EP3980219A4 - Wrench - Google Patents

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Info

Publication number
EP3980219A4
EP3980219A4 EP20818524.9A EP20818524A EP3980219A4 EP 3980219 A4 EP3980219 A4 EP 3980219A4 EP 20818524 A EP20818524 A EP 20818524A EP 3980219 A4 EP3980219 A4 EP 3980219A4
Authority
EP
European Patent Office
Prior art keywords
wrench
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.)
Pending
Application number
EP20818524.9A
Other languages
German (de)
French (fr)
Other versions
EP3980219A1 (en
Inventor
Weikai Yang
Jingrong YE
Timothy FLORIAN
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
Priority claimed from US16/433,203 external-priority patent/US10668600B1/en
Priority claimed from US16/803,673 external-priority patent/US11161222B2/en
Application filed by Individual filed Critical Individual
Publication of EP3980219A1 publication Critical patent/EP3980219A1/en
Publication of EP3980219A4 publication Critical patent/EP3980219A4/en
Pending 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
EP20818524.9A 2019-06-06 2020-04-22 Wrench Pending EP3980219A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/433,203 US10668600B1 (en) 2019-02-06 2019-06-06 Wrench
US16/803,673 US11161222B2 (en) 2019-02-06 2020-02-27 Wrench
PCT/US2020/029281 WO2020247099A1 (en) 2019-06-06 2020-04-22 Wrench

Publications (2)

Publication Number Publication Date
EP3980219A1 EP3980219A1 (en) 2022-04-13
EP3980219A4 true EP3980219A4 (en) 2023-01-18

Family

ID=73652891

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20818524.9A Pending EP3980219A4 (en) 2019-06-06 2020-04-22 Wrench

Country Status (2)

Country Link
EP (1) EP3980219A4 (en)
WO (1) WO2020247099A1 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5697267A (en) * 1995-01-27 1997-12-16 Tsai; Chen-Chang Socket wrench
US20050076746A1 (en) * 2003-10-09 2005-04-14 Chih-Ching Hsien Wrench having greater torque
WO2005051603A1 (en) * 2003-11-25 2005-06-09 Allan Meyer Two way torque spanner
US20150306745A1 (en) * 2014-04-25 2015-10-29 Snap-On Incorporated Bias and Reversing Mechanism for Roller Clutch Ratchet
US20160129562A1 (en) * 2014-11-10 2016-05-12 Earl Stuart Douglass Combination wrench with a reversible roller clutch
US20180079055A1 (en) * 2015-05-05 2018-03-22 Hangzhou Great Star Tools Co., Ltd. Wrench

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6050165A (en) * 1998-09-21 2000-04-18 Hall; Charles E Ratchet box wrench
US6253646B1 (en) * 2000-03-09 2001-07-03 Chuck (Chen-Tsai) Chang Roller-type ratchet device for wrench
PL374183A1 (en) * 2002-08-21 2005-10-03 Xact-Design & Engineering Pty Ltd Torque transmission mechanism
US9415486B2 (en) * 2013-03-28 2016-08-16 A & E Incorporated Gearless ratchet with indicator

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5697267A (en) * 1995-01-27 1997-12-16 Tsai; Chen-Chang Socket wrench
US20050076746A1 (en) * 2003-10-09 2005-04-14 Chih-Ching Hsien Wrench having greater torque
WO2005051603A1 (en) * 2003-11-25 2005-06-09 Allan Meyer Two way torque spanner
US20150306745A1 (en) * 2014-04-25 2015-10-29 Snap-On Incorporated Bias and Reversing Mechanism for Roller Clutch Ratchet
US20160129562A1 (en) * 2014-11-10 2016-05-12 Earl Stuart Douglass Combination wrench with a reversible roller clutch
US20180079055A1 (en) * 2015-05-05 2018-03-22 Hangzhou Great Star Tools Co., Ltd. Wrench

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020247099A1 *

Also Published As

Publication number Publication date
WO2020247099A1 (en) 2020-12-10
EP3980219A1 (en) 2022-04-13

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20210901

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20221221

RIC1 Information provided on ipc code assigned before grant

Ipc: B25B 13/46 20060101ALI20221215BHEP

Ipc: B25B 13/00 20060101ALI20221215BHEP

Ipc: B25B 13/56 20060101AFI20221215BHEP