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CN200963800Y - Ratchet Tool Construction - Google Patents

Ratchet Tool Construction Download PDF

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Publication number
CN200963800Y
CN200963800Y CN 200620156243 CN200620156243U CN200963800Y CN 200963800 Y CN200963800 Y CN 200963800Y CN 200620156243 CN200620156243 CN 200620156243 CN 200620156243 U CN200620156243 U CN 200620156243U CN 200963800 Y CN200963800 Y CN 200963800Y
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CN
China
Prior art keywords
ratchet
lever
depression
projection
elastic parts
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
Application number
CN 200620156243
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Chinese (zh)
Inventor
陈秋堂
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200620156243 priority Critical patent/CN200963800Y/en
Application granted granted Critical
Publication of CN200963800Y publication Critical patent/CN200963800Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a ratchet instrument structure, the system includes the grab handle, the tool sleeve, first pawl, first elastic component, the second pawl, second elastic component, the lid ring sum dials the button, wherein the ratchet is established to tool sleeve outer fringe and locate in the grab handle, aforementioned each pawl and elastic component hold respectively in the grab handle, and each pawl establishes ratchet and projection respectively, the lid ring lid is fixed on each pawl and elastic component, dial the button pin joint in the lid ring, make the pawl action with the telescopic working direction of change tool by dialling button interlock projection, have the switching-over operation location really and the durable and difficult wearing and tearing advantage of subassembly and promote the efficiency.

