CN102554839B - Rapid-operated wrench - Google Patents
Rapid-operated wrench Download PDFInfo
- Publication number
- CN102554839B CN102554839B CN201010607351.0A CN201010607351A CN102554839B CN 102554839 B CN102554839 B CN 102554839B CN 201010607351 A CN201010607351 A CN 201010607351A CN 102554839 B CN102554839 B CN 102554839B
- Authority
- CN
- China
- Prior art keywords
- hole
- pivot
- engaging
- control piece
- circular groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/0007—Connections or joints between tool parts
- B25B23/0028—Angular adjustment means between tool head and handle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25G—HANDLES FOR HAND IMPLEMENTS
- B25G1/00—Handle constructions
- B25G1/06—Handle constructions reversible or adjustable for position
- B25G1/063—Handle constructions reversible or adjustable for position for screwdrivers, wrenches or spanners
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a rapid-operated wrench comprising a grab handle, a tool head and a pivoting and locating group; the grab handle comprises a pivoting end and a holding part; the tool head comprises a sleeving end and a driving end, the driving end is capable of driving a part to be driven, the sleeving end is provided with a first pivot lug, a second pivot lug and an accommodating groove arranged between the first pivot lug and the second pivot lug, and the pivoting end is arranged in the accommodating groove; and the pivoting and locating group is arranged on the grab handle and the tool head and composed of a control part, a locating part and an anti-drop device, wherein the control part is arranged at the first pivot lug, a ratchet hole and a second pivot lug, the locating part and the anti-drop device are arranged at the second pivot lug, the anti-drop device can prevent the locating part from being separated from the second pivot lug, the locating part can be switched between a first position and a second position after being pressed and is located at the first position, the tool head can be driven by the grab handle to rotate, the control part is located at the second position, and the grab handle and the tool head can rotate relatively.
Description
Technical field
The present invention is mainly about a kind of spanner, refers in particular to a kind of lever and instrument quick operating spanner in relative rotation.
Background technology
With reference to Fig. 8 and Fig. 9, be a kind of three-dimensional exploded view and cutaway view of existing hand tool shank.It provides a kind of hand tool shank that can regulation and localization, it comprises a lever 70, the pivotable location group 90 of at least one tool heads 80 and at least one pivot knot lever 70 and tool heads 80, wherein lever 70 is at least on one end, lower edge has protruded out respectively a lug 71, and the corresponding end of tool heads 80 has and can press from both sides pivot in the pivot ear 81 of 71 of two lugs, and lug 71 and pivot ear 81 are formed with respectively the concave pivot hole 72 and latch hole 82 of tool ratchet clamping part, and pivotable location group 90 includes a positioning pivot 91, one locating part 92, one back-moving spring 93 and a spacing ring 94 form, wherein positioning pivot 91 is arranged in 82, lug 71 concave pivot holes 72 and pivot ear 81 latch hole, and on positioning pivot 91, be formed with the first latch section 911 and the second latch section 912 in larger footpath, wherein the first latch section 911 be formed with 912 of the second latch sections together with compared with the necking section of path 913, wherein the width of necking section 913 is slightly wider than lug 71 ratchet clamping parts, the width of the second latch section 912 is wide with this ratchet clamping part, and positioning pivot 91 bottom surfaces are also formed with an accommodating hole, and the locating part 92 of periphery tool draw-in groove can be filled in concave pivot hole 72 ends of being located at corresponding positioning pivot 91 bottoms, locating part 92 is with concave pivot hole 72 draw-in grooves and can utilize a C type to buckle mutual clip, moreover locating part 92 end face central authorities have protruded out a locating dowel, allow back-moving spring 93 stay between the accommodating hole of locating part 92 end faces and positioning pivot 91, make to maintain a suitable gap between positioning pivot 91 and locating part 92 end faces, make positioning pivot 91 press downwards, and automatically upwards reset, the spacing ring 94 of periphery tool draw-in groove is located at the concave pivot hole 72 of another lug 71, spacing ring 94 is with concave pivot hole 72 draw-in grooves and can utilize a C type to buckle mutual clip, make positioning pivot 91 tops can be protruding upward, and be subject to the first latch section 911 apical margins spacing, with this, group forms one makes lever 70 hand tool shank of tool heads 80 adjusting angles and the single positioning function of tool relatively.
