CN104416545B - Electric tool termination connects adnexa and electric tool - Google Patents
Electric tool termination connects adnexa and electric tool Download PDFInfo
- Publication number
- CN104416545B CN104416545B CN201310372871.1A CN201310372871A CN104416545B CN 104416545 B CN104416545 B CN 104416545B CN 201310372871 A CN201310372871 A CN 201310372871A CN 104416545 B CN104416545 B CN 104416545B
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- adnexa
- inner sleeve
- overcoat
- electric tool
- elastic bumps
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Classifications
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
- Cable Accessories (AREA)
Abstract
The present invention provides a kind of electric tool termination to connect adnexa, it includes having the adnexa overcoat of sheathed port, the adnexa inner sleeve with sheathed port and return unit, the inwall of adnexa overcoat is provided with elastic bumps, the inwall of adnexa inner sleeve is provided with inner sleeve projection, adnexa overcoat puts in being enclosed within adnexa, and return unit is connected between adnexa overcoat and adnexa inner sleeve.When this electric tool termination connection adnexa assembles mutually with electric tool, elastic bumps only need to be directed at the boss of electric tool, the groove on inner sleeve projection alignment electric tool, push electric tool termination connection adnexa to electric tool；During dismounting, first rotary attachment overcoat or adnexa inner sleeve is only needed then electric tool termination connection adnexa to be pulled away from electric tool.So, connection adnexa in this electric tool termination is simple and quick with electric tool phase assembly and disassembly.
Description
Technical field
The present invention relates to field of power tools, particularly relate to a kind of electric tool termination and connect adnexa and electronic
Instrument.
Background technology
In order to increase the application possibility of electric tool, typically corresponding termination can be installed on electric tool attached
Part, such as, install inflator on drill bit.When attachment is installed on electric tool it is generally required to hold
Corresponding attachment means link position corresponding with on electric tool is had to match to realize connecting on head adnexa.
At this moment termination can be used to connect adnexa and to realize the connection of attachment and electric tool.But conventional termination is even
Mounting and dismounting relatively complicated when attachment is connected with electric tool, using to user makes troubles.
Summary of the invention
Based on this, it is necessary to provide a kind of electric tool termination to connect adnexa and electric tool, this electric tool
Connection adnexa in termination is simple and quick with electric tool phase assembly and disassembly.
A kind of electric tool termination connects adnexa, including having the adnexa overcoat of sheathed port, having sheathed end
The adnexa inner sleeve of mouth and return unit, the inwall of described adnexa overcoat is provided with elastic bumps, described adnexa inner sleeve
Inwall be provided with inner sleeve projection, described adnexa overcoat puts in being enclosed within described adnexa, described return unit connect
Between described adnexa overcoat and described adnexa inner sleeve；Described adnexa overcoat has relative to described adnexa inner sleeve
Primary importance and the second position, described return unit trends towards driving described adnexa overcoat relative in described adnexa
Set turns to primary importance from the second position, when described elastic bumps is by being internally pointed to attached by adnexa overcoat
During the power of the inwall of part overcoat, described elastic bumps shrinks to the tube wall direction of adnexa overcoat, when described adnexa
When overcoat is in primary importance relative to described adnexa inner sleeve, described elastic bumps and described inner sleeve projection are attached
It is staggered on the axial direction of part inner sleeve；When described adnexa overcoat relative to described adnexa inner sleeve from primary importance
When the second position rotates, described elastic bumps trends towards on the axial direction of adnexa inner sleeve with inner sleeve projection
It is mutually aligned.
Wherein in an embodiment, described elastic bumps is the steel wire being fixed on adnexa outer casing inner wall.
Wherein in an embodiment, the inwall of described adnexa overcoat is provided with stopper slot, and described steel wire is ring
Shape is also placed in described stopper slot, and described steel wire is formed the projection can shunk to the inwall of adnexa overcoat
Portion.
Wherein in an embodiment, put in described adnexa and be provided with guide pad, put outside described adnexa and be provided with
Gathering sill, described adnexa inner sleeve is rotationally connected by described guide pad and described gathering sill with described adnexa overcoat.
