CN102463553A - Quick-release screwdriver transmission shaft - Google Patents
Quick-release screwdriver transmission shaft Download PDFInfo
- Publication number
- CN102463553A CN102463553A CN2010105367786A CN201010536778A CN102463553A CN 102463553 A CN102463553 A CN 102463553A CN 2010105367786 A CN2010105367786 A CN 2010105367786A CN 201010536778 A CN201010536778 A CN 201010536778A CN 102463553 A CN102463553 A CN 102463553A
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- hole
- screwdriver head
- magnetic
- drive
- adsorbent equipment
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- Devices For Opening Bottles Or Cans (AREA)
Abstract
The invention relates to a quick-release screwdriver transmission shaft, which comprises a body and a magnetic attractor, the body is provided with a driving hole, a slide way is arranged in the driving hole, the outer surface of the body is provided with a through hole which communicates with the slide way, at least one raised limit unit is arranged in the driving hole, and is extended from the inner profile of the driving hole to the axis of the body to project from the inner profile of the driving hole, the magnetic attractor is slidably arranged in the slide way, and a user can control the magnetic attractor via the through hole to move between a first position and a second position. When the magnetic attractor is located at the first position, a screwdriver bit is in contact with the magnetic attractor, and when the magnetic attractor is located at the second position, the screwdriver bit is separated from the magnetic attractor, and thereby can be easily taken out of the driving hole.
Description
Technical field
The present invention relates to a kind of bottle opener extension bar that takes off soon, particularly a kind of can take out screwdriver head fast take off the bottle opener extension bar soon.
Background technology
See also U.S. Patent number the 5th; 934, No. 384 " Transmission shaft and bit mounting arrangement of a motor-driven hand drill " patent cases, it is a kind of adapting rod (transmission shaft) of screwdriver head; The adapting rod front end has a combined hole (coupling hole); Can be connected screwdriver head (bit), the rear end of adapting rod has one and combines rod (coupling rod), can make it be connected the electric drill front end.The sheathed cartridge device of adapting rod front end (chuck); Cartridge device utilization compression spring (compression spring) pushing tow and can promote one and stop assembly (stop member); Making this stop the corner cut (cut) that assembly can fix at screwdriver head locates; Reach the fixedly effect of screwdriver head, prevent that screwdriver head from deviating from the combined hole of adapting rod.
And; Adapting rod also is provided with a magnet (magnet) in combined hole; Before the user will unload screwdriver head, promote cartridge device and move (some design is to promote cartridge device to move towards the front end of adapting rod) towards the rear end of adapting rod, can make screwdriver head lose the effect of fixing; This moment, screwdriver head was still by the magnetic attraction of magnet, so can not break away from the combined hole of adapting rod because of centrifugal force arbitrarily.
Its disappearance is; When the user will unload screwdriver head; The screwdriver head front end that exposes outside combined hole is quite short, so the user must tightly pinch the front end of screwdriver head with the tip place of finger, and outwards imposes pulling force; Just might screwdriver head be extracted up to the magnetic attracting force that can resist magnet, but such detach procedure is quite required great effort.
And; The front end of many screwdriver heads is according to the spiral shell spare of different sizes and can be set as the different size size; Some undersized specifications design causes user's the contact area of finger tip and screwdriver head front end littler; Can't the application of force of finger effectively be pinched on screwdriver head, so cause the disappearance that more is difficult to extract screwdriver head.
Moreover; User's hand after the construction normally has been infected with greasy dirt, so the frictional resistance of finger skin and screwdriver head front end is quite little, can't screwdriver head be extracted under so usually situation at all; Cause the user to seek in addition and clamp screwdriver head like the instrument of sharp-mouth type clamp; Could smoothly screwdriver head be extracted, still for the staff or the professional of regular use screwdriver head adapting rod, this has caused the trouble when replacing screwdriver head beyond doubt.