The elastic-restoring force that the positioning pivot 91 of previous designs provides by back-moving spring 93 remains on and is only engaged in the position of tool heads 80 and is not engaged in lever 70, and now lever 70 is idle running with tool heads 80.And when user wants pulling tool head 80, user need to press positioning pivot 91, make it be engaged in lever 70 and tool heads 80 simultaneously, and the effect that lever 70 can pulling tool head 80 is provided.
To have member many and increase the disappearance of cost of parts and assembly cost for the pivotable location group 90 of design like this, and cannot meet the demand reducing costs.
In addition, because back-moving spring 93 normality pushing tow positioning pivots 91 depart from the engagement of lever 70, therefore during demand motive tool heads 80, user need to continue presses positioning pivot 91, make positioning pivot 91 be engaged in lever 70, such mode of operation has limited user and must be held in pivotable location group 90 and press positioning pivot 91, and limited the force arm length that grips lever 70, and preferably holding area cannot be provided, and continue to press positioning pivot 91 and more can have influence on the application of force degree that user controls lever 70, further make the effectively application of force of user.
Summary of the invention
The technical problem that institute of the present invention wish solves is the disappearance existing for prior art, provide a kind of can quick operating spanner.
Quick operating spanner of the present invention, includes:
A lever, it comprises a pivot end and a grip part, this pivot end forms a ratchet hole;
A tool heads, it comprises a socket end and a drive end, this drive end can drive to be driven, this socket end is provided with a first pivot ear, a second pivot ear and a tank, this the first pivot ear is provided with first engaging hole, this the second pivot ear is provided with second engaging hole, and this tank is between this first pivot ear and this second pivot ear, and this pivot end is located at this tank;
A pivotable location group, it is located at this lever and this tool heads, this pivotable location group comprises a control piece, a keeper and an anti-drop device, this control piece is located at this first pivot ear, this ratchet hole and this second pivot ear, this control piece comprises first engaging piece, an eluding groove and second engaging piece, this first engaging piece can be engaged in this first engaging hole, this second engaging piece can be engaged in this second engaging hole and this ratchet hole, this eluding groove can move between this first engaging hole and this ratchet hole, this keeper and this anti-drop device are located at this second pivot ear, this anti-drop device can prevent that this keeper from departing from this second pivot ear, this control piece can be pressed and switching change between primary importance and the second place, this control piece is positioned primary importance, this lever can drive this tool heads to rotate, this control piece is positioned the second place, and this lever and this tool heads can relatively rotate.
The present invention has quick operating effect, and this control piece can be positioned primary importance and the second place, and user, when pulling spanner, without pressing this control piece, and can allow user's hand be gripped on completely this lever, and user can fast operating spanner.
In the present invention, user is because without continuing to press this control piece, and can allow user decide gripping place that is gripped on this lever in its sole discretion, further meet user and decide the force arm length that grips lever in its sole discretion, and preferably holding area can be provided, and user's hand can grip lever completely, and can impose preferably application of force degree, further makes the effectively application of force of user.
The member of pivotable of the present invention location group is few and simple, can meet the requirement that reduces cost of parts and assembly cost, and meets the demand reducing costs.
Accompanying drawing explanation
Fig. 1 is the stereo appearance figure of the quick operating spanner of the present invention.
Fig. 2 is the three-dimensional exploded view of the quick operating spanner of the present invention.
Fig. 3 is the cutaway view of the quick operating spanner of the present invention, and table control piece is positioned at the schematic diagram of primary importance.
Fig. 4 is the partial enlarged drawing that the present invention is got by Fig. 3.
Fig. 5 is the cutaway view of the quick operating spanner of the present invention, and table control piece is positioned at the schematic diagram of the second place.
Fig. 6 is the partial enlarged drawing that the present invention is got by Fig. 5.
Fig. 7 is the schematic diagram that lever of the present invention rotates relative to tool heads.
