CN1572427A - Reversing ratchet wrench - Google Patents
Reversing ratchet wrench Download PDFInfo
- Publication number
- CN1572427A CN1572427A CN 200310116514 CN200310116514A CN1572427A CN 1572427 A CN1572427 A CN 1572427A CN 200310116514 CN200310116514 CN 200310116514 CN 200310116514 A CN200310116514 A CN 200310116514A CN 1572427 A CN1572427 A CN 1572427A
- Authority
- CN
- China
- Prior art keywords
- piece
- ratchet wrench
- control
- reversing ratchet
- hole
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000806 elastomer Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
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
- B25B13/00—Spanners; Wrenches
- B25B13/46—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle
- B25B13/461—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member
- B25B13/462—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis
- B25B13/463—Spanners; Wrenches of the ratchet type, for providing a free return stroke of the handle with concentric driving and driven member the ratchet parts engaging in a direction radial to the tool operating axis a pawl engaging an externally toothed wheel
Abstract
The invention relates to a reversing ratchet wrench, comprising a wrench handle, wherein, a drive part provided with a binding hole and a direction control slot is arranged on one end of the wrench handle; a bridge is arranged between the binding hole and the direction control slot; a stop groove is arranged around the binding hole; a guide groove is arranged at one side of the binding hole; a drive unit is arranged in the binding hole and a retaining part is also arranged in the binding hole; two direction blocks with guide parts are arranged in the guide groove; a direction control device with a guide groove for the guide parts of the two direction blocks is arranged in the direction control slot; the direction blocks are combined to the guide groove through a through hole; the through hole is enclosed with the retaining part of the drive unit. The reversing ratchet wrench has the advantages of more stable combination of the direction blocks and the guide groove, and improved retaining effect between the direction blocks and the drive unit.
Description
[technical field]
The invention relates to a kind of reversing ratchet wrench.
[background technology]
The TaiWan, China patent announcement is numbered " spanner structure improvement " described spanner of patent gazette No. 380471, wherein, this commonly uses spanner is to be provided with a center through hole in noumenal seat, be provided with a storage tank in this center through hole and crisscross the clamping slot at storage tank rear, the central authorities of clamping slot are provided with a screw, and the center through hole of being located at noumenal seat is to be provided with to establish fit portion and drive unit that body constituted in one, and the periphery of body is provided with the ratchet wall, and fit portion is located within the body; Two clamping blocks are installed in the arc storage tank of noumenal seat, and a side is provided with the ratchet wall, and to be meshed with the ratchet wall of driving mechanism, the position of the clamping slot of corresponding noumenal seat respectively is provided with a blocking post; One spring is positioned between two clamping blocks; One control panel is the block of a corresponding clamping slot, offer the screw of the central screw of a corresponding clamping slot thereon, control panel is locked on the clamping slot, control panel is provided with a dial hole, this dial hole is to be positioned at clamping slot and the staggered space of storage tank, when control panel was rotated, the blocking post that dial hole is stirred clamping block entered in the dial hole.
Yet, above-mentioned conventional construction is by the open dial hole of control panel for it because of the structure of two clamping blocks, and this two clamping block is also guided by an open storage tank, two open structures are all open towards the body direction, be very easily to move to body with this two clamping block, and very easily produce the disappearance that two clamping blocks all move to body, thereby cause unnecessary blocking, and make that commutation is certain inadequately, even after the commutation, blocking that can't be certain drives, and the efficient that blocking drives just lowers naturally relatively, so commonly use the real necessity that improvement is arranged of spanner.
The technical problem of above-mentioned conventional construction is to be, this two clamping block is guided by open dial hole of control panel and the open storage tank of noumenal seat, and this two open structure is all open towards the driving mechanism direction, there is no the member that any assistance fixes the location therebetween, so this two clipping block very easily moves to body, and the defective of the efficient that influential clip drives.