Wherein in an embodiment, described elastic bumps be side be trapezoidal or the projection of rectangle.
Wherein in an embodiment, the quantity of described inner sleeve projection and described elastic bumps is multiple.
Wherein in an embodiment, described inner sleeve projection and described elastic bumps are respectively in described adnexa inner sleeve
The most uniformly arrange with putting outside described adnexa.
Wherein in an embodiment, described return unit is stage clip, torsion spring, shell fragment or steel wire.
A kind of electric tool, including housing and the output shaft of output motion, described electric tool also includes sheathed
Electric tool termination on described electric tool connects adnexa, and described electric tool termination connects adnexa and includes
The adnexa overcoat with sheathed port, the adnexa inner sleeve with sheathed port and return unit, described adnexa overcoat
Inwall be provided with elastic bumps, the inwall of described adnexa inner sleeve is provided with inner sleeve projection, described adnexa overcoat
Putting in being enclosed within described adnexa, described return unit is connected between described adnexa overcoat and described adnexa inner sleeve；
Described adnexa overcoat has primary importance and the second position relative to described adnexa inner sleeve, and described return unit tends to
Primary importance is turned to relative to described adnexa inner sleeve from the second position, when described in driving described adnexa overcoat
When elastic bumps by being internally pointed to the power of the inwall of adnexa overcoat by adnexa overcoat, described elastic bumps to
The tube wall direction of adnexa overcoat is shunk, when described adnexa overcoat is in primary importance relative to described adnexa inner sleeve
Time, described elastic bumps is staggered on the axial direction of adnexa inner sleeve with described inner sleeve projection；When described attached
Part overcoat relative to described adnexa inner sleeve from primary importance to the second position rotate time, described elastic bumps is with interior
Set projection trends towards being mutually aligned on the axial direction of adnexa inner sleeve；Near the position of output shaft on described housing
Install multiple boss, be formed with multiple guiding elastic bumps between the plurality of boss and inner sleeve projection passes through
Groove, the height of described boss successively decreases near the direction of output shaft, and described boss is away from the one of output shaft
End has the abutment face leant with elastic bumps.
Wherein in an embodiment, described electric tool is electric drill or screwdriver.
When above-mentioned electric tool termination connection adnexa assembles mutually with electric tool, only need to be by elastic bumps alignment electricity
The boss of power driven tools, the groove on inner sleeve projection alignment electric tool, electric tool termination connection adnexa is pushed away
To electric tool；During dismounting, first rotary attachment overcoat is only needed then electric tool termination to be connected adnexa
It is pulled away from electric tool.So, this electric tool termination connects adnexa and electric tool phase assembly and disassembly
Only need to be directed at promotion and rotation pulls, this electric tool termination connection adnexa assemble mutually with electric tool and
That dismantles is simple and quick.
Accompanying drawing explanation
Fig. 1 is the electric tool schematic diagram of an embodiment；
Fig. 2 is that the electric tool termination of an embodiment connects adnexa schematic diagram；
Fig. 3 is the adnexa overcoat schematic diagram that electric tool termination shown in Fig. 2 connects adnexa；
Fig. 4 is the adnexa inner sleeve schematic diagram that electric tool termination shown in Fig. 2 connects adnexa；
Fig. 5 be electric tool termination shown in Fig. 2 connect adnexa adnexa overcoat and adnexa inner sleeve between connect pressure
Schematic diagram during spring；
Fig. 6 be electric tool termination shown in Fig. 2 connect adnexa adnexa overcoat and adnexa inner sleeve between connect turn round
Schematic diagram during spring；
Fig. 7 is the schematic diagram that electric tool termination shown in Fig. 2 connects when adnexa is assembled on electric tool；
Fig. 8 is that electric tool termination shown in Fig. 2 connects the adnexa overcoat of adnexa and is in the relative to adnexa inner sleeve
Schematic diagram during one position；
Fig. 9 is that electric tool termination shown in Fig. 2 connects the adnexa overcoat of adnexa and is in the relative to adnexa inner sleeve
Schematic diagram during two positions.
