CN105762989A - Electric tool - Google Patents
Electric tool Download PDFInfo
- Publication number
- CN105762989A CN105762989A CN201610205068.2A CN201610205068A CN105762989A CN 105762989 A CN105762989 A CN 105762989A CN 201610205068 A CN201610205068 A CN 201610205068A CN 105762989 A CN105762989 A CN 105762989A
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- CN
- China
- Prior art keywords
- lock shaft
- electric tool
- housing
- lock
- pin
- 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.)
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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
-
- 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
- B25F5/006—Vibration damping means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to the technical field of tools, and particularly relates to an electric tool, which comprises a shell (1), an execution part (6), a driving shaft (2), a switch trigger (18), an output shaft (4) and a connection shaft sleeve (3), wherein the driving shaft (2) is connected with the output shaft (4) via the connection shaft sleeve (3); and the output shaft (4) is connected with the execution part (6). The electric tool has the advantages that few parts are used, the assembly is simple and convenient, the cost is little, the working noise is low, the vibration is little, and the using effects are good.
Description
Technical field
The present invention relates to technical field of tools, particularly relate to a kind of part and use less, assembling simplicity, cost is few, and operating noise is low, and vibrates less, the good electric tool of result of use.
Background technology
The driving of the electric tool execution unit of prior art mainly has two kinds of forms, one is to drive to arrange gear reduction between axle and output shaft, then output shaft is connected with execution unit again, the electric tool of this structure is owing to adopting gear drive, therefore noise during its work is relatively larger, and the part owing to using is more, and therefore its assembly precision requires height, assembling cumbersome, cost is also higher；Also having one is directly is connected with driving axle by execution unit, though such simple in construction, vibrate relatively greatly, use effect and be not as.
Summary of the invention
The technical problem to be solved is to provide a kind of part and uses less, assembling simplicity, and cost is few, and operating noise is low, and vibrates less, the good electric tool of result of use.
The technical solution adopted in the present invention is, there is provided a kind of electric tool with following structure: this electric tool includes housing, execution unit, driving axle, switch trigger and output shaft, wherein, electric tool also includes a connecting bushing, driving axle to be connected with output shaft by connecting bushing, output shaft is connected with execution unit.
After adopting above structure, compared with prior art, the invention have the advantages that the present invention is when saving gear reduction, axle and output shaft will be driven to connect by a connecting bushing, and execution unit and output shaft are directly connected to, execution unit in such present invention is the equal of by driving axle directly to drive, owing to transmission need not be carried out by gear reduction, therefore the present invention not only parts make consumption greatly reduce, assembling becomes simple and convenient, cost is substantially reduced, and noise when reducing angle grinding machine work preferably；And because execution unit is directly connected on driving axle by the present invention, but being connected on driving axle by output shaft and connecting bushing, so vibrating also less in use, result of use is better.
As preferably, driving the annexation between axle and connecting bushing to be close-fitting or pine is joined, the annexation between output shaft and connecting bushing is close-fitting or pine is joined.Because driving axle to be mounted in housing, so the connected mode of close-fitting can improve the fastness driving axle with connecting bushing further, and the connected mode that pine is joined can improve the convenience of output shaft dismounting further.
As preferably, the magnitude of interference of close-fitting is less than or equal to 0.1mm, and the gap that pine is joined is less than or equal to 1mm.The span in above-mentioned two gap is the optimum clearance distance drawn after the applicant constantly puts into practice.
As preferably, described connecting bushing be provided with one for the endoporus driving axle and output shaft close-fitting or pine to join.Just can be connected driving axle and output shaft, simple in construction by an endoporus, and it is better to connect effect.
As preferably, described connecting bushing being connected to a fan blade.One fan blade is set, so can improve the radiating effect in housing, and fan blade has been arranged on connecting bushing by the present invention, without arranging on the driving shaft, so can be substantially reduced the axial length after driving axle, connecting bushing and output shaft three to connect, and then the shell space taken can be reduced, thus when ensure radiating effect better and additionally do not increase drive axle axial length, housing of electric tool takes up room less beneficial effect significantly.