[summary of the invention]
The objective of the invention is to overcome the defective of above-mentioned prior art and a kind of reversing ratchet wrench is provided, one port is set between direction control flume and combined hole, and be equipped with a C shape holding firmware and seal this port, and can make the marriage relation of direction piece and gathering sill more firm, and the clip effect that can therefore promote direction piece and drive unit.
Based on above-mentioned purpose, the invention provides a kind of reversing ratchet wrench, it is characterized in that: include:
One spanner shank, this spanner shank is provided with drive division in an end, and this drive division is provided with a combined hole and a direction control flume, is provided with a bridge portion between this combined hole and this direction control flume, and this combined hole is equipped with Yi Kagou, and this Ka Gou is provided with a port that is communicated to this direction control flume in this bridge portion;
One gathering sill is to be opened in this combined hole one side, and is communicated in this direction control flume and this port;
One drive unit is to be placed in this combined hole, and is equipped with the holding firmware that clip is incorporated into this Ka Gou;
Two direction pieces are to be arranged in this gathering sill, and are provided with guide sliding part in the direction piece;
One direction-control apparatus is to be arranged in this direction control flume, and this direction-control apparatus is provided with the guide groove that the guide sliding part for this two directions piece is installed with, and this two directions piece and this gathering sill are slidingly matched;
This direction piece is to be incorporated in the gathering sill via port, and the holding firmware of this drive unit seals port.
Described reversing ratchet wrench is characterized in that: be provided with a locating hole in this direction control flume, and be provided with the elastomer and the steel ball of this direction-control apparatus of location in this locating hole.
Described reversing ratchet wrench is characterized in that: this direction-control apparatus includes a control piece, and this control piece bottom is provided with two hole clippings, and this steel ball clip is in a hole clipping wherein.
Described reversing ratchet wrench is characterized in that: this control piece top is provided with shank.
Described reversing ratchet wrench is characterized in that: this direction-control apparatus is to include a control piece, and this control piece be equipped with a holding firmware with clip in this direction control flume.
Described reversing ratchet wrench is characterized in that: this control piece bottom is provided with a projection, and this projection is provided with a holding firmware, and the centre correspondence of this direction control flume is provided with a perforation, this this projection of control piece mat and being hubbed in the perforation, and this holding firmware location of mat.
Described reversing ratchet wrench, it is characterized in that: the bottom of this control piece is the groove that is provided with a tool internal thread, and the centre correspondence of this direction control flume is provided with a perforation, the externally threaded gim peg of one tool is arranged in this perforation and is screwed together in this groove, and makes this control piece be hubbed at this direction control flume.
Described reversing ratchet wrench is characterized in that: be provided with a spring between this two directions piece.
Described reversing ratchet wrench is characterized in that: this drive unit periphery ring is provided with ratchet, and this two directions piece also correspondence be provided with intermeshing with it ratchet.
Described reversing ratchet wrench is characterized in that: this guide sliding part is to be column.
Described reversing ratchet wrench is characterized in that: this holding firmware is a C shape button.
Described reversing ratchet wrench is characterized in that: this holding firmware is provided with a location division, and this location division is embedded in this port with this port sealing.
Reversing ratchet wrench of the present invention, one end of its spanner shank is to be provided with a combined hole and a direction control flume, this combined hole is can be for the drive unit setting of a tool C shape holding firmware, and be to be provided with a supplier between combined hole and the direction control flume to the ccontaining gathering sill of piece, and the gathering sill top is to be provided with port to be communicated with combined hole and direction control flume, but this port is the direction piece of sacrificial vessel column guide sliding part to be incorporated in the gathering sill rapidly, and the C shape holding firmware that can utilize drive unit is with the sealing port, so that the direction piece combines with gathering sill is more firm.
Can summarize the present invention with regard to the above and have following advantage:
1, reversing ratchet wrench of the present invention, when its drive unit is arranged at combined hole, be the location division that can utilize C shape holding firmware sealing this port, and can make the marriage relation of direction piece and gathering sill more firm, and the clip effect that can therefore promote direction piece and drive unit.