Fig. 8 is a kind of three-dimensional exploded view of existing hand tool shank.
Fig. 9 is a kind of cutaway view of existing hand tool shank.
[primary clustering symbol description]
(prior art)
70 lever 71 lugs
72 concave pivot holes
80 tool heads 81 pivot ears
82 latch holes
91 positioning pivots are organized in 90 pivotable location
911 first latch section 912 second latch sections
913 necking section 92 locating parts
93 back-moving spring 94 spacing rings
(this case)
10 lever 101 pivot ends
102 11 ratchet holes, grip parts
20 tool heads 201 socket ends
202 drive end 21 first pivot ears
211 first through hole 212 first circular grooves
213 first engaging hole 214 retaining walls
22 second pivot ear 221 second engaging holes
222 second circular groove 223 second through holes
224 the 3rd circular groove 23 tanks
31 control pieces are organized in 30 pivotable location
311 first end faces 312 first end of dodging
313 first engaging piece 314 eluding grooves
315 second engaging pieces 316 second end of dodging
317 second end face 32 keepers
33 anti-drop device 331 blocks
332 fasteners
The specific embodiment
Relevant the technology used in the present invention, means and effect thereof, hereby lift a preferred embodiment and coordinate accompanying drawing to describe in detail as after, this,, only for explanation, is not subject to the restriction of this kind of structure in patent application.
With reference to Fig. 1, Fig. 2 and Fig. 3, be stereo appearance figure, three-dimensional exploded view and the cutaway view of the quick operating spanner of the present invention.Quick operating spanner of the present invention comprises a lever 10, tool heads 20 and a pivotable location group 30.30 pivot joints this lever 10 and this tool heads 20 are organized in this pivotable location, and this pivotable location group 30 can be pressed and switching change between primary importance and the second place, press this pivotable location group 30, this pivotable location group 30 is positioned primary importance, this pivotable location group 30 is engaged in this lever 10 and this tool heads 20, when this lever 10 is pulled in order, can synchronously drive this tool heads 20.Press this pivotable location group 30, this pivotable location group 30 is positioned the second place, and this pivotable location group 30 forms idle running with this tool heads 20, makes this lever 10 rotate relative to this tool heads 20.
This lever 10 comprises a pivot end 101 and a grip part 102, and this pivot end 101 forms a ratchet hole 11.
With reference to Fig. 4, this tool heads 20 comprises 201 and drive ends 202 of a socket end simultaneously, and this drive end 202 can drive to be driven.This socket end 201 is provided with a first pivot ear 21, the second pivot ear 22 and a tank 23, and this tank 23 is between this first pivot ear 21 and this second pivot ear 22, and this pivot end 101 is located at this tank 23.This first pivot ear 21 is provided with first through hole 211, the first circular groove 212 and first engaging hole 213.This first circular groove 212 is between this first through hole 211 and this first engaging hole 213, and this first circular groove 212 forms a retaining wall 214 with these the first through hole 211 joints, contiguous this tank 23 of this first engaging hole 213.This second pivot ear 22 is provided with second engaging hole 221, one the second circular groove 222, the second through hole 223 and the 3rd circular groove 224.Contiguous this tank 23 of this second engaging hole 221, this second circular groove 222 is between this second engaging hole 221 and this second through hole 223, and the 3rd circular groove 224 is located on this second through hole 223.
This pivotable location group 30 is located at this lever 10 and this tool heads 20.This pivotable location group 30 comprises a control piece 31, keeper 32 and an anti-drop device 33.The member of this pivotable location group 30 is few and simple, can meet the requirement that reduces cost of parts and assembly cost, and meets the demand reducing costs.
This control piece 31 is located at this first pivot ear 21, this ratchet hole 11 and this second pivot ear 22, and this keeper 32 is located at this second pivot ear 22 with this anti-drop device 33, and this anti-drop device 33 can prevent that this keeper 32 from departing from this second pivot ear 22.
