TW430597B - Round-shaped ratchet wrench - Google Patents

Round-shaped ratchet wrench

Info

Publication number
TW430597B
TW430597B TW89114676A TW89114676A TW430597B TW 430597 B TW430597 B TW 430597B TW 89114676 A TW89114676 A TW 89114676A TW 89114676 A TW89114676 A TW 89114676A TW 430597 B TW430597 B TW 430597B
Authority
TW
Taiwan
Prior art keywords
inner peripheral
peripheral teeth
ratchet wrench
driving
round
Prior art date
Application number
TW89114676A
Other languages
Chinese (zh)
Inventor
Shoji Suzuki
Original Assignee
Koken Tool
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 Koken Tool filed Critical Koken Tool
Application granted granted Critical
Publication of TW430597B publication Critical patent/TW430597B/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
    • B25B13/465—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)
  • Steering Devices For Bicycles And Motorcycles (AREA)

Abstract

This invention provides an improved round-shaped ratchet wrench allowing easy identification of the switching board being at an engaging side or a disengaging side. The wrench comprises a inner peripheral teeth provided on an annular portion formed at a tip end of body handle allowing swaying operation; a segment cam, capable of being engaged with or disengaged from the inner peripheral teeth, contained in the annular portion; a driving body having a driving salient; a spring provided on the driving body capable of urging the segment cam towards the inner peripheral teeth to engage with the inner peripheral teeth; and a cap body provided on a switching board, indicating with switching letters (R, L), which is above the driving body, and marked with an arrow on the surface.
TW89114676A 2000-02-28 2000-07-24 Round-shaped ratchet wrench TW430597B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000051330A JP2001239467A (en) 2000-02-28 2000-02-28 Round ratchet wrench

Publications (1)

Publication Number Publication Date
TW430597B true TW430597B (en) 2001-04-21

Family

ID=18572992

Family Applications (1)

Application Number Title Priority Date Filing Date
TW89114676A TW430597B (en) 2000-02-28 2000-07-24 Round-shaped ratchet wrench

Country Status (3)

Country Link
JP (1) JP2001239467A (en)
DE (1) DE10062685A1 (en)
TW (1) TW430597B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH514404A (en) * 1969-05-28 1971-10-31 Usag S P A Reversible ratchet for the transmission of torque
JPH0352631U (en) * 1989-09-29 1991-05-22
US5603393A (en) * 1993-10-12 1997-02-18 Snap-On Technologies, Inc. Ratchet head assembly and reversing knob therefor
FR2745516B1 (en) * 1996-03-01 1998-04-17 Facom DEVICE FOR THE UNIDIRECTIONAL DRIVE OF A ROTATING MEMBER, AND RATCHET TOOL PROVIDED WITH SUCH A DEVICE

Also Published As

Publication number Publication date
JP2001239467A (en) 2001-09-04
DE10062685A1 (en) 2002-02-07

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Legal Events

Date Code Title Description
GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees