TW410709U - Ratchet wrench - Google Patents

Ratchet wrench

Info

Publication number
TW410709U
TW410709U TW88201975U TW88201975U TW410709U TW 410709 U TW410709 U TW 410709U TW 88201975 U TW88201975 U TW 88201975U TW 88201975 U TW88201975 U TW 88201975U TW 410709 U TW410709 U TW 410709U
Authority
TW
Taiwan
Prior art keywords
ratchet wrench
wrench
ratchet
Prior art date
Application number
TW88201975U
Other languages
Chinese (zh)
Inventor
Shoichiro Yamashita
Original Assignee
Yamashita Ko Ken Tool Co
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 Yamashita Ko Ken Tool Co filed Critical Yamashita Ko Ken Tool Co
Publication of TW410709U publication Critical patent/TW410709U/en

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
TW88201975U 1998-10-08 1999-02-05 Ratchet wrench TW410709U (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28636598A JP3745129B2 (en) 1998-10-08 1998-10-08 Ratchet wrench

Publications (1)

Publication Number Publication Date
TW410709U true TW410709U (en) 2000-11-01

Family

ID=17703448

Family Applications (1)

Application Number Title Priority Date Filing Date
TW88201975U TW410709U (en) 1998-10-08 1999-02-05 Ratchet wrench

Country Status (3)

Country Link
JP (1) JP3745129B2 (en)
DE (1) DE19928132C2 (en)
TW (1) TW410709U (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002239934A (en) * 2001-02-20 2002-08-28 Yamashita Kogyo Kenkyusho:Kk Ratchet wrench
US6431030B1 (en) * 2001-07-12 2002-08-13 Wen-Jin Kuo Adjusting structure for a ratchet wrench
US20040089108A1 (en) * 2002-11-11 2004-05-13 Chuck Chang Wrench having a locking device with a smaller driving angle
TW201000266A (en) * 2008-06-19 2010-01-01 Hou-Fei Hu Reversible wrench with effect of reversing and positioning
US7775141B2 (en) 2008-08-01 2010-08-17 Snap-On Incorporated Extended low-torque ratchet wrench
TWI382895B (en) * 2010-07-09 2013-01-21 Direction changing structure for a ratchet hand tool
EP2844432B1 (en) * 2012-04-30 2017-09-13 Jeffrey Dean Macdonald Open-ended ratchet wrench
CN204135953U (en) * 2014-09-01 2015-02-04 李永光 Ratchet spanner

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1062140A (en) * 1912-09-30 1913-05-20 Floyd Bisch Ratchet-wrench.
DE8119306U1 (en) * 1981-07-02 1981-10-29 Gedore-Werkzeugfabrik Otto Dowidat, 5630 Remscheid "SWITCHABLE RATCHET KEY"
US5174176A (en) * 1991-12-09 1992-12-29 Snap-On Tools Corporation Reversible rachet wrench with integrated dual pawl and spring and cam unit

Also Published As

Publication number Publication date
JP2000117648A (en) 2000-04-25
JP3745129B2 (en) 2006-02-15
DE19928132A1 (en) 2000-04-20
DE19928132C2 (en) 2000-11-09

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Legal Events

Date Code Title Description
GD4K Issue of patent certificate for granted utility model filed before june 30, 2004
MK4K Expiration of patent term of a granted utility model