In addition; Because cartridge device is the outside that is looped around the adapting rod front end; So cartridge device causes the diameter of whole screwdriver head adapting rod instrument to increase, cause whole screwdriver head adapting rod when construction, can't stretch in some narrow and small hole, even; The situation that cartridge device touches the hole of hole can take place in stretching into the process of hole; And cause screwdriver head to lose the fixing effect, and form the safety hazards in the work progress, be a kind of very not convenient and unsafe design to the user.
Summary of the invention
The present invention takes off the bottle opener extension bar soon, and described magnetic adsorbent equipment slidably is located in the chute of body, and magnetic adsorbent equipment magnetic screwdriver head optionally.The magnetic adsorbent equipment can move between a primary importance and a second place.When the magnetic adsorbent equipment was positioned at primary importance, screwdriver head and magnetic adsorbent equipment contacted with each other, and made screwdriver head can not deviate from the drive bulk hole.When the magnetic adsorbent equipment was positioned at the second place, screwdriver head and magnetic adsorbent equipment (being noncontact) separated from one another can take out screwdriver head easily from drive hole.
The present invention takes off the bottle opener extension bar soon; The end face of described limiting unit and body first end has a longitudinal length on the axis direction of body, when the magnetic adsorbent equipment moved between the primary importance and the second place, described longitudinal length can not change; Make when screwdriver head is limited the unit block; Drive hole can hold screwdriver head with whole degree of depth, lets body drive when screwdriver head rotates and can obtain the effect that high torsion transmits, and can guarantee when construction; Screwdriver head can not changed by the degree of depth that drive hole holds yet, and avoids the danger of deviating from work progress generation screwdriver head.
The present invention takes off the bottle opener extension bar soon; Described limiting unit is convexly set in the position that is adjacent to chute in the drive hole; We can say that also limiting unit is convexly set in the end face that is away from body first end in the drive hole, make when screwdriver head is limited the unit block; Drive hole can hold screwdriver head with whole degree of depth, lets body drive when screwdriver head rotates and can obtain the effect that high torsion transmits.
The present invention takes off the bottle opener extension bar soon; The chute of said body is made as circular hole; And make the distance of the chute internal diameter of circular hole less than two relative corners of the poroid drive hole of hexagonal; Make the limiting unit that directly forms step shape between drive hole and the chute, so design on machining quite simple and quick.
The present invention takes off the bottle opener extension bar soon, and described magnetic adsorbent equipment includes a magnetic absorption member and a control piece.Magnetic absorption member slidably is located in the chute of body, and magnetic screwdriver head optionally.Control piece is combined on the magnetic absorption member through the perforation of body, and control piece has one and be exposed to the outer control part of body perforation, and the user can make control piece drive magnetic absorption member slippage in the chute of body via controling portion.When controling part when making the magnetic adsorbent equipment be positioned at primary importance, the magnetic absorption member of screwdriver head and magnetic adsorbent equipment contacts with each other, and makes screwdriver head can not deviate from the drive bulk hole.When controling part when making the magnetic adsorbent equipment be positioned at the second place, the magnetic absorption member of screwdriver head and magnetic adsorbent equipment (being noncontact) separated from one another can be taken out screwdriver head easily from drive hole.
The present invention takes off the bottle opener extension bar soon; The outer surface of said body first end has an external diameter, and the control part of control piece does not exceed the external diameter of the body first end outer surface, so; The present invention takes off the bottle opener extension bar soon and just can stretch in the narrow and small hole and be rotated operation; And, can not touch the hole of hole yet and cause screwdriver head to lose the fixing effect, have safe advantage.