As preferably, the lower surface of described fan blade lower surface and connecting bushing is positioned at same level.Owing to the line bag in stator has certain axial height, therefore fan blade be arranged on the purpose first of connecting bushing bottom in order to when fan blade rotates without impinging on stator line bag, avoid the occurrence of potential safety hazard, its two heat-dissipating space being to increase housing, improves radiating effect during electric tool work.
As preferably, electric tool also includes one can pin driving axle thus limiting the lock shaft mechanism of drive shaft turns.Have employed lock shaft mechanism, such user need not lock output shaft by manual or extra instrument when needing to change execution unit, and such potential safety hazard is relatively low and replacing execution unit is more convenient.
As preferably, described lock shaft mechanism includes lock shaft block, lock shaft pin, lock shaft spring and lock shaft cap, described lock shaft pin is divided into epimere, stage casing and hypomere, the head of described housing is provided with one for housing the groove of lock shaft cap and stretching into hole for what lock shaft pin stage casing was stretched into, the outside diameter of described lock shaft pin hypomere is more than stretching into aperture, hole, described lock shaft block is connected to driving axle upper end, described lock shaft block is provided with at least one axial lock tieholen embedded for lock shaft pin hypomere, described lock shaft cap is connected to lock shaft pin epimere, described lock shaft spring is enclosed within lock shaft spring, and described lock shaft spring two ends withstand between lock shaft cap and the head of housing respectively.Adopt the lock shaft mechanism of this structure, not only simple in construction, use flexibly, and lock shaft effect is preferably.
As preferably, being provided with a switch safety controlling organization that can pin switch trigger between described housing and switch trigger.One switch safety controlling organization is set, maloperation so will not occur when electric tool does not use, improve the safety of electric tool.
As preferably, described switch safety controlling organization includes switch bolt and the lock dog spring being arranged on switch bolt for making switch bolt reset, described switch trigger is provided with limit ribs, described switch bolt is provided with positive stop, described positive stop is positioned at above limit ribs, and described positive stop is provided with the stopper slot stopping that limit ribs moves up, described housing both sides are equipped with the through hole stretching out for switch bolt or returning, and described enclosure interior both sides are equipped with the projection for extruding lock dog spring.Adopt the switch safety controlling organization of this structure, simple in construction, control effect better, improve the safety of electric tool.
Accompanying drawing explanation
Fig. 1 is the side partial sectional view of electric tool of the present invention.
Fig. 2 is the enlarged drawing of aminoacyl site in Fig. 1.
Fig. 3 is the enlarged drawing at B position in Fig. 1.
Fig. 4 is the enlarged drawing at C position in Fig. 1.
Fig. 5 is the structural representation of connecting bushing in electric tool of the present invention.
Fig. 6 is the structural representation of lock shaft block in electric tool of the present invention.
Fig. 7 is the structural representation of lock shaft pin in electric tool of the present invention.
Fig. 8 is the head schematic diagram of electric tool middle shell of the present invention.
Fig. 9 is the overhead, partial cut-away view of electric tool of the present invention.
Figure 10 is the enlarged drawing at D position in Fig. 9.
Figure 11 is the structural representation of electric tool breaker in middle bolt of the present invention.
Figure 12 is a part of schematic diagram of electric tool middle shell of the present invention.
Figure 13 is position relationship schematic diagram during electric tool breaker in middle bolt locking switch trigger of the present invention.
Figure 14 is adoptable another kind of lock shaft structural representation in electric tool of the present invention.
As shown in the figure: 1, housing；2, axle is driven；3, connecting bushing；4, output shaft；5, fan blade；6, execution unit；7, endoporus；8, lock shaft block；9, lock shaft pin；10, lock shaft spring；11, inner via hole；12, locking hole；13, hole is stretched into；14, lock shaft cap；15, rotor；16, stator；17, windshield；18, switch trigger；19, switch bolt；20, lock dog spring；21, limit ribs；22, positive stop；23, press section；24, through hole；25, projection；26, storage tank；27, breach；28, baffle plate；29, stopper slot；30, groove；31, opening；32, gap；33, clutch shaft bearing；34, the second bearing；35. agnail；36, radial direction locking hole；37, protruding；38, cavity.
Specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, electric tool of the present invention is described in further detail:
The present embodiment adopts angle grinding machine to illustrate, and the execution unit of angle grinding machine is abrasive disc, but other electric tools are also within protection scope of the present invention.