Electric tool termination connects adnexa 100 electric tool 200 adnexa overcoat 110
Adnexa inner sleeve 120 return unit 130 elastic bumps 112 inner sleeve projection 122
Breach 124 housing 210 output shaft 220 boss 212
Groove 214 abutment face 215 inclined-plane 213 stopper slot 114
Detailed description of the invention
Refer to Fig. 1, Fig. 2 and Fig. 5, an embodiment provides a kind of electric tool termination to connect adnexa 100.
This electric tool termination connects adnexa 100 for attachment is connected to electric tool 200.Real at this
Executing in example, this electric tool 200 is electric drill or screwdriver, and the electric tool 200 in Fig. 1 only depicts portion
Separation structure.This electric tool 200 includes housing 210 and the output shaft 220 of output motion.Lean on housing 210
The position of nearly output shaft 220 is provided with multiple boss 212, is formed with multiple groove 214 between multiple boss 212.
Boss 212 has abutment face 215 away from one end of output shaft 220.The height of boss 212 is near output shaft
Successively decrease in the direction of 220, say, that boss 212 has an inclined-plane 213.Groove 214 shape is by boss
Distance between shape and adjacent two boss 212 of 212 determines, by adjusting shape and the phase of boss 212
Distance between adjacent two boss 212 just can adjust width and the shape of the bottom land of groove 214.
Refer to Fig. 2～6, this electric tool termination connects the adnexa overcoat that adnexa 100 includes having sheathed port
110, there is adnexa inner sleeve 120 and the return unit 130 of sheathed port.Sheathed port herein is and electronic work
Tool 200 matches the port being socketed on electric tool 200.Adnexa inner sleeve 120 cited below and adnexa
The axial direction of overcoat 110 refers to the direction parallel with the axis of adnexa inner sleeve 120 or adnexa overcoat 110,
The radial direction of adnexa inner sleeve 120 and adnexa overcoat 110 is the direction perpendicular with axial direction.Return unit
130 can be for stage clip, torsion spring, shell fragment or steel wire.Return unit 130 in Fig. 5 is stage clip, in Fig. 6
Return unit 130 be torsion spring.This embodiment uses the return unit 130 in Fig. 5, namely stage clip.Work as reset
After part 130 stress is compressed, it has the power being returned to original length accordingly.
The inwall of the adnexa overcoat 110 that this electric tool termination connects adnexa 100 is provided with elastic bumps 112,
The inwall of adnexa inner sleeve 120 is provided with inner sleeve projection 122.Adnexa overcoat 110 is enclosed within adnexa inner sleeve 120,
Return unit 130 is connected between adnexa overcoat 110 and adnexa inner sleeve 120, as shown in Figure 2.When elasticity is convex
Play 112 by by (namely adnexa during the power of the inwall being internally pointed to adnexa overcoat 110 of adnexa overcoat 110
The power of overcoat 110 radial direction), elastic bumps 112 shrinks to the tube wall direction of adnexa overcoat 110.So,
When adnexa overcoat 110 is enclosed within electric tool 200, elastic bumps 112 is by due to by boss 212
Extrude and shrink to the tube wall direction of adnexa overcoat 110.Elastic bumps 112 can be side be trapezoidal or
The projection etc. of rectangle.In this embodiment, elastic bumps 112 is for be fixed on adnexa overcoat 110 inwall
Steel wire.The inwall of adnexa overcoat 110 is provided with stopper slot 114, and steel wire is for annular and is placed in stopper slot 114
In.The lobe can shunk it is formed with to the inwall of adnexa overcoat 110 on steel wire.In other embodiments,
Elastic bumps 112 can also be the square etc. equipped with the scalable motion of spring, when by by adnexa overcoat 110
During the external force of the tube wall of interior sensing adnexa overcoat 110, square is pressed against the inwall of adnexa overcoat 110, spring
Being compressed, after external force releases, spring promotes projection to return to original position.