Description

The ratchet tool structure
Technical field
The utility model system is meant a kind of ratchet tool structure especially about a kind of hand-held tool.
Background technology
The ratchet hand-held tool existing numerous before cases, and have their own characteristics each, as No. 5,875,693, case before the United States Patent (USP), be to mesh the location with gear, but have switch operation locating structure location not really, the flimsy problem of locating structure.
The utility model content
The purpose of this utility model provides a kind of ratchet tool structure, can solve switch operation and locate untrue problem and the short-life problem of assembly.
For achieving the above object, solution of the present utility model is: a kind of ratchet tool structure, it is to comprise: lever, in be provided with room, depression, depression is in abutting connection with room; The instrument sleeve, in be provided with boarding hole and outer rim then is provided with ratchet, and be located in the room of lever; First ratchet is contained in the depression of lever, and is provided with ratchet with corresponding to the ratchet of instrument sleeve and be provided with one first projection; First elastic parts is connected between the depression of first ratchet and lever; Second ratchet is contained in the depression of lever, and is provided with ratchet with corresponding to the ratchet of instrument sleeve and be provided with one second projection; Second elastic parts is connected between the depression of second ratchet and lever; Bezel ring, is placed on first ratchet, first elastic parts, second ratchet and second elastic parts, and fixes with a fixture; Toggle has the butt piece, and the butt piece is articulated in bezel ring,, corresponding butt first projection of butt piece and second projection.
Wherein lever is provided with the embedding ditch, and fixture to be the C type buckle, and the corresponding embedding ditch that is embedded in lever.
A kind of ratchet tool structure, it is to comprise: lever, in be provided with room, depression, baffle ring, platform, embedding ditch, post hole and end part with supporting, depression is adjacent to room, and baffle ring is located at place, below in the room, and the embedding ditch then is located at place, top in the room, platform is adjacent to depression, lever in addition is provided with the post hole in the abutment platforms place, holds in the post hole to support and ends part, supports part only and then pushes up openend to the post hole; The instrument sleeve, boarding hole is established in inside, and outer rim then is provided with the ratchet and first terrace edge, and is located in interior the reaching on the baffle ring of room of lever; First ratchet is a block and the depression that is contained in lever, has front end and relative rear end, is horizontal plane between front end and rear end, and front end is provided with ratchet with the ratchet corresponding to the instrument sleeve, and horizontal plane extends one first projection; First elastic parts has the first relative end and second end, and wherein first end is connected to the rear end of first ratchet, and second end then is connected to the depression of lever; Second ratchet is a block and the depression that is contained in lever, has front end and relative rear end, is horizontal plane between front end and rear end, and front end is provided with ratchet with the ratchet corresponding to the instrument sleeve, and horizontal plane extends one second projection; Second elastic parts has the first relative end and second end, and wherein first end is connected to the rear end of second ratchet, and second end then is connected to the depression of lever; Bezel ring, is provided with second terrace edge, is provided with spacing ring in corresponding platform and recess in addition, the spacing ring inboard also is provided with stopper slot, and be placed on first ratchet, first elastic parts, second ratchet and second elastic parts, and the fixture of arranging in pairs or groups is embedded in the embedding ditch of lever, so that bezel ring, is fixed in lever; Toggle, have handle, butt piece and the gim peg of dialling, dial handle and be provided with perforation and the 3rd terrace edge, the butt piece is provided with first lug, second lug, perforation, quadravalence edge, the 5th terrace edge, and first lug is in order to be connected to first projection and second projection, and second lug is in order to be contained in the stopper slot, the 5th terrace edge of butt piece is butted in the spacing ring, the quadravalence edge then is butted on to be dialled in the handle, and gim peg penetrates the perforation of a pad, butt piece, and toggle is articulated in the spacing ring.
Wherein support and end part with the openend of one the 3rd elastic parts top to the post hole.
Wherein fixture is that the C type is buckled.
Wherein gim peg is fixed with closing-up.
Wherein gim peg cooperates nut and screws togather fixing with bolt.
Wherein the handle of dialling of toggle is provided with support the only part of location depression with corresponding lever.
Wherein dial handle and be provided with three location depressions.
Wherein dial handle and be provided with two location depressions.
After adopting such scheme, its toggle of the utility model mat is with the projection of one of its butt piece interlock two ratchets, make its ratchet move and the ratchet of engagement tool sleeve no longer, and then the operative orientation of change instrument sleeve, have the switch operation location and reach the durable and nonabradable advantage of assembly really and promote effect.
