TW278060B - Teeth engagement wrench - Google Patents
Teeth engagement wrenchInfo
- Publication number
- TW278060B TW278060B TW83106749A TW83106749A TW278060B TW 278060 B TW278060 B TW 278060B TW 83106749 A TW83106749 A TW 83106749A TW 83106749 A TW83106749 A TW 83106749A TW 278060 B TW278060 B TW 278060B
- Authority
- TW
- Taiwan
- Prior art keywords
- wedge
- nut
- hole
- claw
- backward
- Prior art date
Links
Landscapes
- Clamps And Clips (AREA)
Abstract
The present invention "Teeth engagement wrench", between the top and bottom claws like a general open fixed wrench, having a circular slot to fit the maximum size of nut, two clamping faces larger than the maximum size of nut set on the tips of claws, a wedge mechanism disposed in the top and bottom claws respectively, in which the wedge mechanism in top claw including: a plurality of working teeth, which is set in the wedge hole on top claw and have an specific orientation, extending outward from wedge hole to clamp the nut in the space between the circular slot and nut while a forward torque is applied and moving back while a backward torque is applied, a cylindrical wedge making nut twist backward, a positioning spring disposed in the wedge hole, and a positioning pin disposed in the screw hole on the top claw cooperating with the spline on the cylindrical wedge to limit the wedge and to prevent it from rolling; the wedge mechanism in bottom claw including: a plurality of working teeth, which is set in the wedge hole on bottom claw and have an specific orientation, extending outward from wedge hole to clamp the nut in the space between the circular slot and nut while a forward torque is applied and moving back while a backward torque is applied, a cylindrical wedge making nut twist backward, a returning spring disposed in the half-open hole on the back of bottom cylindrical wedge, and a press strip, fixed by a bolt, which end is inlayed in the half-open hole to press the spring and to prevent the wedge from rolling.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW83106749A TW278060B (en) | 1994-07-22 | 1994-07-22 | Teeth engagement wrench |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW83106749A TW278060B (en) | 1994-07-22 | 1994-07-22 | Teeth engagement wrench |
Publications (1)
Publication Number | Publication Date |
---|---|
TW278060B true TW278060B (en) | 1996-06-11 |
Family
ID=51397412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW83106749A TW278060B (en) | 1994-07-22 | 1994-07-22 | Teeth engagement wrench |
Country Status (1)
Country | Link |
---|---|
TW (1) | TW278060B (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2113340A2 (en) | 2008-04-30 | 2009-11-04 | Danaher Tool Limited, Taiwan Branch | Ratchetable open-ended wrench |
EP2248631A1 (en) | 2009-05-07 | 2010-11-10 | Danaher Tool Limited, Taiwan Branch | Ratchetable open-ended wrench |
US8347764B2 (en) | 2008-06-10 | 2013-01-08 | Apex Tool (Hk) Limited Taiwan Branch | Ratchetable open-ended wrench |
TWI414399B (en) * | 2011-04-29 | 2013-11-11 | ||
TWI424904B (en) * | 2007-08-15 | 2014-02-01 | Stanley Works | Self-adjusting wrench |
-
1994
- 1994-07-22 TW TW83106749A patent/TW278060B/en not_active IP Right Cessation
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI424904B (en) * | 2007-08-15 | 2014-02-01 | Stanley Works | Self-adjusting wrench |
EP2113340A2 (en) | 2008-04-30 | 2009-11-04 | Danaher Tool Limited, Taiwan Branch | Ratchetable open-ended wrench |
US8631725B2 (en) | 2008-04-30 | 2014-01-21 | Apex Tool (Hk) Limited Taiwan Branch | Ratchetable open-ended wrench |
US8347764B2 (en) | 2008-06-10 | 2013-01-08 | Apex Tool (Hk) Limited Taiwan Branch | Ratchetable open-ended wrench |
US8978524B2 (en) | 2008-06-10 | 2015-03-17 | Apex Took (HK) Limited Taiwan Branch | Ratchetable open-ended wrench |
EP2248631A1 (en) | 2009-05-07 | 2010-11-10 | Danaher Tool Limited, Taiwan Branch | Ratchetable open-ended wrench |
EP2255927A2 (en) | 2009-05-07 | 2010-12-01 | Danaher Tool Limited, Taiwan Branch | Ratchetable open-ended wrench |
TWI414399B (en) * | 2011-04-29 | 2013-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MC4A | Revocation of granted patent |