As depicted in figs. 1 and 2, electric tool of the present invention includes housing 1, execution unit 6 and is positioned at the driving axle 2 of head of housing 1, rotor 15, stator 16, output shaft 4, fan blade 5 and connecting bushing 3.As it is shown in figure 5, connecting bushing 3 is provided with an endoporus 7, the cross section of endoporus 7 is kidney-shaped, or we are properly termed as track type.Drive axle 2 bottom and endoporus 7 close-fitting, axle 2 top is driven to be connected with the head of housing 1 by clutch shaft bearing 33, one end of output shaft 4 and endoporus 7 pine are joined, and the other end of output shaft is directly connected with execution unit 6, and the middle part of output shaft 4 is connected with the head of housing 1 by the second bearing 34.The same with the shape of endoporus 7 cross section, drive the axle 2 cross section with one end of endoporus 7 close-fitting also in kidney-shaped, the cross section of one end that output shaft 4 and endoporus 7 pine are joined is also in kidney-shaped.Axle 2 and endoporus 7 close-fitting is driven to refer to a kind of interference fit, output shaft 4 and endoporus 7 pine are joined and refer to a kind of matched in clearance, in this embodiment, driving the close-fitting gap between axle 2 and endoporus 7 hole wall is 0.03-0.05mm, and it is 0.05-0.1mm that the pine between output shaft 4 and endoporus 7 hole wall joins gap.Space is occupied in order to what reduce housing 1 head, fan blade 5 close-fitting in the present invention is connected on the excircle of connecting bushing 3, and fan blade 5 is positioned at connecting bushing 3 bottom, fan blade 5 lower surface flushes with the lower surface of connecting bushing 3, and namely the lower surface of fan blade 5 and the lower surface of connecting bushing 3 are positioned in same level.
It is provided with one in the head of the housing 1 of electric tool of the present invention and can pin the lock shaft mechanism driving axle 2.In this embodiment, as shown in figures 1 and 3, lock shaft mechanism includes lock shaft block 8, lock shaft pin 9, lock shaft spring 10 and lock shaft cap 14, lock shaft pin 9 is divided into epimere, stage casing and hypomere, the head of housing 1 is provided with one for housing the groove 30 of lock shaft cap 14 and stretching into hole 13 for what lock shaft pin 9 stage casing was stretched into, the outside diameter of lock shaft pin 9 hypomere is more than stretching into aperture, hole 13, therefore being formed with a step between lock shaft pin 9 hypomere and stage casing, step can stop lock shaft pin 9 to eject completely from stretching into hole 13 under the restoring force effect of lock shaft spring 10.Driving axle 2 upper end to be connected with inner via hole 11 close-fitting of lock shaft block 8, as shown in Figure 6, the inner via hole 11 of lock shaft block 8, in kidney-shaped, drives the cross section of axle 2 upper end also in kidney-shaped, and kidney-shaped structure can strengthen lock shaft block 8 and drive the fastness being connected between axle 2.Lock shaft block 8 is provided with three axial lock tieholens 12 embedded for lock shaft pin 9 hypomere, locking hole 12 contacts with lock shaft block 8 cylindrical wall, and locking hole 12 is provided with, with lock shaft block 8 cylindrical wall contact position, the opening 31 communicated with locking hole 12,0.6-0.8 times that distance is lock shaft block 8 radius between Kong Xinyu lock shaft block 8 center of locking hole 12.In order to ensure lock shaft effect, locking hole 12 needs sufficiently large aperture, and lock shaft block 8 needs enough intensity, but, it is less that the head in order to ensure housing 1 occupies space, and it is less that the volume of lock shaft block 8 own will design, if locking hole 12 is excessive, the hole heart of locking hole 12 is just short from the distance at lock shaft block 8 center, and this results in the insufficient strength of lock shaft block 8, affects lock shaft effect.The purpose that locking hole 12 contacts with lock shaft block 8 cylindrical wall is to ensure that locking hole 12 has in sufficiently large aperture situation by this specific embodiment, it is possible to ensure that lock shaft block 8 has enough intensity, thus ensureing good lock shaft effect.