2, reversing ratchet wrench of the present invention, its direction control flume and combined hole are to be provided with a port, when the direction piece is desired to insert gathering sill, be earlier guide sliding part to be slipped in the port, and making the direction piece can be incorporated into gathering sill smoothly, its combination is simply quick, is a splendid design in fact.
Other purposes, advantage and novel characteristics of the present invention will be more obvious from the following detailed description and related drawings.
[description of drawings]
Fig. 1: be three-dimensional appearance structural representation of the present invention;
Fig. 2: be three-dimensional decomposition texture schematic diagram of the present invention;
Fig. 3: be the structural representation of bonding state of the present invention;
Fig. 4: be partial structure cutaway view of the present invention;
Fig. 5: be the second preferred embodiment structural representation of the present invention;
Fig. 6: be the 3rd preferred embodiment structural representation of the present invention.
[specific embodiment]
Relevant the technology used in the present invention, means and effect thereof, lift now that preferred embodiment and conjunction with figs. describe in detail as after;
Please consult Fig. 1～shown in Figure 4 earlier, be the structure of the selected a kind of embodiment of the present invention, only for the usefulness of explanation, the present invention is not subjected to the restriction of this kind structure for this.
Consult Fig. 1, ratchet spanner 1 of the present invention includes a spanner shank 10, and an end of this spanner shank 10 is to be provided with a drive division 11, this drive division 11 is to be penetrated with a combined hole 12 to fix combination for a drive unit 20, the pre-position that this drive division 11 is adjacent to combined hole 12 is provided with a direction-control apparatus 40 in addition, by adjusting the beat of this direction-control apparatus 40, but be the direction of accessory drive 20 with respect to drive division 11 rotations.
Consult Fig. 2, be three-dimensional exploded view of the present invention.With reference to this figure, the drive division 11 of this spanner shank 10 is to be provided with one to run through combined hole 12, and the pre-position that is adjacent to combined hole 12 is to be provided with a direction control flume 13, be that a bridge portion 15 is arranged between this direction control flume 13 and the combined hole 12, and this bridge portion 15 has broken to form a port 151 in central pre-position, and these port 151 belows are provided with an arc guide groove 14 that is communicated in combined hole 12 and direction control flume 13;
These combined hole 12 apical margins more are equipped with one by bridge portion 15 and interrupt card ditch 121 in port 151, and it is to supply drive unit 20 clips, and therefore place restrictions on drive unit 20 and pass;
But this direction control flume 13 be the supplier to control device 40 combinations, and the pre-position of this direction control flume 13 is to be provided with a locating hole 131, this locating hole 131 can be provided with for an elastomer 132 and steel ball 133;
This gathering sill 14 is to be provided with for a directed clamping and drawing device 30, but and should orientation clamping and drawing device 30 be the control of recipient to control device 40, and the restriction of drive unit 20 different rotary directions is provided;
This drive unit 20 is can be for such as sleeve or joint combination, and its periphery ring is provided with ratchet 22, and is combined with a C shape holding firmware 21 so that drive unit 20 is embedded in the card ditch 121 in apical margin;
This holding firmware 21 also includes a location division 211 that is arranged at head, and when this holding firmware 21 was embedded in the card ditch 121, this location division 211 was to convexedly stretch in the port 151, and makes this port 151 form closed states;
This orientation clamping and drawing device 30 is to include two direction pieces 31, and be to be provided with a spring 32 between the two direction pieces 31 so that this two directions piece 31 has the top power of separation, this two directions piece 31 is to be provided with ratchet 311 with respect to the end face of drive unit 20, and is provided with the guide sliding part 312 of column with respect to the end face of direction-control apparatus 40;
This direction-control apparatus 40 is to include a discoid control piece 41, its top is provided with shank 411 is adjusted turn for the user usefulness, and periphery ring be provided with a C shape holding firmware 412 with clip in direction control flume 13, and these control piece 41 bottoms are to be provided with two hole clippings 413 and a guide groove 414 with respect to guide sliding part 312, utilize the rotation of control piece 41, be to make two hole clippings, 413 selectivity and steel ball 133 clips, and make guide groove 414 deflections drive a relatively side of gathering sill 14 of two direction pieces 31, and drive to drive unit 20 blockings with single direction piece 31.