This electric tool termination connects the adnexa overcoat 110 of adnexa 100 and has first relative to adnexa inner sleeve 120
Position and the second position.Fig. 8 is that electric tool termination connects the adnexa overcoat 110 of adnexa 100 relative to attached
Part inner sleeve 120 is in schematic diagram during primary importance, and Fig. 9 is that electric tool termination connects the attached of adnexa 100
Part overcoat 110 is in the schematic diagram during second position relative to adnexa inner sleeve 120.Primary importance herein and
The second position is that adnexa overcoat 110 rotates relative to adnexa inner sleeve 120 and produces.Return unit 130 tends to
Primary importance is turned to relative to adnexa inner sleeve 120 from the second position in driving adnexa overcoat 110.Namely
Saying, when adnexa overcoat 110 is in primary importance relative to adnexa inner sleeve 120, return unit 130(is namely
Stage clip) it is in free state, namely do not stress state；When adnexa overcoat 110 is relative to adnexa inner sleeve 120
When being in the second position, return unit 130 is in compressive state, and namely return unit 130 is by stress, releases
When being pressed in the power on return unit 130, return unit 130 will drive adnexa overcoat 110 relative to adnexa inner sleeve 120
Rotate and make adnexa overcoat 110 return to primary importance relative to adnexa inner sleeve 120.
Further, when adnexa overcoat 110 is in primary importance relative to adnexa inner sleeve 120, elastic bumps 112
It is staggered on the axial direction of adnexa inner sleeve 120 with inner sleeve projection 122；When adnexa overcoat 110 relative to
Adnexa inner sleeve 120 from primary importance to the second position rotate time, elastic bumps 112 and inner sleeve projection 122 exist
Trend towards being mutually aligned on the axial direction of adnexa inner sleeve 120.
It addition, the adnexa inner sleeve 120 that this electric tool termination connects adnexa 100 is provided with guide pad, adnexa
Overcoat 110 is provided with gathering sill.Adnexa inner sleeve 120 is turned by guide pad and gathering sill with adnexa overcoat 110
It is dynamically connected.So, when adnexa overcoat 110 rotates relative to adnexa inner sleeve 120, rotational motion will be compared
Smooth and movement locus more meets the requirements.Adnexa overcoat 110 and adnexa inner sleeve 120 can also pass through guide pad
It is fixed together with gathering sill and is not easy to be separated from each other.
In this embodiment, this electric tool termination connects inner sleeve projection 122 and the elastic bumps of adnexa 100
The quantity of 112 is multiple.Inner sleeve projection 122 and elastic bumps 112 respectively with edge on adnexa overcoat 110
Circumference uniformly arrangement.The bindiny mechanism being connected with attachment it is additionally provided with on adnexa overcoat 110.These are even
Connection mechanism can facilitate and attachment is fixed to this electric tool termination connects on adnexa 100.
This electric tool termination is explained below and connects the group installation and dismantling of adnexa 100 and electric tool 200
Unload process.
Refer to Fig. 7～9, when this electric tool termination connection adnexa 100 is assembled into electric tool 200 by needs
Time upper, elastic bumps 112 can first arrive on the boss 212 of electric tool 200 and along boss 212 to electricity
Slide on power driven tools 200.In the mistake that elastic bumps 112 slides on electric tool 200 along boss 212
Cheng Zhong, inner sleeve projection 122 also will go in groove 214 and slides to electric tool 200 along groove 214
Move, and the effect due to boss 212 is received to the tube wall direction of adnexa overcoat 110 by elastic bumps 112
Contracting.After elastic bumps 112 is by boss 212, elastic bumps 112 will not be subject the limit of boss 212
Make and return to origin-location and be resisted against on the abutment face 215 of boss 212.So this electric tool termination
Connect adnexa 100 to be just assembled on electric tool 200.Now, elastic bumps 112 and inner sleeve projection 122
Being staggered on the axial direction of inner sleeve projection 122, return unit 130 is to adnexa overcoat 110 and adnexa inner sleeve
120 do not have reset force.