Description of drawings
Fig. 1 takes off the stereo appearance figure of first embodiment of bottle opener extension bar soon for the present invention;
Fig. 2 takes off the three-dimensional exploded view of first embodiment of bottle opener extension bar soon for the present invention;
Fig. 3 takes off the profilograph of first embodiment of bottle opener extension bar soon for the present invention;
Fig. 4 takes off the end-view of first embodiment of bottle opener extension bar soon for the present invention;
Fig. 5 takes off the profile that the bottle opener extension bar is got along the 5-5 line among Fig. 3 soon for the present invention;
State diagram when Fig. 6 is connected screwdriver head for the present invention takes off the bottle opener extension bar soon;
State diagram when Fig. 7 is connected screwdriver head for the present invention takes off the bottle opener extension bar soon, the expression screwdriver head is attracted by the magnetic adsorbent equipment automatically and fixes;
Fig. 8 is the partial enlarged drawing of Fig. 7 of the present invention, and the expression screwdriver head is limited the state of unit block;
State diagram when Fig. 9 unloads screwdriver head for the present invention takes off the bottle opener extension bar soon, expression magnetic absorbing unit is positioned at the second place;
State diagram when Figure 10 takes off the bottle opener extension bar soon and unloads screwdriver head for the present invention, expression screwdriver head are separated from one another and be easy to taking-up with the magnetic absorbing unit;
Figure 11 takes off the three-dimensional exploded view of second embodiment of bottle opener extension bar soon for the present invention;
Figure 12 takes off the profilograph of second embodiment of bottle opener extension bar soon for the present invention;
Figure 13 takes off the vertical section sketch map of the 3rd embodiment of bottle opener extension bar soon for the present invention;
Figure 14 takes off the vertical section sketch map of the 4th embodiment of bottle opener extension bar soon for the present invention;
Figure 15 takes off the stereo appearance figure of the 5th embodiment of bottle opener extension bar soon for the present invention.
Description of reference numerals: 10-takes off the bottle opener extension bar soon; The 20-body; 201-first end; 202-second end; The 203-end face; The 204-hollow tube; The 205-hexagonal rod; The 206-concave convex texture; The 207-shank part; The 21-drive hole; The 211-corner; The 22-chute; The 23-perforation; The 24-storage tank; The 25-through hole; 30-magnetic adsorbent equipment; The 31-magnetic absorption member; The 311-combined hole; The 312-magnetic support; 313-magnet; The 32-control piece; The 321-control part; The 322-joint portion; 323-second control part; The 40-limiting unit; The 90-screwdriver head; The 91-screw; The C-axis; The D22-internal diameter; The L-longitudinal length; The D211-distance; The D201-external diameter.
The specific embodiment
Referring to figs. 1 through Fig. 2, take off first embodiment of bottle opener extension bar soon for the present invention.The present invention takes off bottle opener extension bar 10 soon and includes a body 20 and a magnetic adsorbent equipment 30; Wherein:
Please cooperate simultaneously with reference to Fig. 3 to Fig. 5, body 20 has first end 201 and second end 202, and first end 201 of body 20 can be connected screwdriver head 90 (Fig. 6), and second end 202 of body 20 can be accepted Power of Spin and make body 20 drive screwdriver head 90 rotations.The cylindrical substantially shape of body 20, first end 201 of body 20 offers a non-circular drive hole 21 that extends towards body 20 second ends 202 along the axis C of body 20, and drive hole 21 can hold screwdriver head 90.In the present embodiment, it is poroid that drive hole 21 is made as hexagonal, for holding the screwdriver head 90 with hexagonal column.Second end 202 of body 20 is made as the hexagonal column, can accept Power of Spin for accepting power tool.
Convex with at least one limiting unit 40 in the drive hole 21 of body 20, limiting unit 40 can limit the degree of depth that screwdriver head 90 gets in the drive hole 21.Limiting unit 40 protrudes from the interior profile of drive hole 21 towards the axis C of body 20 extension from the interior profile of drive hole 21; Make when screwdriver head 90 gets into drive hole 21; Screwdriver head 90 can be limited unit 40 blocks, reaches the effect that restriction screwdriver head 90 gets in the drive hole 21.
Described limiting unit 40 is convexly set in the position that is adjacent to chute 22 in the drive hole 21; Also we can say; Limiting unit 40 is convexly set in the end face 203 that is away from body 20 first ends 201 in the drive hole 21; Make that when screwdriver head 90 was limited unit 40 blocks, drive hole 21 can hold screwdriver head 90 with whole degree of depth, let body 20 drive when screwdriver head 90 rotates and to obtain the effect that high torsion transmits.In the present embodiment, convex with six limiting units 40 in the drive hole 21 of body 20, each limiting unit 40 is convexly equipped with respectively at 211 places, corner of the poroid drive hole 21 of hexagonal, and limiting unit 40 can be located at six end angles of screwdriver head 90 by block.