Consult Fig. 3, be the schematic diagram of bonding state of the present invention.With reference to this figure, between this direction control flume 13 and the combined hole 12 because of being provided with a port 151, so when direction piece 31 is desired to insert gathering sill 14, be earlier guide sliding part 312 to be slipped in the port 151, and make direction piece 31 can be incorporated into gathering sill 14 smoothly, simple and easy to finish in conjunction with action.
Consult Fig. 4, be part cutaway view of the present invention.With reference to this figure, when this drive unit 20 is placed in combined hole 12, be to utilize C shape holding firmware 21 clips in card ditch 121, and because of this C shape holding firmware 21 is provided with location division 211 to seal this port 151, be to place restrictions on this two directions piece 31 to move to drive unit 20, and therefore can make direction piece 31 firmly be arranged in the gathering sill 14, and can promote certain clip effect of direction piece 31 and drive unit 20.
Please consulting Fig. 5,6 again, is the schematic diagram of the invention process in different kenel ratchet spanneres.As shown in Figure 5, be second preferred embodiment of the present invention, this embodiment is identical with first embodiment on many structures and effect, it mainly changes part is to be, these control piece 41 bottoms are to be provided with a projection 415, and projection 415 is provided with a C shape holding firmware 416, and the centre of this direction control flume 13 is the corresponding perforation 134 that are provided with, this control piece 41 is can utilize projection 415 and be hubbed in the perforation 134, and can utilize C shape holding firmware 416 with really fixing; For another shown in Figure 6, be the 3rd preferred embodiment of the present invention, this embodiment is identical with first embodiment on many structures and effect, it mainly changes part is to be, the bottom of this control piece 41 is the grooves 417 that are provided with a tool internal thread form, and the centre of direction control flume is that the corresponding externally threaded gim peg 42 of perforation 134, one tools that is provided with is can be arranged in perforation 134 and be screwed together in groove 417, but and makes control piece 41 pivots due to direction control flume 13.
Claims (12)
1, a kind of reversing ratchet wrench is characterized in that: include:
One spanner shank, this spanner shank is provided with drive division in an end, and this drive division is provided with a combined hole and a direction control flume, is provided with a bridge portion between this combined hole and this direction control flume, and this combined hole is equipped with Yi Kagou, and this Ka Gou is provided with a port that is communicated to this direction control flume in this bridge portion;
One gathering sill is to be opened in this combined hole one side, and is communicated in this direction control flume and this port;
One drive unit is to be placed in this combined hole, and is equipped with the holding firmware that clip is incorporated into this Ka Gou;
Two direction pieces are to be arranged in this gathering sill, and are provided with guide sliding part in the direction piece;
One direction-control apparatus is to be arranged in this direction control flume, and this direction-control apparatus is provided with the guide groove that the guide sliding part for this two directions piece is installed with, and this two directions piece and this gathering sill are slidingly matched;
This direction piece is to be incorporated in the gathering sill via port, and the holding firmware of this drive unit seals port.
2, reversing ratchet wrench as claimed in claim 1 is characterized in that: be provided with a locating hole in this direction control flume, and be provided with the elastomer and the steel ball of this direction-control apparatus of location in this locating hole.
3, reversing ratchet wrench as claimed in claim 2 is characterized in that: this direction-control apparatus includes a control piece, and this control piece bottom is provided with two hole clippings, and this steel ball clip is in a hole clipping wherein.
4, reversing ratchet wrench as claimed in claim 3 is characterized in that: this control piece top is provided with shank.
5, reversing ratchet wrench as claimed in claim 1 is characterized in that: this direction-control apparatus is to include a control piece, and this control piece be equipped with a holding firmware with clip in this direction control flume.