When electric tool termination connect adnexa 100 be assembled on electric tool 200 time, inner sleeve projection 122 with
The groove 214 of electric tool 200 coordinates the tightst.It addition, the groove of the groove 214 of electric tool 200
The end is trapezoidal, say, that on the direction that inner sleeve projection 122 enters groove 214, the bottom land of groove 214
Width be gradually reduced, so can well limit inner sleeve projection 122 and continue to electric tool 200 close.
May be otherwise the shape being designed to inner sleeve projection 122 match with groove 214 to be beneficial to fix.
When dismantling, the adnexa overcoat 110 first rotating this electric tool termination connection adnexa 100 makes elastic convex
Play 112 to be mutually aligned with inner sleeve projection 122, i.e. rotary power tool termination connects outside the adnexa of adnexa 100
Set 110 makes it rotate to the second position from primary importance relative to adnexa inner sleeve 120.Now return unit 130
The restoring force that adnexa overcoat 110 is pulled to from the second position primary importance will be produced relative to adnexa inner sleeve 120.
Then pulling this electric tool termination to connect adnexa 100 makes inner sleeve projection 122 and elastic bumps 112 skid off electricity
The groove 214 of power driven tools 200.Thus this electric tool termination can be connected adnexa 100 from electric tool
Disassemble on 200.After this electric tool termination connection adnexa 100 disassembles from electric tool 200,
Return unit 130 pulls on adnexa overcoat 110 and rotates to first from the second position relative to adnexa inner sleeve 120
Put.
Connecting adnexa 100 from above-mentioned electric tool termination can with electric tool 200 assembly and disassembly process
Arriving, the elastic bumps 112 that electric tool termination only need to connect during assembling adnexa 100 is directed at electric tool 200
On boss 212, inner sleeve projection 122 is directed at the groove 214 on electric tool 200, by electric tool termination
Connect adnexa 100 and push electric tool 200 to；During dismounting, only need first rotary attachment overcoat 110 then
Electric tool termination connection adnexa 100 is pulled away from electric tool 200.So, this electric tool termination
Connection adnexa 100 only need to be directed at promotion with electric tool 200 phase assembly and disassembly and rotation pulls, should
Connection adnexa 100 in electric tool termination is simple and quick with electric tool 200 phase assembly and disassembly.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed,
But therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for this area
Those of ordinary skill for, without departing from the inventive concept of the premise, it is also possible to make some deformation and
Improving, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended
Claim is as the criterion.
Claims (10)
1. electric tool termination connect an adnexa, including have sheathed port adnexa overcoat, have sheathed
The adnexa inner sleeve of port and return unit, it is characterised in that: the inwall of described adnexa overcoat is provided with elastic bumps,
The inwall of described adnexa inner sleeve is provided with inner sleeve projection, and described adnexa overcoat puts in being enclosed within described adnexa, institute
State return unit to be connected between described adnexa overcoat and described adnexa inner sleeve；
Described adnexa overcoat has primary importance and the second position, described return unit relative to described adnexa inner sleeve
Trend towards driving described adnexa overcoat to turn to primary importance relative to described adnexa inner sleeve from the second position, when
When described elastic bumps by being internally pointed to the power of the inwall of adnexa overcoat by adnexa overcoat, described elasticity is convex
Rise and shrink to the tube wall direction of adnexa overcoat, when described adnexa overcoat is in first relative to described adnexa inner sleeve
During position, described elastic bumps is staggered on the axial direction of adnexa inner sleeve with described inner sleeve projection；Work as institute
State adnexa overcoat relative to described adnexa inner sleeve from primary importance to the second position rotate time, described elastic bumps
Trend towards being mutually aligned on the axial direction of adnexa inner sleeve with inner sleeve projection.
Electric tool termination the most according to claim 1 connects adnexa, it is characterised in that: described elasticity
Protruding for be fixed on the steel wire on adnexa outer casing inner wall.