Further; In the present embodiment chute 22 is made as circular hole; And make the distance B 211 of chute 22 inside diameter D 22 of circular hole less than two relative corners 211 of the poroid drive hole 21 of hexagonal; Make the limiting unit 40 that directly forms step shape between drive hole 21 and the chute 22, so design on machining quite simple and quick.
Magnetic adsorbent equipment 30 slidably is located in the chute 22 of body 20; And the user can move between a primary importance and a second place via the perforation 23 control magnetic adsorbent equipments 30 of body 20, makes optionally magnetic screwdriver head 90 of magnetic adsorbent equipment 30.When magnetic adsorbent equipment 30 was positioned at primary importance, screwdriver head 90 contacted with each other with magnetic adsorbent equipment 30, makes screwdriver head 90 can not deviate from the drive hole 21 of body 20.When magnetic adsorbent equipment 30 was positioned at the second place, screwdriver head 90 and magnetic adsorbent equipment 30 (being noncontact) separated from one another can take out screwdriver head 90 easily from drive hole 21.
Described limiting unit 40 has a longitudinal length L with the end face 203 of body 20 first ends 201 on the axis C direction of body 20; When magnetic adsorbent equipment 30 moves between the primary importance and the second place; Described longitudinal length L can not change, and makes that when screwdriver head 90 was limited unit 40 blocks, drive hole 21 can hold screwdriver head 90 with whole degree of depth; Let body 20 drive when screwdriver head 90 rotates and to obtain the effect that high torsion transmits; And can guarantee that screwdriver head 90 can not changed by the degree of depth that drive hole 21 holds yet, and avoids the danger of deviating from work progress generation screwdriver head 90 when construction.
Magnetic adsorbent equipment 30 includes a magnetic absorption member 31 and a control piece 32.Magnetic absorption member 31 slidably is located in the chute 22 of body 20, and magnetic screwdriver head 90 optionally.Control piece 32 passes through the perforation 23 of bodies 20 and is combined on the magnetic absorption member 31; And control piece 32 has a control part 321 that is exposed to outside body 20 perforation 23, and the user can make control piece 32 drive magnetic absorption member 31 slippages in the chute 22 of body 20 via controling portion 321.
When controling part 32 when making magnetic adsorbent equipment 30 be positioned at primary importance, screwdriver head 90 contacts with each other with the magnetic absorption member 31 of magnetic adsorbent equipment 30, makes screwdriver head 90 can not deviate from the drive hole 21 of body 20.When controling part 32 when making magnetic adsorbent equipment 30 be positioned at the second place, the magnetic absorption member 31 (being noncontact) separated from one another of screwdriver head 90 and magnetic adsorbent equipment 30 can be taken out screwdriver head 90 easily from drive hole 21.
Described magnetic absorption member 31 has a combined hole 311, and control piece 32 has a joint portion 322, and the joint portion 322 of control piece 32 can be passed the perforation 23 of body 20 and be combined in the combined hole 311 of magnetic absorption member 31.In the present embodiment, magnetic absorption member 31 is a magnet.
The outer surface of said body 20 first ends 201 has a D outer diameter 201; The control part 321 of control piece 32 does not exceed the D outer diameter 201 of body 20 first ends 201 outer surfaces, and is as shown in Figure 5, so; The present invention takes off the bottle opener extension bar soon and just can stretch in the narrow and small hole and be rotated operation; And, can not touch the hole of hole yet and cause screwdriver head 90 to lose the fixing effect, have safe advantage.In the present embodiment; The outer surface of said body 20 first ends 201 is provided with the storage tank 24 that is positioned at perforation 23 peripheries; Storage tank 24 can hold the control part 321 of control piece 32, makes the control part 321 of control piece 32 not exceed the D outer diameter 201 of the outer surface of body 20 first ends 201.
