CA2952889C - Thin bidirection ratchet wrench - Google Patents
Thin bidirection ratchet wrench Download PDFInfo
- Publication number
- CA2952889C CA2952889C CA2952889A CA2952889A CA2952889C CA 2952889 C CA2952889 C CA 2952889C CA 2952889 A CA2952889 A CA 2952889A CA 2952889 A CA2952889 A CA 2952889A CA 2952889 C CA2952889 C CA 2952889C
- Authority
- CA
- Canada
- Prior art keywords
- pawl
- pawl element
- ratchet surface
- ratchet
- main shaft
- 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.)
- Active
Links
- 230000002457 bidirectional effect Effects 0.000 claims description 43
- 230000005540 biological transmission Effects 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 7
- 238000004663 powder metallurgy Methods 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- B25B13/48—Spanners; Wrenches for special purposes
- B25B13/481—Spanners; Wrenches for special purposes for operating in areas having limited access
-
- 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
- B25B13/02—Spanners; Wrenches with rigid jaws
- B25B13/06—Spanners; Wrenches with rigid jaws of socket type
-
- 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
- B25B13/465—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 internally toothed ring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/080303 WO2015192354A1 (zh) | 2014-06-19 | 2014-06-19 | 薄型双向棘轮扳手 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2952889A1 CA2952889A1 (en) | 2015-12-23 |
CA2952889C true CA2952889C (en) | 2021-03-30 |
Family
ID=54934707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2952889A Active CA2952889C (en) | 2014-06-19 | 2014-06-19 | Thin bidirection ratchet wrench |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3159110A4 (de) |
CA (1) | CA2952889C (de) |
WO (1) | WO2015192354A1 (de) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5603393A (en) * | 1993-10-12 | 1997-02-18 | Snap-On Technologies, Inc. | Ratchet head assembly and reversing knob therefor |
JP3001811B2 (ja) * | 1996-07-09 | 2000-01-24 | ハンド トゥール デザイン コーポレイション | 高いトルクを持つラチェットレンチの改良構造 |
US6044731A (en) * | 1999-03-25 | 2000-04-04 | Hsieh; Chih-Ching | Double-reversible ratchet wrench |
CN201147913Y (zh) * | 2007-08-23 | 2008-11-12 | 齐建忠 | 旋转式双向棘轮竖柄扳手 |
CN201211654Y (zh) * | 2008-07-02 | 2009-03-25 | 吴天国 | 低噪音带润滑的双向棘轮两用扳手 |
US20100275737A1 (en) * | 2009-05-01 | 2010-11-04 | Lin Chien-Yueh | Bi-directional ratchet wrench |
US7966912B1 (en) * | 2010-03-30 | 2011-06-28 | Black & Decker Inc. | Ratcheting wrench |
CN203045591U (zh) * | 2013-01-18 | 2013-07-10 | 杭州巨星工具有限公司 | 双向扳手 |
CN203245777U (zh) * | 2013-04-03 | 2013-10-23 | 杭州巨星工具有限公司 | 扳手 |
-
2014
- 2014-06-19 EP EP14895008.2A patent/EP3159110A4/de not_active Withdrawn
- 2014-06-19 CA CA2952889A patent/CA2952889C/en active Active
- 2014-06-19 WO PCT/CN2014/080303 patent/WO2015192354A1/zh active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP3159110A4 (de) | 2018-03-07 |
WO2015192354A1 (zh) | 2015-12-23 |
CA2952889A1 (en) | 2015-12-23 |
EP3159110A1 (de) | 2017-04-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20190619 |