Electric tool termination the most according to claim 2 connects adnexa, it is characterised in that: described adnexa
The inwall of overcoat is provided with stopper slot, and described steel wire is for annular and is placed in described stopper slot, described steel wire
On be formed can to adnexa overcoat inwall shrink lobe.
Electric tool termination the most according to claim 1 connects adnexa, it is characterised in that: described adnexa
Inside put and be provided with guide pad, put outside described adnexa and be provided with gathering sill, outside described adnexa inner sleeve is with described adnexa
Set is rotationally connected by described guide pad and described gathering sill.
Electric tool termination the most according to claim 1 connects adnexa, it is characterised in that: described elasticity
Protruding is trapezoidal or the projection of rectangle for side.
6. connect adnexa according to the electric tool termination described in any claim in claim 1 to 5, its
It is characterised by: the quantity of described inner sleeve projection and described elastic bumps is multiple.
Electric tool termination the most according to claim 6 connects adnexa, it is characterised in that: described inner sleeve
Projection and described elastic bumps are the most uniformly arranged on set respectively outside described adnexa inner sleeve and described adnexa.
8. connect adnexa according to the electric tool termination described in any claim in claim 1 to 5, its
It is characterised by: described return unit is stage clip, torsion spring, shell fragment or steel wire.
9. an electric tool, including housing and the output shaft of output motion, described electric tool also includes set
The electric tool termination being located on described electric tool connects adnexa, and described electric tool termination connects adnexa bag
Include and there is the adnexa overcoat of sheathed port, the adnexa inner sleeve with sheathed port and return unit, it is characterised in that:
The inwall of described adnexa overcoat is provided with elastic bumps, and the inwall of described adnexa inner sleeve is provided with inner sleeve projection,
Described adnexa overcoat puts in being enclosed within described adnexa, and described return unit is connected to described adnexa overcoat and described attached
Between part inner sleeve；
Described adnexa overcoat has primary importance and the second position, described return unit relative to described adnexa inner sleeve
Trend towards driving described adnexa overcoat to turn to primary importance relative to described adnexa inner sleeve from the second position, when
When described elastic bumps by being internally pointed to the power of the inwall of adnexa overcoat by adnexa overcoat, described elasticity is convex
Rise and shrink to the tube wall direction of adnexa overcoat, when described adnexa overcoat is in first relative to described adnexa inner sleeve
During position, described elastic bumps is staggered on the axial direction of adnexa inner sleeve with described inner sleeve projection；Work as institute
State adnexa overcoat relative to described adnexa inner sleeve from primary importance to the second position rotate time, described elastic bumps
Trend towards being mutually aligned on the axial direction of adnexa inner sleeve with inner sleeve projection；
On described housing, the position near output shaft is provided with multiple boss, is formed many between the plurality of boss
The groove that individual guiding elastic bumps and inner sleeve projection pass through, the height of described boss is to the direction near output shaft
Successively decreasing, described boss has, away from one end of output shaft, the abutment face leant with elastic bumps.
Electric tool the most according to claim 9, it is characterised in that: described electric tool is electric drill
Or screwdriver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310372871.1A CN104416545B (en) | 2013-08-23 | 2013-08-23 | Electric tool termination connects adnexa and electric tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310372871.1A CN104416545B (en) | 2013-08-23 | 2013-08-23 | Electric tool termination connects adnexa and electric tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104416545A CN104416545A (en) | 2015-03-18 |
| CN104416545B true CN104416545B (en) | 2016-08-10 |
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ID=52967236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310372871.1A Active CN104416545B (en) | 2013-08-23 | 2013-08-23 | Electric tool termination connects adnexa and electric tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104416545B (en) |
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| US4179632A (en) * | 1978-12-06 | 1979-12-18 | The Singer Company | Spindle locking mechanism for a rotary power device |
| CN1446657A (en) * | 2002-03-27 | 2003-10-08 | 特罗伊L·麦柯里 | Clamping chuck of power drill |
| CN1769008A (en) * | 2004-11-04 | 2006-05-10 | 希尔蒂股份公司 | Depth limiting device |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104416545A (en) | 2015-03-18 |
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