TW278060B - Teeth engagement wrench - Google Patents

Teeth engagement wrench

Info

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
Application number
TW83106749A
Other languages
Chinese (zh)
Inventor
Gwo-Shiun Shu
Original Assignee
Gwo-Shiun Shu
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gwo-Shiun Shu filed Critical Gwo-Shiun Shu
Priority to TW83106749A priority Critical patent/TW278060B/en
Application granted granted Critical
Publication of TW278060B publication Critical patent/TW278060B/en

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.
TW83106749A 1994-07-22 1994-07-22 Teeth engagement wrench TW278060B (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (8)

* Cited by examiner, † Cited by third party
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