With reference to Fig. 6 to Fig. 8, the state diagram when taking off bottle opener extension bar 10 linking screwdriver heads 90 soon for the present invention.When the user will carry out work, the drive hole 21 of screwdriver head 90 from body 20 moved towards chute 22 directions of body 20, make screwdriver head 90 can insert drive hole 21, let drive hole 21 hold screwdriver head 90.
At this moment; The magnetic absorption member 31 of magnetic adsorbent equipment 30 can produce the attraction of magnetic with screwdriver head 90; Make magnetic adsorbent equipment 30 move towards the direction of body 20 first ends 201 automatically, and adsorb screwdriver head 90 automatically, screwdriver head 90 and magnetic adsorbent equipment 30 are contacted with each other; Let magnetic adsorbent equipment 30 be positioned at primary importance, promptly reach automatic screwdriver head 90 is fixed on the effect in the drive hole 21.
After screwdriver head 90 was fixed in the drive hole 21 by magnetic adsorbent equipment 30 automatically, the present invention took off the work that bottle opener extension bar 10 can be rotated operation soon, drove screw 91 and rotated.
With reference to Fig. 9 and Figure 10, the state diagram when taking off bottle opener extension bar 10 soon and unload screwdriver head 90 for the present invention.When the user will take out screwdriver head 90; The user can stir the control piece 32 of magnetic adsorbent equipment 30 with hand; Magnetic adsorbent equipment 30 is moved towards the direction away from drive hole 21; Let magnetic adsorbent equipment 30 be positioned at the second place, make the magnetic absorption member 31 (being noncontact) separated from one another of screwdriver head 90 and magnetic adsorbent equipment 30, screwdriver head 90 can be taken out from drive hole 21 easily.
Because screwdriver head 90 is limited unit 40 blocks; So when magnetic adsorbent equipment 30 when body 20 second ends 202 directions move; Screwdriver head 90 can't follow magnetic adsorbent equipment 30 to move towards body 20 second ends 202 directions together; So just can let screwdriver head 90 and magnetic adsorbent equipment 30 separated from one another, let screwdriver head 90 can let the user from drive hole 21, take out easily, quite simple and easy and quick in the use.
With reference to Figure 11 and Figure 12, take off second embodiment of bottle opener extension bar 10 soon for the present invention.Present embodiment is identical with aforementioned first embodiment haply, and difference is:
Described magnetic absorption member 31 includes a magnetic support 312 and a magnet 313 that is combined in magnetic support 312 1 ends.Described combined hole 311 is located at magnetic support 312.Magnetic support 312 adopts stainless steel or other insulating materials to process, so that the fixed effect that can have excellent contact property magnetic attraction between magnetic absorption member 31 and the screwdriver head 90.
First end, 201 outer surfaces of said body 20 also offer one and are communicated in chute 22 and with respect to perforation 23 through hole 25.The joint portion 322 of said control piece 32 pass magnetic absorption member 31 combined hole 311 and body 20 through hole 25 and be combined on one second control part 323.So, the user can be easy to the relative both sides place of the application of force at magnetic adsorbent equipment 30, reaches the effect of handled easily.
With reference to Figure 13, take off the 3rd embodiment of bottle opener extension bar 10 soon for the present invention.Present embodiment is identical with aforementioned first embodiment haply, and difference is:
With reference to Figure 14, take off the 4th embodiment of bottle opener extension bar 10 soon for the present invention.Present embodiment is identical with aforementioned first embodiment haply, and difference is:
With reference to Figure 15, take off the 5th embodiment of bottle opener extension bar 10 soon for the present invention.Present embodiment is identical with aforementioned first embodiment haply, and difference is:
Second end 202 of described body 20 is made as a shank part 207, and shank part 207 can supply the user to grip, and makes body 20 accept Power of Spin and drive screwdriver head 90 to rotate.
