EP0994765A4 - Ratchet type ring spanner - Google Patents

Ratchet type ring spanner

Info

Publication number
EP0994765A4
EP0994765A4 EP98926406A EP98926406A EP0994765A4 EP 0994765 A4 EP0994765 A4 EP 0994765A4 EP 98926406 A EP98926406 A EP 98926406A EP 98926406 A EP98926406 A EP 98926406A EP 0994765 A4 EP0994765 A4 EP 0994765A4
Authority
EP
European Patent Office
Prior art keywords
type ring
ratchet type
ring spanner
spanner
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.)
Withdrawn
Application number
EP98926406A
Other languages
German (de)
French (fr)
Other versions
EP0994765A1 (en
Inventor
Nai-Lin Ma
Jessie Chow
Bobby Hu
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.)
Hand Tool Design Corp
Original Assignee
Hand Tool Design Corp
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 Hand Tool Design Corp filed Critical Hand Tool Design Corp
Publication of EP0994765A1 publication Critical patent/EP0994765A1/en
Publication of EP0994765A4 publication Critical patent/EP0994765A4/en
Withdrawn legal-status Critical Current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
    • 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
    • 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

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)
EP98926406A 1997-06-09 1998-06-09 Ratchet type ring spanner Withdrawn EP0994765A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US87160497A 1997-06-09 1997-06-09
US871604 1997-06-09
PCT/US1998/011796 WO1998056539A1 (en) 1997-06-09 1998-06-09 Ratchet type ring spanner

Publications (2)

Publication Number Publication Date
EP0994765A1 EP0994765A1 (en) 2000-04-26
EP0994765A4 true EP0994765A4 (en) 2000-05-24

Family

ID=25357771

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98926406A Withdrawn EP0994765A4 (en) 1997-06-09 1998-06-09 Ratchet type ring spanner

Country Status (10)

Country Link
EP (1) EP0994765A4 (en)
JP (1) JP2002504028A (en)
KR (1) KR20010013622A (en)
CN (1) CN1262640A (en)
AU (1) AU7825198A (en)
BR (1) BR9809997A (en)
CA (1) CA2293796C (en)
ID (1) ID23993A (en)
IL (1) IL133344A0 (en)
WO (1) WO1998056539A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6918323B2 (en) * 2002-11-01 2005-07-19 Easco Hand Tools Inc. Reversible ratcheting tool with improved pawl
CN100384594C (en) * 2003-10-09 2008-04-30 陈泰佐 Unidirectional driving spanner with protective device
TW201412467A (en) * 2012-09-20 2014-04-01 New Way Tools Co Ltd Easy-to-assemble ratchet wrench
US10688631B2 (en) 2016-09-20 2020-06-23 Milwaukee Electric Tool Corporation Ratchet mechanism for tool
CN107791182A (en) * 2017-12-02 2018-03-13 山东钢铁股份有限公司 A kind of quick combined simple type spanner
USD912483S1 (en) 2018-11-15 2021-03-09 Milwaukee Electric Tool Corporation Wrench

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE921198C (en) * 1944-01-04 1954-12-09 Friedrich Wilhelm Thienes Nut wrench with free wheel ratchet
DE3818470A1 (en) * 1988-05-31 1989-03-02 Mueller Hans Joachim Spanner fitted with a ratchet, for providing a free return stroke of the handle
EP0810068A1 (en) * 1996-05-24 1997-12-03 Hand Tool Design Corporation Socket wrench of ratchet type
DE29808840U1 (en) * 1998-05-15 1998-08-06 McCann, Frank, Ta Ya Hsiang, Taichung Ratchet wrench with control mechanism

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1459291A (en) * 1922-06-28 1923-06-19 Lewis L Hall Wrench
US1868840A (en) * 1930-07-03 1932-07-26 Duro Metal Prod Co Ratchet lever
DE674029C (en) * 1936-08-21 1939-04-03 Elisabet Thienes Geb Zobel Freewheel ratchet
US2764048A (en) * 1955-02-07 1956-09-25 Leslie V Thompson Ratchet wrench
US2957377A (en) * 1957-09-13 1960-10-25 Terence G Hare Reversible ratchet type wrench
US3838614A (en) * 1972-12-12 1974-10-01 Donnell W O Reciprocating engine barring tool
DE3322967A1 (en) * 1983-06-25 1985-01-10 Mock-Gerätebau GmbH & Co KG, 2800 Bremen Device for tightening and releasing screwed connections
EP0734813B1 (en) * 1995-03-27 1998-09-16 Hand Tool Design Corporation Ratchet wrench having ratchet teeth of higher strength

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE921198C (en) * 1944-01-04 1954-12-09 Friedrich Wilhelm Thienes Nut wrench with free wheel ratchet
DE3818470A1 (en) * 1988-05-31 1989-03-02 Mueller Hans Joachim Spanner fitted with a ratchet, for providing a free return stroke of the handle
EP0810068A1 (en) * 1996-05-24 1997-12-03 Hand Tool Design Corporation Socket wrench of ratchet type
DE29808840U1 (en) * 1998-05-15 1998-08-06 McCann, Frank, Ta Ya Hsiang, Taichung Ratchet wrench with control mechanism

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9856539A1 *

Also Published As

Publication number Publication date
CN1262640A (en) 2000-08-09
IL133344A0 (en) 2001-04-30
EP0994765A1 (en) 2000-04-26
JP2002504028A (en) 2002-02-05
AU7825198A (en) 1998-12-30
CA2293796A1 (en) 1998-12-17
BR9809997A (en) 2000-08-01
WO1998056539A1 (en) 1998-12-17
ID23993A (en) 2000-06-14
KR20010013622A (en) 2001-02-26
CA2293796C (en) 2005-05-17

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Legal Events

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