Lock shaft cap 14 is connected to lock shaft pin 9 epimere, and the junction of lock shaft pin 9 and lock shaft cap 14 is provided with multiple agnail 35, and the effect of agnail 35 is the connectivity robustness strengthening lock shaft cap 14 with lock shaft pin 9.Lock shaft spring 10 is enclosed within lock shaft pin 9, and lock shaft spring 10 two ends withstand between the head of lock shaft cap 14 and housing 1 respectively.When electric tool needs to change execution unit 6, lock shaft cap 14 can be pressed down on, lock shaft cap 14 drives lock shaft pin 9 to move down while compressing lock shaft spring 10, and finally make lock shaft pin 9 hypomere embed locking hole 12, now, under the stop of lock shaft pin 9, axle 2 is driven to be rotated further by, thus being convenient for people to replacing execution unit 6 safely.After execution unit 6 is changed, as long as we unclamp lock shaft cap 14, lock shaft pin 9 will move up under the restoring force effect of lock shaft spring 10, and finally make the hypomere of lock shaft pin 9 leave locking hole 12, now, axle 2 is driven to be no longer influenced by the stop of lock shaft pin 9, it is possible to normal rotation.
nullCertainly，As shown in figure 14，Lock shaft structure in the present invention may be used without arranging the mode of radially locking hole 36 in the circumferential wall of lock shaft block 8，Now lock shaft block 8、Lock shaft pin 9、Lock shaft spring 10 and lock shaft cap 14，Will in the side driving axle 2，The axis of lock shaft pin 9 is perpendicular to the axis driving axle 2，The head of housing 1 also is provided with one for housing the groove 30 of lock shaft cap 14 and stretching into hole 13 for what lock shaft pin 9 stretched into，Lock shaft cap 14 is also connected with lock shaft pin 9，With former lock shaft structure the difference is that，Excircle is provided with in the middle part of lock shaft pin 9 a circle projection 37，The diameter of one circle protruding 37 is more than the aperture stretching into hole 13，And housing 1 inside is additionally provided with a cavity 38 for housing lock shaft spring 10，Projection 37 and the lock shaft spring 10 of lock shaft pin 9 are respectively positioned in cavity 38，Lock shaft spring 10 two withstands on projection 37 and cavity 38 inwall of lock shaft pin 9 respectively.The operation principle of this side level locking is identical with former lock shaft structure, therefore repeats no more.
As shown in figures 1 and 3, in this embodiment, one it is provided with for blocking the windshield 17 that extraneous air makes extraneous air can not enter into stator 16 inner ring between inwall and stator 16 upper surface of housing 1 head of electric tool of the present invention, leave for external air currents and then the gap 32 playing heat sinking function between the inwall of stator 16 outer ring and housing 1 head, namely it is have a ventilating duct flow through for extraneous air between the head of stator 16 outer ring and housing 1, so because there being the existence of windshield 17, so extraneous air may not flow into stator 16 inner ring, only can flow through motor from the gap 32 of stator 16 outer ring, namely the rotor 15 being arranged on stator 16 inner ring is not interfered with, namely dust will not be adsorbed onto on rotor 15, also there is cooling function.The distance in the gap 32 in this detailed description of the invention is 2-3mm.
As shown in Fig. 1, Fig. 4, Fig. 9, Figure 10, Figure 11, Figure 12 and Figure 13, in housing 1 medium position of electric tool of the present invention, it is provided with switch trigger 18, switch bolt 19 and the lock dog spring 20 for making switch bolt 19 reset.As shown in figure 11, switch bolt 19 is provided with the storage tank 26 for housing lock dog spring 20, and as shown in figure 12, the internal both sides of housing 1 are equipped with the projection 25 for extruding lock dog spring 20, and storage tank 26 both sides are equipped with the breach 27 stretching into extruding lock dog spring 20 for projection 25.As shown in figure 13, switch trigger 18 is provided with limit ribs 21.As shown in figure 13, described switch bolt 19 is provided with positive stop 22, and positive stop 22 is positioned at above limit ribs 21, and positive stop 22 is provided with the stopper slot 29 stopping that limit ribs 21 moves up, the top of described limit ribs 21 is curved, and matched stopper slot 29 is also curved.As shown in figure 12, housing 1 both sides are equipped with the through hole 24 that the press section 23 for switch bolt 19 is stretched out or return.
