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GB2392404B - A Ratchet mechanism for tools - Google Patents

A Ratchet mechanism for tools

Info

Publication number
GB2392404B
GB2392404B GB0219918A GB0219918A GB2392404B GB 2392404 B GB2392404 B GB 2392404B GB 0219918 A GB0219918 A GB 0219918A GB 0219918 A GB0219918 A GB 0219918A GB 2392404 B GB2392404 B GB 2392404B
Authority
GB
United Kingdom
Prior art keywords
tools
ratchet mechanism
ratchet
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.)
Expired - Fee Related
Application number
GB0219918A
Other versions
GB0219918D0 (en
GB2392404A (en
Inventor
Ching Chen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB0219918A priority Critical patent/GB2392404B/en
Priority to DE20213360U priority patent/DE20213360U1/en
Publication of GB0219918D0 publication Critical patent/GB0219918D0/en
Publication of GB2392404A publication Critical patent/GB2392404A/en
Application granted granted Critical
Publication of GB2392404B publication Critical patent/GB2392404B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
  • Transmission Devices (AREA)
GB0219918A 2002-08-28 2002-08-28 A Ratchet mechanism for tools Expired - Fee Related GB2392404B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0219918A GB2392404B (en) 2002-08-28 2002-08-28 A Ratchet mechanism for tools
DE20213360U DE20213360U1 (en) 2002-08-28 2002-08-30 ratchet mechanism

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0219918A GB2392404B (en) 2002-08-28 2002-08-28 A Ratchet mechanism for tools
DE20213360U DE20213360U1 (en) 2002-08-28 2002-08-30 ratchet mechanism

Publications (3)

Publication Number Publication Date
GB0219918D0 GB0219918D0 (en) 2002-10-02
GB2392404A GB2392404A (en) 2004-03-03
GB2392404B true GB2392404B (en) 2005-11-30

Family

ID=32471719

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0219918A Expired - Fee Related GB2392404B (en) 2002-08-28 2002-08-28 A Ratchet mechanism for tools

Country Status (2)

Country Link
DE (1) DE20213360U1 (en)
GB (1) GB2392404B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2468544A (en) * 2009-03-14 2010-09-15 Jin-Tsai Lai Bi-directional Ratchet Screwdriver

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796492A (en) * 1988-05-20 1989-01-10 Liou Mou Tang Clutch type socket wrench
GB2353746A (en) * 1999-09-04 2001-03-07 Jack Lee Twin pawled ratchet tool

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4796492A (en) * 1988-05-20 1989-01-10 Liou Mou Tang Clutch type socket wrench
GB2353746A (en) * 1999-09-04 2001-03-07 Jack Lee Twin pawled ratchet tool

Also Published As

Publication number Publication date
GB0219918D0 (en) 2002-10-02
GB2392404A (en) 2004-03-03
DE20213360U1 (en) 2002-10-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090828