Description of drawings
Fig. 1 is an exploded view of the present utility model;
Fig. 2 is the stereogram after the utility model combination;
Fig. 3 is longitudinal section of the present utility model (the clip schematic diagram of toggle and clamping piece);
Fig. 4 is the operation chart (the clockwise interlock of cross-sectional looking/tool heads and lever) of the clockwise clip of the utility model;
Fig. 5 is the operation chart (the counterclockwise interlock of cross-sectional looking/tool heads and lever) of the counterclockwise clip of the utility model.
Figure number partly
1 lever, 2 instrument sleeves, 3 first ratchets, 4 first elastic parts
5 second ratchets, 6 second elastic parts, 7 bezel ring,s, 8 toggles
11 rooms, 12 depressions, 13 baffle rings, 14 platforms
15 embedding ditches, 16 post holes 17 are supported and are ended part 18 the 3rd elastic parts
21 boarding holes, 22 ratchets, 23 first terrace edges, 31 front ends
32 rear ends, 33 horizontal planes, 34 ratchets, 35 first projections
41 first ends, 42 second ends, 51 front ends, 52 rear ends
53 horizontal planes, 54 ratchets, 55 second projections
61 first ends, 62 second ends, 71 second terrace edges, 72 fixtures
811 perforation of 81 groups of handles of 73 spacing rings, 731 stopper slots
812 the 3rd terrace edges, 813 location depression 82 butt pieces 821 first lugs
822 second lugs, 823 perforation, 824 quadravalence edge 825 the 5th terrace edge
83 gim pegs, 831 pads
The specific embodiment
The structure of the utility model embodiment, as shown in Figures 1 and 2, but the structure of simplifying most only comprises lever 1, instrument sleeve 2, first ratchet 3, first elastic parts 4, second ratchet 5, second elastic parts 6, bezel ring, 7 and toggle 8, and wherein the structure of assembly only needs to comprise following assembly:
Wherein, be provided with room 11 in the lever 1, depression 12, depression 12 is in abutting connection with room 11, establishing boarding hole 21 and outer rim in the instrument sleeve 2 then is provided with ratchet 22 and is located in the room 11 of lever 1, first ratchet 3 is contained in the depression 12 of lever 1, and be provided with ratchet 34 with ratchet 22 corresponding to instrument sleeve 2, and be provided with one first projection 35,4 of first elastic parts are connected between the depression 12 of first ratchet 3 and lever 1, second ratchet 5 is contained in the depression 12 of lever 1, and be provided with ratchet 54 with ratchet 22 corresponding to instrument sleeve 2, and be provided with one second projection 55, second elastic parts 6 is connected between the depression 12 of second ratchet 5 and lever 1, bezel ring, 7 is placed on first ratchet 3, first elastic parts 4, on second ratchet 5 and second elastic parts 6, and fixing with a fixture 72, and toggle 8 has butt piece 82, butt piece 82 is articulated in bezel ring, 7, butt piece 82 corresponding butt first projection 35 and second projections 55.Again, wherein lever 1 is provided with embedding ditch 15, and fixture 72 to be the C type buckle, and the corresponding embedding ditch 15 that is embedded in lever 1.
Mat it, rotation toggle 8, in the time of can making operation conversion work direction, extremely shown in Figure 5 as Fig. 4, amesiality when toggle 8, then one of butt piece 82 interlocks, first projection 35 and second projection 55 are backed out, even also one of first ratchet 3 and second ratchet 5 are backed out, and make the no longer ratchet 22 of engagement tool sleeve 2 of one of ratchet 34 and ratchet 54, and then make the operative orientation of instrument sleeve 2 change really.In addition, when group handle 81 was positioned at central authorities, instrument sleeve 2 was stuck, the not effect of ratchet, and the same with general purpose tool, just change to that direction application of force to that direction.
The utility model embodiment constructs in more detail, still as shown in Figures 1 and 2, comprises lever 1, instrument sleeve 2, first ratchet 3, first elastic parts 4, second ratchet 5, second elastic parts 6, bezel ring, 7 and toggle 8, wherein:
Lever 1, in be provided with room 11, depression 12, baffle ring 13, platform 14, embedding ditch 15, post hole 16 and support and end part 17, depression 12 is adjacent to room 11, baffle ring 13 is located at place, below in the room 11,15 in embedding ditch is located at place, top in the room 11, and platform 14 is adjacent to depression 12, and lever 1 is provided with post hole 16 in abutment platforms 14 places in addition, hold in the post hole 16 to ending part 17, to ending the openend of 17 tops of part to post hole 16; Wherein support to end part 17 and be with one the 3rd elastic parts 18 and prop up and push up openend to post hole 16.
Instrument sleeve 2, inside are established boarding hole 21 in order to build-in tool heads (instrument is not shown), and outer rim then is provided with the ratchet 22 and first terrace edge 23, and are located in room 11 interior the reaching on the baffle ring 13 of lever 1.
First ratchet 3, be a block and the depression 12 that is contained in lever 1, have front end 31 and relative rear end 32,32 of front end 31 and rear ends are horizontal plane 33, front end 31 is provided with ratchet 34 with the ratchet 22 corresponding to instrument sleeve 2, and horizontal plane 33 extends one first projection 35.
First elastic parts 4 has the first relative end 41 and second end 42, and wherein first end 41 is connected to 42 depressions 12 that are connected to lever 1 of rear end 32, the second ends of first ratchet 3.