This control piece 31 can be pressed and switch be changed between primary importance and the second place, and this control piece 31 comprises 311 1 first of first end face dodge 312, one, end the first engaging piece 313, eluding groove 314, second engaging piece 315, one second 316 and second end faces 317 of end of dodging.This first end face 311 and this second end face 317 lay respectively at the end face at the two ends that this control piece 31 is relative, and this first end face 311 can be pressed for user with this second end face 317.These first dodge end 312 and these second two ends that end 316 lays respectively at this control piece 31 of dodging, this first dodge end 312 next-door neighbour these first engaging pieces 313, this second dodge end 316 next-door neighbour these second engaging pieces 315, this eluding groove 314 is between this first engaging piece 313 and this second engaging piece 315.This first engaging piece 313 can be engaged in this first engaging hole 213, and this second engaging piece 315 can be engaged in this second engaging hole 221 and this ratchet hole 11.
This keeper 32 is made as fastener, and it is located at the second circular groove 222 of this tool heads 20 and tightens in second of this control piece 31 end 316 of dodging, the second engaging piece 315 that this keeper 32 can this control piece 31 of backstop and these second end 316 joints of dodging.
This anti-drop device 33 is fixed on this second through hole 223, and this anti-drop device 33 can prevent that this keeper 32 from departing from this tool heads 20 with this control piece 31.This anti-drop device 33 comprises a block 331 and a fastener 332, and these fastener 332 buttons are located at this block 331 and the 3rd circular groove 224, make this block 331 can not depart from this tool heads 20.This anti-drop device 33 has the effect that prevents that this keeper 32 and this control piece 31 from being deviate from by this second pivot ear 22.
With reference to Fig. 5 and Fig. 6, for this pivotable location group is switched the schematic diagram changing between primary importance and the second place.The control piece 31 of this pivotable location group 30 can be pressed and switching change between primary importance and the second place, press the first end face 311 of the control piece 31 of this pivotable location group 30, make the control piece 31 of this pivotable location group 30 be positioned primary importance, first of the control piece 31 of this pivotable location group 30 is dodged end 312 corresponding to this first circular groove 212, this first engaging piece 313 is engaged in this first engaging hole 213, this eluding groove 314 and the ratchet hole 11 of this second engaging piece 315 corresponding to this lever 10, this eluding groove 314 can move between this first engaging hole 213 and this ratchet hole 11, and this second engaging piece 315 is engaged in this ratchet hole 11 and this second engaging hole 221 simultaneously, this second engaging piece 315 supports and is located at this keeper 32 with these second end 316 joints of dodging, this second dodges end 316 simultaneously corresponding to this keeper 32 and this anti-drop device 33, this second dodge end 316 be subject to tightening of this keeper 32, make this second dodge and form to rub between end 316 and this keeper 32, make this control piece 31 be positioned primary importance, and this control piece 31 is these tool heads 20 straight skiddings relatively.
Now, this lever 10, this tool heads 20 form location and cannot relatively rotate with this control piece 31, and when user controls this lever 10 rotation, this lever 10 drives this tool heads 20 rotate and can drive to be driven simultaneously.
Press the second end face 317 of the control piece 31 of this pivotable location group 30, make the control piece 31 of this pivotable location group 30 be positioned the second place, first of the control piece 31 of this pivotable location group 30 is dodged end 312 corresponding to this first through hole 211, this first engaging piece 313 is corresponding to this first circular groove 212, this first engaging piece 313 supports and is located at this retaining wall 214 with these first end 312 joints of dodging, and this retaining wall 214 can prevent that this control piece 31 from being deviate from by this first pivot ear 21.This eluding groove 314 is corresponding to this first engaging hole 213, this second engaging piece 315 falls into this ratchet hole 11 completely, this second dodges end 316 simultaneously corresponding to this keeper 32 and this anti-drop device 33, this second dodge end 316 be subject to tightening of this keeper 32, make this second dodge and form to rub between end 316 and this keeper 32, make this control piece 31 be positioned the second place, and this control piece 31 this tool heads 20 straight skiddings relatively.
Simultaneously with reference to Fig. 7, the schematic diagram rotating relative to this tool heads for this lever.Now, this lever 10 can rotate relative to this tool heads 20 with this control piece 31, and when user controls this lever 10 rotation, the control piece 31 of this pivotable location group 30 forms idle running with this tool heads 20, makes this lever 10 these tool heads 20 adjustment angles relatively.