6, reversing ratchet wrench as claimed in claim 5, it is characterized in that: this control piece bottom is provided with a projection, and this projection is provided with a holding firmware, and the centre correspondence of this direction control flume is provided with a perforation, this this projection of control piece mat and being hubbed in the perforation, and this holding firmware location of mat.
7, reversing ratchet wrench as claimed in claim 5, it is characterized in that: the bottom of this control piece is the groove that is provided with a tool internal thread, and the centre correspondence of this direction control flume is provided with a perforation, the externally threaded gim peg of one tool is arranged in this perforation and is screwed together in this groove, and makes this control piece be hubbed at this direction control flume.
8, reversing ratchet wrench as claimed in claim 1 is characterized in that: be provided with a spring between this two directions piece.
9, reversing ratchet wrench as claimed in claim 1 is characterized in that: this drive unit periphery ring is provided with ratchet, and this two directions piece also correspondence be provided with intermeshing with it ratchet.
10, reversing ratchet wrench as claimed in claim 1 is characterized in that: this guide sliding part is to be column.
11, reversing ratchet wrench as claimed in claim 1 is characterized in that: this holding firmware is a C shape button.
12, reversing ratchet wrench as claimed in claim 1 is characterized in that: this holding firmware is provided with a location division, and this location division is embedded in this port with this port sealing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/454,196 | 2003-06-05 | ||
| US10/454,196 US7082859B2 (en) | 2003-05-29 | 2003-06-05 | Robust wrench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1572427A true CN1572427A (en) | 2005-02-02 |
| CN1270873C CN1270873C (en) | 2006-08-23 |
Family
ID=33159543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310116514 Expired - Lifetime CN1270873C (en) | 2003-06-05 | 2003-11-14 | Reversing ratchet wrench |
Country Status (3)
| Country | Link |
|---|---|
| EP (2) | EP1484135B1 (en) |
| CN (1) | CN1270873C (en) |
| DE (1) | DE60303469T2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014389A (en) * | 2018-01-10 | 2019-07-16 | 豪越股份有限公司 | Reversing arrangement and ratchet spanner with the reversing arrangement |
| CN111604849A (en) * | 2019-02-26 | 2020-09-01 | 豪越股份有限公司 | Reversing device and ratchet wrench with same |
| US11110571B2 (en) | 2019-08-28 | 2021-09-07 | Haur Yueh Co., Ltd. | Switch device and ratchet wrench having the same |
| CN114833754A (en) * | 2021-02-02 | 2022-08-02 | 施耐宝公司 | Ratchet mechanism with double pawls |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8499666B2 (en) * | 2007-03-21 | 2013-08-06 | Snap-On Incorporated | Dual pawl ratchet mechanism and reversing method |
| US7987747B2 (en) * | 2007-04-05 | 2011-08-02 | Snap-On Incorporated | Bias assembly for ratchet tools |
| TW201000267A (en) * | 2008-06-19 | 2010-01-01 | Hou-Fei Hu | Three-way ratchet wrench |
| CN101642901B (en) * | 2008-08-07 | 2012-05-30 | 胡厚飞 | Three-section positioning ratchet spanner |
| CN101670567B (en) * | 2008-09-08 | 2012-07-04 | 胡厚飞 | Ratchet wrench |
| CN101683729B (en) * | 2008-09-28 | 2012-03-14 | 胡厚飞 | Three-way ratchet wrench |
| TWI500485B (en) * | 2014-10-30 | 2015-09-21 | Infar Ind Co Ltd | Ratchet wrench structure |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6230591B1 (en) * | 1999-07-30 | 2001-05-15 | Hand Tool Design Corporation | Reversible ratcheting tool with improved gear wheel/pawl engagement |