Second ratchet 5, be a block and the depression 12 that is contained in lever 1, have front end 51 and relative rear end 52,52 of front end 51 and rear ends are horizontal plane 53, front end 51 is provided with ratchet 54 with the ratchet 22 corresponding to instrument sleeve 2, and horizontal plane 53 extends one second projection 55.
Second elastic parts 6 has the first relative end 61 and second end 62, and wherein first end 61 is connected to 62 depressions 12 that are connected to lever 1 of rear end 52, the second ends of second ratchet 5.
Bezel ring, 7, be provided with second terrace edge 71, be provided with spacing ring 73 in the corresponding platform 14 and 12 places of caving in addition, spacing ring 73 inboards also are provided with stopper slot 731, and be to be placed on first ratchet 3, first elastic parts 4, second ratchet 5 and second elastic parts 6, and the fixture 72 of arranging in pairs or groups is embedded in the embedding ditch 15 of lever 1, so that bezel ring, 7 is fixed in lever 1; And this fixture 72 is that the C type is buckled.
Toggle 8, have handle 81, butt piece 82 and the gim peg 83 of dialling, dial handle 81 and be provided with perforation the 811, the 3rd terrace edge 812 and location depression 813, location depression 813 is to end part 17 corresponding to supporting, and the sprocket bit of embodiment when operation is equipped with 3 places among the figure, promptly change clockwise, two-way when all can and change counterclockwise, can drive the location of instrument sleeve 2, then be provided with 3 location depressions 813 in dialling handle 81 correspondences.And if having only clockwise commentaries on classics, reach when changeing counterclockwise, just can drive instrument sleeve 2, then two location cave in 813 about group 81 needs correspondences of handle are provided with.Be provided with first lug 821, second lug 822, perforation 823, quadravalence edge 824, the 5th terrace edge 825 as for 82 of butt pieces, first lug 821 is in order to be connected to first projection 35 and second projection 55, second lug 822 is in order to be contained in the stopper slot 731, the 5th terrace edge 825 of butt piece 82 is butted in the spacing ring 73, quadravalence edge 824 then is butted on to be dialled in the handle 81, the perforation 823 of gim peg 83 penetrable pads 831, butt piece 82, and toggle 8 is articulated in the spacing ring 73.Can be rivet as for gim peg 83, also can be bolt and cooperate nut and screw togather fixing.When gim peg 83 is rivet, its original aspect as shown in Figure 1, but, during combination, by under penetrate butt piece 82 and pad 831, punching press gim peg 83 upper ends make its cap body and riveted that produces the upper end again, and butt piece 82 and pad 831 are articulated in the spacing ring 73.
During combination, instrument sleeve 2 is located in room 11 interior the reaching on the baffle ring 13 of lever 1, and first ratchet 3, first elastic parts 4, second ratchet 5 and second elastic parts 6 are contained in depression 12, and toggle 8 is combined in spacing ring 73, and with gim peg 83 toggle 8 is articulated in spacing ring 73.At last, bezel ring, 7 is placed on instrument sleeve 2, first ratchet 3, first elastic parts 4, second ratchet 5 and second elastic parts 6, and dials handle 81 and be butted on and support only part 17, and fixture 72 snaps in the embedding ditch 15 again, and bezel ring, 7 is fixed in lever 1.
Wherein, butt piece 82 corresponding butt first projection 35 and second projections 55, and second lug 822 is contained in the stopper slot 731, and butt piece 82 pivoting angles are restricted, and, as shown in Figure 3, the 3rd elastic parts 18 will contact the location depression 813 of dialling handle 81 to ending part 17, and make dial handle 81 about dial then can locate during the conversion work direction.
Mat it, during operation conversion work direction, extremely shown in Figure 5 as Fig. 4, handle 81 (referring to Fig. 2,3) is amesiality when dialling, then one of butt piece 82 (referring to Fig. 3) interlock first projection 35 and second projection 55 are backed out, even also one of first ratchet 3 and second ratchet 5 are backed out, and make the no longer ratchet 22 of engagement tool sleeve 2 of one of ratchet 34 and ratchet 54, and then make the operative orientation of instrument sleeve 2 change really.In addition, when group handle 81 was positioned at central authorities, instrument sleeve 2 was stuck, the not effect of ratchet, and the same with general purpose tool, just change to that direction application of force to that direction.
Wherein, Fig. 4 is the operation chart (the clockwise interlock of cross-sectional looking/tool heads and lever) of the clockwise clip of the utility model, (referring to Fig. 1) is amesiality clockwise when toggle 8, butt piece 82 (referring to Fig. 3) interlock second projection 55, the ratchet 54 of second ratchet 5 is the ratchet 22 of engagement tool sleeve 2 no longer, at this moment, clockwise rotate lever 1, then instrument sleeve 2 props up first ratchet 3, and the rear end 32 that makes first ratchet 3 props up the inwall of depression 12, and then but 2 chimeric tool heads (not shown)s of interlock instrument sleeve clockwise rotate, and when rotating counterclockwise lever 1, instrument sleeve 2 can support and makes 3 withdrawals of first ratchet, instrument sleeve 2 and chimeric tool heads (not shown) promptly dally (actual use situation to be parked in as tool heads and instrument sleeve 2 fix a point not rotate).And as shown in Figure 5, be the operation chart (the counterclockwise interlock of cross-sectional looking/tool heads and lever) of the counterclockwise clip of the utility model, the same Fig. 4 of operational scenario does not give unnecessary details.