Claims (10)
1. one kind is taken off the bottle opener extension bar soon, it is characterized in that, includes:
A body; This body has first end and second end, and first end of this body can be connected screwdriver head, and second end of this body can be accepted Power of Spin and make this body drive the screwdriver head rotation; First end of this body offers a non-circular drive hole that extends towards this body second end along the axis of this body; This drive hole can hold screwdriver head, is provided with a chute in this drive bulk hole, and the first end outer surface of this body offers a perforation that is communicated in this chute; Convex with at least one limiting unit in this drive bulk hole; This limiting unit can limit screwdriver head and get into the degree of depth in this drive hole, and this limiting unit extends and protrudes from the interior profile of this drive hole towards the axis of this body from the interior profile of this drive hole, makes when screwdriver head gets into this drive hole; Screwdriver head can be by this limiting unit block, and the end face of described limiting unit and this body first end has a longitudinal length on the axis direction of this body; And
A magnetic adsorbent equipment; This magnetic adsorbent equipment slidably is located in the chute of this body; And can control the magnetic adsorbent equipment via the perforation of this body moves between a primary importance and a second place; When this magnetic adsorbent equipment moved between the primary importance and the second place, described longitudinal length can not change;
When this magnetic adsorbent equipment was positioned at primary importance, screwdriver head and this magnetic adsorbent equipment contacted with each other, and made screwdriver head can not deviate from this drive bulk hole;
When this magnetic adsorbent equipment was positioned at the second place, screwdriver head and this magnetic adsorbent equipment were separated from one another, and screwdriver head can be taken out from this drive hole easily.
2. the bottle opener extension bar that takes off soon as claimed in claim 1 is characterized in that this limiting unit is convexly set in the position that is away from this body first end end face in this drive hole.
3. the bottle opener extension bar that takes off soon as claimed in claim 1; It is characterized in that; It is poroid that this drive hole is made as hexagonal, for holding the screwdriver head with hexagonal column, convexes with six limiting units in this drive bulk hole; Said each limiting unit is convexly equipped with the corner at the poroid drive hole of said hexagonal respectively, and this limiting unit can be located at six end angles of screwdriver head by block.
4. the bottle opener extension bar that takes off soon as claimed in claim 1; It is characterized in that; It is poroid that this drive hole is made as hexagonal; This chute is made as circular hole, and the chute internal diameter of said circular hole makes the limiting unit that directly forms step shape between this drive hole and this chute less than the distance in two relative corners of the poroid drive hole of said hexagonal.
5. the bottle opener extension bar that takes off soon as claimed in claim 1 is characterized in that, this magnetic adsorbent equipment includes a magnetic absorption member and a control piece; This magnetic absorption member slidably is located in the chute of this body; This control piece is combined on this magnetic absorption member through the perforation of this body, and this control piece has one and be exposed to the outer control part of this body perforation, can make this control piece drive the slippage in the chute of this body of this magnetic absorption member via this control part of operation; When this magnetic adsorbent equipment is positioned at primary importance; The magnetic absorption member of screwdriver head and this magnetic adsorbent equipment contacts with each other, and makes screwdriver head can not deviate from this drive bulk hole, when this magnetic adsorbent equipment is positioned at the second place; The magnetic absorption member of screwdriver head and this magnetic adsorbent equipment is separated from one another, and screwdriver head can be taken out from this drive hole easily.
6. the bottle opener extension bar that takes off soon as claimed in claim 5 is characterized in that the outer surface of said body first end has an external diameter, and the control part of this control piece does not exceed the external diameter of this body first end outer surface.
7. the bottle opener extension bar that takes off soon as claimed in claim 6; It is characterized in that; The outer surface of said body first end is provided with the storage tank that is positioned at this perforation periphery, and this storage tank can hold the control part of this control piece, makes the control part of this control piece not exceed the outer surface of this body first end.
8. the bottle opener extension bar that takes off soon as claimed in claim 5; It is characterized in that this magnetic absorption member is a magnet, described magnetic absorption member has a combined hole; And this control piece has a joint portion, and the joint portion of this control piece can be passed the perforation of this body and be combined in the combined hole of this magnetic absorption member.