As shown in Fig. 4 and Figure 12, in this embodiment, the both sides, inside of the housing 1 of electric tool of the present invention are additionally provided with the position-limit mechanism of the moving direction for limit switch bolt 19, this position-limit mechanism is mainly switching bolt 19 both sides and is being provided above baffle plate 28, and so switch bolt 19 just can only move in the space that three pieces of baffle plates 28 are formed.Its operation principle is when for pressing press section 23, and whole switch bolt 19 will be promoted, and now positive stop 22 will be open so that positive stop 22 no longer stops limit ribs 21, and namely now switch trigger 18 can freely be pulled；When user unclamps press section 23, lock dog spring 20 can reset by pull switch bolt 19, and now positive stop 22 is returned to home position, starts spacing limit ribs 21, and now switch trigger 18 can not freely be pulled.
Embodiments described above is only that the preferred embodiments of the present invention are described; not the scope of the present invention is defined; under the premise designing spirit without departing from the present invention; various deformation that technical scheme is made by those of ordinary skill in the art and improvement, all should fall in the protection domain that claims of the present invention is determined.
Claims (10)
1. an electric tool, it includes housing (1), execution unit (6), drives axle (2), switch trigger (18) and output shaft (4), it is characterized in that: electric tool also includes a connecting bushing (3), described driving axle (2) is connected with output shaft (4) by connecting bushing (3), and described output shaft (4) is connected with execution unit (6).
2. electric tool according to claim 1, it is characterised in that: the annexation between described driving axle (2) and connecting bushing (3) is close-fitting or pine is joined, and the annexation between described output shaft (4) and connecting bushing (3) is close-fitting or pine is joined.
3. electric tool according to claim 2, it is characterised in that: the magnitude of interference of close-fitting is less than or equal to 0.1mm, and the gap that pine is joined is less than or equal to 1mm.
4. the electric tool according to Claims 2 or 3, it is characterised in that: described connecting bushing (3) be provided with one for the endoporus (7) driving axle (2) and output shaft (4) close-fitting or pine to join.
5. the electric tool according to claim 1 or 2 or 3, it is characterised in that: described connecting bushing (3) is connected to a fan blade (5).
6. electric tool according to claim 5, it is characterised in that: the lower surface of described fan blade (5) lower surface and connecting bushing (3) is positioned at same level.
7. electric tool according to claim 1, it is characterised in that: electric tool also includes one can pin driving axle (2) thus limiting the lock shaft mechanism driving axle (2) to rotate.
null8. electric tool according to claim 7，It is characterized in that: described lock shaft mechanism includes lock shaft block (8)、Lock shaft pin (9)、Lock shaft spring (10) and lock shaft cap (14)，Described lock shaft pin (9) is divided into epimere、Stage casing and hypomere，The head of described housing (1) is provided with one for housing the groove (30) of lock shaft cap (14) and stretching into hole (13) for what lock shaft pin (9) stage casing was stretched into，The outside diameter of described lock shaft pin (9) hypomere is more than stretching into hole (13) aperture，Described lock shaft block (8) is connected to armature spindle (2) upper end，Described lock shaft block (8) is provided with at least one axial lock tieholen (12) embedded for lock shaft pin (9) hypomere，Described lock shaft cap (14) is connected to lock shaft pin (9) epimere，Described lock shaft spring (10) is enclosed within lock shaft spring (10)，And described lock shaft spring (10) two ends withstand between the head of lock shaft cap (14) and housing (1) respectively.
9. the electric tool according to claim 1 or 7 or 8, it is characterised in that: it is provided with a switch safety controlling organization that can pin switch trigger (18) between described housing (1) and switch trigger (18).