Claims (10)

1, a kind of ratchet tool structure, its feature system comprises:
Lever, in be provided with room, depression, the depression in abutting connection with room;
The instrument sleeve, in be provided with boarding hole and outer rim then is provided with ratchet, and be located in the room of lever;
First ratchet is contained in the depression of lever, and is provided with ratchet with corresponding to the ratchet of instrument sleeve and be provided with one first projection;
First elastic parts is connected between the depression of first ratchet and lever;
Second ratchet is contained in the depression of lever, and is provided with ratchet with corresponding to the ratchet of instrument sleeve and be provided with one second projection;
Second elastic parts is connected between the depression of second ratchet and lever;
Bezel ring, is placed on first ratchet, first elastic parts, second ratchet and second elastic parts, and fixes with a fixture;
Toggle has the butt piece, and the butt piece is articulated in bezel ring,, corresponding butt first projection of butt piece and second projection.
2, ratchet tool as claimed in claim 1 structure, it is characterized in that: lever is provided with the embedding ditch, and fixture to be the C type buckle, and the corresponding embedding ditch that is embedded in lever.
3, a kind of ratchet tool structure, its feature system comprises:
Lever, in be provided with room, depression, baffle ring, platform, embedding ditch, post hole and end part with supporting, depression is adjacent to room, baffle ring is located at place, below in the room, the embedding ditch then is located at place, top in the room, and platform is adjacent to depression, and lever is provided with the post hole in the abutment platforms place in addition, hold in the post hole to ending part, support and end part and then push up openend to the post hole;
The instrument sleeve, boarding hole is established in inside, and outer rim then is provided with the ratchet and first terrace edge, and is located in interior the reaching on the baffle ring of room of lever;
First ratchet is a block and the depression that is contained in lever, has front end and relative rear end, is horizontal plane between front end and rear end, and front end is provided with ratchet with the ratchet corresponding to the instrument sleeve, and horizontal plane extends one first projection;
First elastic parts has the first relative end and second end, and wherein first end is connected to the rear end of first ratchet, and second end then is connected to the depression of lever;
Second ratchet is a block and the depression that is contained in lever, has front end and relative rear end, is horizontal plane between front end and rear end, and front end is provided with ratchet with the ratchet corresponding to the instrument sleeve, and horizontal plane extends one second projection;
Second elastic parts has the first relative end and second end, and wherein first end is connected to the rear end of second ratchet, and second end then is connected to the depression of lever;
Bezel ring, is provided with second terrace edge, is provided with spacing ring in corresponding platform and recess in addition, the spacing ring inboard also is provided with stopper slot, and be placed on first ratchet, first elastic parts, second ratchet and second elastic parts, and the fixture of arranging in pairs or groups is embedded in the embedding ditch of lever, so that bezel ring, is fixed in lever;
Toggle, have handle, butt piece and the gim peg of dialling, dial handle and be provided with perforation and the 3rd terrace edge, the butt piece is provided with first lug, second lug, perforation, quadravalence edge, the 5th terrace edge, and first lug is in order to be connected to first projection and second projection, and second lug is in order to be contained in the stopper slot, the 5th terrace edge of butt piece is butted in the spacing ring, the quadravalence edge then is butted on to be dialled in the handle, and gim peg penetrates the perforation of a pad, butt piece, and toggle is articulated in the spacing ring.
4, ratchet tool structure as claimed in claim 3 is characterized in that: wherein support and end part with the openend of one the 3rd elastic parts top to the post hole.
5, ratchet tool structure as claimed in claim 3, it is characterized in that: wherein fixture is that the C type is buckled.
6, ratchet tool structure as claimed in claim 3, it is characterized in that: gim peg is fixed with closing-up.
7, ratchet tool structure as claimed in claim 3, it is characterized in that: wherein gim peg cooperates nut and screws togather fixing with bolt.
8, ratchet tool structure as claimed in claim 3 is characterized in that: group handle of toggle is provided with the location depression and ends part with supporting of corresponding lever.
9, ratchet tool structure as claimed in claim 8 is characterized in that: dial handle and be provided with three location depressions.
10, ratchet tool structure as claimed in claim 8 is characterized in that: dial handle and be provided with two location depressions.
CN 200620156243 2006-11-06 2006-11-06 Ratchet Tool Construction Expired - Fee Related CN200963800Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620156243 CN200963800Y (en) 2006-11-06 2006-11-06 Ratchet Tool Construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620156243 CN200963800Y (en) 2006-11-06 2006-11-06 Ratchet Tool Construction

