIC HAND TOOL WITH A SHARED HOUSING |
| IT8521635V0 (en) * | 1985-04-24 | 1985-04-24 | Magic Line Spa | TRAVEL COMBINATION, COMPOSED OF ELECTRIC IRON AND HAIR DRYER, WHICH USE A HANDLE EQUIPPED WITH A POWER CORD, SWITCH AND ELECTRIC TRANSMISSION CONTACTS, REMOVABLE AND COMMON FOR THE TWO APPLIANCES. |
| GB8917391D0 (en) * | 1989-07-29 | 1989-09-13 | Bruce Andrew G C | Implements with handles |
| US5125130A (en) * | 1990-07-12 | 1992-06-30 | Stanish Walter F | Ergonomic handle for tools and sporting equipment |
| GB9323110D0 (en) * | 1993-11-09 | 1994-01-05 | Black & Decker Inc | Improved shaft assembly |
| GB9325353D0 (en) * | 1993-12-10 | 1994-02-16 | Black & Decker Inc | Improved electrically powered tool |
| US5423102A (en) * | 1994-08-19 | 1995-06-13 | Madison; Ava | Portable cleaning device |
| SE9502145L (en) * | 1995-06-13 | 1996-12-14 | Ergonomi Design Gruppen Ab | Portable power tool |
| DE19547332A1 (en) * | 1995-12-19 | 1997-06-26 | Bosch Gmbh Robert | Electric hand machine tool |
-
1997
- 1997-09-24 DE DE29717071U patent/DE29717071U1/en not_active Expired - Lifetime
-
1998
- 1998-04-11 DE DE59813832T patent/DE59813832D1/en not_active Expired - Lifetime
- 1998-04-11 CN CNB988095025A patent/CN1145546C/en not_active Expired - Fee Related
- 1998-04-11 WO PCT/DE1998/001046 patent/WO1999015316A1/en active IP Right Grant
- 1998-04-11 BR BR9812670-9A patent/BR9812670A/en active Search and Examination
- 1998-04-11 JP JP2000512670A patent/JP2001517560A/en active Pending
- 1998-04-11 EP EP98931910A patent/EP1017545B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1017545B1 (en) | 2006-11-29 |
| DE59813832D1 (en) | 2007-01-11 |
| JP2001517560A (en) | 2001-10-09 |
| WO1999015316A1 (en) | 1999-04-01 |
| EP1017545A1 (en) | 2000-07-12 |
| BR9812670A (en) | 2000-08-22 |
| CN1271307A (en) | 2000-10-25 |
| DE29717071U1 (en) | 1999-02-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040414 Termination date: 20140411 |