10. electric tool according to claim 9, it is characterized in that: described switch safety controlling organization includes switch bolt (19) and is arranged on the lock dog spring (20) being used for making switch bolt (19) reset on switch bolt (19), described switch trigger (18) is provided with limit ribs (21), described switch bolt (19) is provided with positive stop (22), described positive stop (22) is positioned at limit ribs (21) top, and described positive stop (22) is provided with the stopper slot (29) stopping that limit ribs (21) moves up, described housing (1) both sides are equipped with the through hole (24) stretching out for switch bolt (19) or returning, the internal both sides of described housing (1) are equipped with the projection (25) for extruding lock dog spring (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205068.2A CN105762989B (en) | 2016-04-05 | 2016-04-05 | Electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205068.2A CN105762989B (en) | 2016-04-05 | 2016-04-05 | Electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105762989A true CN105762989A (en) | 2016-07-13 |
| CN105762989B CN105762989B (en) | 2018-03-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610205068.2A Active CN105762989B (en) | 2016-04-05 | 2016-04-05 | Electric tool |
Country Status (1)
| Country | Link |
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| CN (1) | CN105762989B (en) |
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| CN2689931Y (en) * | 2003-12-22 | 2005-04-06 | 张禄 | Liquid spray type massage device |
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| CN201298161Y (en) * | 2008-03-07 | 2009-08-26 | 南京德朔实业有限公司 | Safety control device of an electric tool |
| CN202399905U (en) * | 2011-12-31 | 2012-08-29 | 河南速达电动汽车科技有限公司 | Pre-posed flexible connection driving device for electric automobile |
| CN102990620A (en) * | 2012-11-29 | 2013-03-27 | 南京德朔实业有限公司 | Direct-current electric tool |
| CN103419078A (en) * | 2012-05-23 | 2013-12-04 | 扬州市邮谊工具制造有限公司 | Hob dividing accuracy improved device |
| CN203438203U (en) * | 2013-08-23 | 2014-02-19 | 天佑电器（苏州）有限公司 | Electric tool |
| JP3189715U (en) * | 2014-01-15 | 2014-03-27 | 株式会社エイシン | Motion conversion adapter to be mounted on electric tools |
| CN205489993U (en) * | 2016-04-05 | 2016-08-17 | 宁波动一电器有限公司 | Electric tool |
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2016
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2689931Y (en) * | 2003-12-22 | 2005-04-06 | 张禄 | Liquid spray type massage device |
| CN2858198Y (en) * | 2005-07-27 | 2007-01-17 | 苏州宝时得电动工具有限公司 | Electromotion tool |
| CN201071829Y (en) * | 2007-05-10 | 2008-06-11 | 陈伟禧 | Bidirectional cooling wind blade |
| CN201298161Y (en) * | 2008-03-07 | 2009-08-26 | 南京德朔实业有限公司 | Safety control device of an electric tool |
| CN202399905U (en) * | 2011-12-31 | 2012-08-29 | 河南速达电动汽车科技有限公司 | Pre-posed flexible connection driving device for electric automobile |
| CN103419078A (en) * | 2012-05-23 | 2013-12-04 | 扬州市邮谊工具制造有限公司 | Hob dividing accuracy improved device |
| CN102990620A (en) * | 2012-11-29 | 2013-03-27 | 南京德朔实业有限公司 | Direct-current electric tool |
| CN203438203U (en) * | 2013-08-23 | 2014-02-19 | 天佑电器（苏州）有限公司 | Electric tool |
| JP3189715U (en) * | 2014-01-15 | 2014-03-27 | 株式会社エイシン | Motion conversion adapter to be mounted on electric tools |
| CN205489993U (en) * | 2016-04-05 | 2016-08-17 | 宁波动一电器有限公司 | Electric tool |
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| Publication number | Publication date |
|---|---|
| CN105762989B (en) | 2018-03-23 |
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Address after: No. 398, Longtan Road, Fenghua District, Ningbo, Zhejiang Patentee after: Zhejiang move a new energy power Polytron Technologies Inc Address before: Longtan Road, Fenghua Yue Lin Street Longtan Village 315511 Zhejiang city of Ningbo province No. 398 Patentee before: An Electrical Appliances Co., Ltd is moved in Ningbo |
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| CP02 | Change in the address of a patent holder | ||
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Address after: 315000 No. 255, Kesheng Road, Wangchun Industrial Park, Haishu District, Ningbo City, Zhejiang Province Patentee after: ZHEJIANG LERA NEW ENERGY POWER TECHNOLOGY Co.,Ltd. Address before: 398 Longtan Road, Fenghua District, Ningbo City, Zhejiang Province Patentee before: ZHEJIANG LERA NEW ENERGY POWER TECHNOLOGY Co.,Ltd. |