9. the bottle opener extension bar that takes off soon as claimed in claim 5; It is characterized in that; Described magnetic absorption member includes a magnetic support and a magnet that is combined in this magnetic support one end; Described magnetic absorption member has a combined hole, and this control piece has a joint portion, and described combined hole is located at magnetic support; The first end outer surface of said body also offers one and is communicated in this chute and with respect to the through hole of this perforation, and the joint portion of said control piece is passed this combined hole and this through hole and is combined in one second control part.
10. the bottle opener extension bar that takes off soon as claimed in claim 1 is characterized in that second end of this body is made as the hexagonal column; Can accept Power of Spin for accepting power tool, or first end of described body is a hollow tube, second end of this body is a hexagonal rod; This hexagonal rod can directly push and get in this hollow tube; And this hexagonal rod and this hollow tube are combined, or first end of described body is made as a hollow tube, second end of this body is a hexagonal rod; The front end of this hexagonal rod is equipped with parallel annular knurl concave convex texture; This hexagonal rod can directly be pushed with described concave convex texture get in this hollow tube, and this hexagonal rod and this hollow tube are combined, or second end of described body is a shank part; This shank part can supply the user to grip, and makes this body accept Power of Spin and drive screwdriver head to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105367786A CN102463553A (en) | 2010-11-05 | 2010-11-05 | Quick-release screwdriver transmission shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105367786A CN102463553A (en) | 2010-11-05 | 2010-11-05 | Quick-release screwdriver transmission shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102463553A true CN102463553A (en) | 2012-05-23 |
Family
ID=46067825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105367786A Pending CN102463553A (en) | 2010-11-05 | 2010-11-05 | Quick-release screwdriver transmission shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102463553A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104626033A (en) * | 2014-12-25 | 2015-05-20 | 贵阳丰久昌信息技术有限公司 | Electric screw driver |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5934384A (en) * | 1998-04-27 | 1999-08-10 | Wang; Peter | Transmission shaft and bit mounting arrangement of a motor-driven hand drill |
| JP2003311641A (en) * | 2002-04-24 | 2003-11-05 | Nagahori Kogyo Kk | Screw holding attachment for driver bit and driver bit mounting it |
| US20060097464A1 (en) * | 2002-06-10 | 2006-05-11 | Martin Strauch | Chuck for receiving tools operated by rotating around the axis thereof |
| JP2008213120A (en) * | 2007-03-07 | 2008-09-18 | Makita Corp | Bit mounting device for rotary tool |
| CN201151100Y (en) * | 2008-02-04 | 2008-11-19 | 昆山义成工具有限公司 | Fast connecting head of bottle opener |
| US20090224492A1 (en) * | 2008-03-10 | 2009-09-10 | Jack Lin | Bit connector with quick release device |
-
2010
- 2010-11-05 CN CN2010105367786A patent/CN102463553A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5934384A (en) * | 1998-04-27 | 1999-08-10 | Wang; Peter | Transmission shaft and bit mounting arrangement of a motor-driven hand drill |
| JP2003311641A (en) * | 2002-04-24 | 2003-11-05 | Nagahori Kogyo Kk | Screw holding attachment for driver bit and driver bit mounting it |
| US20060097464A1 (en) * | 2002-06-10 | 2006-05-11 | Martin Strauch | Chuck for receiving tools operated by rotating around the axis thereof |
| JP2008213120A (en) * | 2007-03-07 | 2008-09-18 | Makita Corp | Bit mounting device for rotary tool |
| CN201151100Y (en) * | 2008-02-04 | 2008-11-19 | 昆山义成工具有限公司 | Fast connecting head of bottle opener |
| US20090224492A1 (en) * | 2008-03-10 | 2009-09-10 | Jack Lin | Bit connector with quick release device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104626033A (en) * | 2014-12-25 | 2015-05-20 | 贵阳丰久昌信息技术有限公司 | Electric screw driver |
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Application publication date: 20120523 |