Spanner of the present invention has quick operating effect, this control piece 31 can be positioned primary importance and the second place, and user is when pulling spanner, without pressing this control piece 31, and can allow user's hand be gripped on completely this lever 10, user can fast operating spanner.
Moreover, user is because without continuing to press this control piece 31, and can allow user decide gripping place that is gripped on this lever 10 in its sole discretion, further meet user and decide the force arm length that grips lever 10 in its sole discretion, and preferably holding area can be provided, and user's hand can grip lever 10 completely, and can impose preferably application of force degree, further makes the effectively application of force of user.
With regard to the above, can summarize the present invention has advantages of following:
1. quick operating spanner of the present invention, it has quick operating effect, this control piece can be positioned primary importance and the second place, user is when pulling spanner, without pressing this control piece, and can allow user's hand be gripped on completely this lever, user can fast operating spanner.
2. quick operating spanner of the present invention, user is because without continuing to press this control piece, and can allow user decide gripping place that is gripped on this lever in its sole discretion, further meet user and decide the force arm length that grips lever in its sole discretion, and preferably holding area can be provided, and user's hand can grip lever completely, and can impose preferably application of force degree, further makes the effectively application of force of user.
3. quick operating spanner of the present invention, the member of its pivotable location group is few and simple, can meet the requirement that reduces cost of parts and assembly cost, and the satisfied demand reducing costs.
The above; be only preferred embodiment of the present invention, when can not with restriction scope of the invention process, therefore the change of numerical value or the displacement of equivalent elements such as; or the equalization of doing according to the present invention changes and modification, all should still belong to the category that patent protection of the present invention is contained.
Claims (5)
1. a quick operating spanner, is characterized in that, includes:
A lever, it comprises a pivot end and a grip part, this pivot end forms a ratchet hole;
A tool heads, it comprises a socket end and a drive end, this drive end can drive to be driven, this socket end is provided with a first pivot ear, a second pivot ear and a tank, this the first pivot ear is provided with first engaging hole, first through hole and first circular groove, this first circular groove is between this first through hole and this first engaging hole, this first circular groove and this first through hole joint form a retaining wall, this the second pivot ear is provided with second engaging hole, this tank is between this first pivot ear and this second pivot ear, this pivot end is located at this tank,
A pivotable location group, it is located at this lever and this tool heads, this pivotable location group comprises a control piece, a keeper and an anti-drop device, this control piece is located at this first pivot ear, this ratchet hole and this second pivot ear, this control piece comprises first engaging piece, an eluding groove and second engaging piece, this first engaging piece can be engaged in this first engaging hole, this second engaging piece can be engaged in this second engaging hole and this ratchet hole, this eluding groove can move between this first engaging hole and this ratchet hole, this control piece comprises one first end of dodging, this first dodge end can between this first through hole and this first circular groove, move, this first engaging piece and this first end joint of dodging can be supported and is located at this retaining wall, this keeper and this anti-drop device are located at this second pivot ear, this anti-drop device can prevent that this keeper from departing from this second pivot ear, this control piece can be pressed and switching change between primary importance and the second place, this control piece is positioned primary importance, and this lever can drive this tool heads to rotate, this control piece is positioned the second place, and this lever and this tool heads can relatively rotate.
2. quick operating spanner as claimed in claim 1, it is characterized in that, this the second pivot ear is provided with second circular groove and second through hole, contiguous this tank of this second engaging hole, this second circular groove is between this second engaging hole and this second through hole, and this control piece comprises one second end of dodging, and this keeper is located at this second circular groove and is tightened in this second end of dodging, this keeper can this second engaging piece of backstop and this second end joint of dodging, and this anti-drop device is fixed on this second through hole.
3. quick operating spanner as claimed in claim 2, it is characterized in that, this the second pivot ear is provided with the 3rd circular groove, the 3rd circular groove is located on this second through hole, this anti-drop device comprises a block and a fastener, this fastener button is located at this block and the 3rd circular groove, makes this block can not depart from this tool heads.