Publications (1)

Publication Number Publication Date
CN200963800Y true CN200963800Y (en) 2007-10-24

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ID=38867813

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620156243 Expired - Fee Related CN200963800Y (en) 2006-11-06 2006-11-06 Ratchet Tool Construction

Country Status (1)

Country Link
CN (1) CN200963800Y (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101574801B (en) * 2008-05-05 2011-03-23 黄秉文 ratchet wrench
CN101618529B (en) * 2008-07-04 2011-06-29 胡厚飞 Three-segment toggling button wrench
CN102788103A (en) * 2011-05-19 2012-11-21 陈振坤 one-way ratchet element
CN105082042A (en) * 2014-05-15 2015-11-25 施耐宝公司 Ratchet wrench including retaining ring
WO2016065671A1 (en) * 2014-10-27 2016-05-06 绍兴环洲工具制造有限公司 Three gear-position ratcheting tool
CN110576408A (en) * 2018-06-07 2019-12-17 施耐宝公司 Reversing mechanism comprising a reversing lever
CN111318989A (en) * 2018-12-17 2020-06-23 施耐宝公司 Ratchet wrench with tube spring
GB2605497A (en) * 2021-02-02 2022-10-05 Snap On Incorporated Dual pawl ratchet mechanism
US11986928B2 (en) 2022-04-14 2024-05-21 Snap-On Incorporated Pawl mechanism for ratchet tool

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101574801B (en) * 2008-05-05 2011-03-23 黄秉文 ratchet wrench
CN101618529B (en) * 2008-07-04 2011-06-29 胡厚飞 Three-segment toggling button wrench
CN102788103A (en) * 2011-05-19 2012-11-21 陈振坤 one-way ratchet element
CN102788103B (en) * 2011-05-19 2015-01-07 陈振坤 one-way ratchet element
CN110900503A (en) * 2014-05-15 2020-03-24 施耐宝公司 Ratchet mechanism for ratchet wrench
TWI637816B (en) * 2014-05-15 2018-10-11 施耐寶公司 Ratchet mechanism for ratchet wrench
CN105082042A (en) * 2014-05-15 2015-11-25 施耐宝公司 Ratchet wrench including retaining ring
US10864616B2 (en) 2014-05-15 2020-12-15 Snap-On Incorporated Ratchet mechanism for ratchet wrench
WO2016065671A1 (en) * 2014-10-27 2016-05-06 绍兴环洲工具制造有限公司 Three gear-position ratcheting tool
CN110576408A (en) * 2018-06-07 2019-12-17 施耐宝公司 Reversing mechanism comprising a reversing lever
US12005549B2 (en) 2018-06-07 2024-06-11 Snap-On Incorporated Reversing lever
CN111318989A (en) * 2018-12-17 2020-06-23 施耐宝公司 Ratchet wrench with tube spring
US11897091B2 (en) 2018-12-17 2024-02-13 Snap-On Incorporated Ratchet wrench with tube spring
GB2605497A (en) * 2021-02-02 2022-10-05 Snap On Incorporated Dual pawl ratchet mechanism
GB2605497B (en) * 2021-02-02 2023-11-08 Snap On Incorporated Dual pawl ratchet mechanism
US11865678B2 (en) 2021-02-02 2024-01-09 Snap-On Incorporated Dual pawl ratchet mechanism
US11986928B2 (en) 2022-04-14 2024-05-21 Snap-On Incorporated Pawl mechanism for ratchet tool

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20071024

Termination date: 20101106