| GB2353746B (en) * | 1999-09-04 | 2001-08-22 | Jack Lee | Ratchet tool |
| US6289771B1 (en) * | 2000-07-06 | 2001-09-18 | Chih-Ching Hsieh | Double-reversible ratchet wrench |
| US6386072B1 (en) * | 2001-03-21 | 2002-05-14 | Chi Yuan-Chin | Ratchet tool |
| US6382052B1 (en) * | 2001-04-02 | 2002-05-07 | Shwu Ruu Chen | Ratchet tool |
| DE10238803B4 (en) * | 2001-08-27 | 2004-09-09 | Bobby Hu | Method of making a ratchet wrench |
| DE20201047U1 (en) * | 2002-01-24 | 2002-04-11 | Lee Daniel | ratchet wrench |
| US6513409B1 (en) * | 2002-01-25 | 2003-02-04 | Daniel Lee | Ratchet wrench structure |
-
2003
- 2003-08-18 DE DE2003603469 patent/DE60303469T2/en not_active Expired - Lifetime
- 2003-08-18 EP EP20030018541 patent/EP1484135B1/en not_active Expired - Lifetime
- 2003-08-18 EP EP05021712A patent/EP1618997A1/en active Pending
- 2003-11-14 CN CN 200310116514 patent/CN1270873C/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110014389A (en) * | 2018-01-10 | 2019-07-16 | 豪越股份有限公司 | Reversing arrangement and ratchet spanner with the reversing arrangement |
| CN111604849A (en) * | 2019-02-26 | 2020-09-01 | 豪越股份有限公司 | Reversing device and ratchet wrench with same |
| CN111604849B (en) * | 2019-02-26 | 2022-03-25 | 豪越股份有限公司 | Reversing device and ratchet wrench with same |
| US11110571B2 (en) | 2019-08-28 | 2021-09-07 | Haur Yueh Co., Ltd. | Switch device and ratchet wrench having the same |
| CN114833754A (en) * | 2021-02-02 | 2022-08-02 | 施耐宝公司 | Ratchet mechanism with double pawls |
| US11865678B2 (en) | 2021-02-02 | 2024-01-09 | Snap-On Incorporated | Dual pawl ratchet mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1270873C (en) | 2006-08-23 |
| EP1484135A1 (en) | 2004-12-08 |
| EP1484135B1 (en) | 2006-02-08 |
| EP1618997A1 (en) | 2006-01-25 |
| DE60303469T2 (en) | 2006-09-07 |
| DE60303469D1 (en) | 2006-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1270873C (en) | Reversing ratchet wrench | |
| CN100337798C (en) | Comb-vibration preventing structure for hair cutter | |
| TWI445597B (en) | Adjustable ratchet wrench | |
| CN1968776A (en) | Orbital reciprocating saw | |
| CN200942502Y (en) | Ratchet wheel construction of screw driver | |
| CN100343022C (en) | Reversing ratchet spanner with antiseizing structure | |
| US9352451B1 (en) | Workholding apparatus | |
| CN1976783A (en) | Handgrip for a hand tool | |
| US9227303B1 (en) | Workholding apparatus | |
| CN2790644Y (en) | Self-tight drill chuck with lock | |
| CN1272143C (en) | Simple clamping device of ratchect spanner | |
| CN1590028A (en) | Ratchet wrench | |
| CN200954608Y (en) | Moveable spanner | |
| CN2654284Y (en) | Manual tool extension structure | |
| CN2510240Y (en) | Lever-driving noise-free wrench | |
| CN2368658Y (en) | Structure and device for one way ratchet for hand tools | |
| CN2646320Y (en) | Angle adjustable non-door frame hinge | |
| CN2832377Y (en) | Self-locking hand-screwed drill chuck | |
| CN2767061Y (en) | Ratchet wrench positioning structure | |
| JP4290677B2 (en) | monkey wrench | |
| JP2004050402A (en) | Hook screw driver | |
| CN220534022U (en) | Fixing device is used in auto parts processing | |
| CN2411082Y (en) | Spanner structure | |
| CN220516131U (en) | Sliding clamping seat of milling machine for doors and windows of system | |
| CN210500125U (en) | Multifunctional bench clamp head |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20060823 |
|
| CX01 | Expiry of patent term |