4. quick operating spanner as claimed in claim 1, is characterized in that, this keeper is made as fastener.
5. quick operating spanner as claimed in claim 1, it is characterized in that, this control piece comprises first end face and second end face, and this first end face and this second end face lay respectively at the end face at the two ends that this control piece is relative, and this first end face and this second end face can be pressed for user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010607351.0A CN102554839B (en) | 2010-12-27 | 2010-12-27 | Rapid-operated wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010607351.0A CN102554839B (en) | 2010-12-27 | 2010-12-27 | Rapid-operated wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102554839A CN102554839A (en) | 2012-07-11 |
| CN102554839B true CN102554839B (en) | 2014-04-30 |
Family
ID=46402137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010607351.0A Expired - Fee Related CN102554839B (en) | 2010-12-27 | 2010-12-27 | Rapid-operated wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102554839B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI568550B (en) * | 2016-08-31 | 2017-02-01 | Hand tool with pivot function | |
| EP3556514A4 (en) * | 2016-12-14 | 2020-09-02 | Hangzhou Great Star Industrial Co., Ltd. | Hand-held device of opening and closing type, and angle adjustment method for hand-held portion thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113524096B (en) * | 2020-04-16 | 2022-07-22 | 越崎企业股份有限公司 | Pneumatic spanner |
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| DE202005020493U1 (en) * | 2005-12-30 | 2006-02-23 | Hsieh, Chih-Ching, Feng-Yuan | Hand tool for adjusting angle of workpiece has joint whose joint sections are engaged to prevent movement between head and handle such that workpiece can be turned |
| CN2794752Y (en) * | 2005-03-15 | 2006-07-12 | 上海杨记企业有限公司 | Hand tool |
| CN2894958Y (en) * | 2006-04-04 | 2007-05-02 | 胡厚飞 | Combined driving tool |
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| TWM394878U (en) * | 2010-05-19 | 2010-12-21 | Top Rank Ind Co Ltd | Ratchet wrench |
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| TW200621434A (en) * | 2004-12-28 | 2006-07-01 | Tai-Tzuo Chen | A ratchet wrench with rotatable driving head |
| US7987749B2 (en) * | 2009-01-23 | 2011-08-02 | Chih-Ching Hsieh | Wrench with a rotatable head |
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|---|---|---|---|---|
| US2921773A (en) * | 1958-03-19 | 1960-01-19 | Hoelzer Bruce | Craftsman's adjustable pry bar |
| DE20316048U1 (en) * | 2003-10-20 | 2003-12-24 | Hsien, Chih-Ching, Feng Yuan | Socket wrench with rotary head comprising toothed inner surface, driven by horizontal motion of handle with matching outer surface |
| CN2794752Y (en) * | 2005-03-15 | 2006-07-12 | 上海杨记企业有限公司 | Hand tool |
| CN1962206A (en) * | 2005-11-09 | 2007-05-16 | 谢智庆 | Tool head pivoting, stopping and positioning structure |
| DE202005020493U1 (en) * | 2005-12-30 | 2006-02-23 | Hsieh, Chih-Ching, Feng-Yuan | Hand tool for adjusting angle of workpiece has joint whose joint sections are engaged to prevent movement between head and handle such that workpiece can be turned |
| CN2894958Y (en) * | 2006-04-04 | 2007-05-02 | 胡厚飞 | Combined driving tool |
| CN201471327U (en) * | 2009-06-05 | 2010-05-19 | 奉化市莼湖亿胜昌五金工具厂 | Bidirectional ratchet die sleeve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI568550B (en) * | 2016-08-31 | 2017-02-01 | Hand tool with pivot function | |
| EP3556514A4 (en) * | 2016-12-14 | 2020-09-02 | Hangzhou Great Star Industrial Co., Ltd. | Hand-held device of opening and closing type, and angle adjustment method for hand-held portion thereof |
| JP7049341B2 (en) | 2016-12-14 | 2022-04-06 | 杭州巨星科技股▲ふん▼有限公司 | How to adjust the angle between the retractable handheld device and the handheld part |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102554839A (en) | 2012-07-11 |
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