FR2643845B3 - Tournevis - Google Patents

Tournevis

Info

Publication number
FR2643845B3
FR2643845B3 FR898902766A FR8902766A FR2643845B3 FR 2643845 B3 FR2643845 B3 FR 2643845B3 FR 898902766 A FR898902766 A FR 898902766A FR 8902766 A FR8902766 A FR 8902766A FR 2643845 B3 FR2643845 B3 FR 2643845B3
Authority
FR
France
Prior art keywords
screwdriver
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
FR898902766A
Other languages
English (en)
Other versions
FR2643845A3 (fr
Inventor
Jau Tzong Lu
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.)
TAIWAN SILVER STAR IND CO
Original Assignee
TAIWAN SILVER STAR IND 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 TAIWAN SILVER STAR IND CO filed Critical TAIWAN SILVER STAR IND CO
Publication of FR2643845A3 publication Critical patent/FR2643845A3/fr
Application granted granted Critical
Publication of FR2643845B3 publication Critical patent/FR2643845B3/fr
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
    • B25B15/00—Screwdrivers
    • B25B15/02—Screwdrivers operated by rotating 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
    • B25B17/00—Hand-driven gear-operated wrenches or screwdrivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
FR898902766A 1988-08-19 1989-03-03 Tournevis Expired - Fee Related FR2643845B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/234,560 US4846027A (en) 1988-08-19 1988-08-19 Screwdriver

Publications (2)

Publication Number Publication Date
FR2643845A3 FR2643845A3 (fr) 1990-09-07
FR2643845B3 true FR2643845B3 (fr) 1991-02-08

Family

ID=22881883

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898902766A Expired - Fee Related FR2643845B3 (fr) 1988-08-19 1989-03-03 Tournevis

Country Status (6)

Country Link
US (1) US4846027A (fr)
AU (1) AU588787B3 (fr)
FR (1) FR2643845B3 (fr)
GB (1) GB2228438A (fr)
NL (1) NL8900518A (fr)
SE (1) SE461577B (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5009132A (en) * 1990-05-31 1991-04-23 Robert A. Grant Torque device
US5033336A (en) * 1990-10-17 1991-07-23 Chia Tsai Lai Structure of hand-operated screw driver with high driving speed/high torque force alternative selection mechanism
US5289743A (en) * 1993-04-26 1994-03-01 Salvatore Cirami Two-speed reduction geared screwdriver
US5557991A (en) * 1995-03-24 1996-09-24 Brodbeck; James L. Calibration hand tool
US5947212A (en) * 1998-06-18 1999-09-07 Huang; Chin-Chung Dual-mode fastener-driving tool
USD456234S1 (en) 2000-06-30 2002-04-30 Porter-Cable Corporation Knurled collar attachment system
US6487940B2 (en) 2001-01-23 2002-12-03 Associated Toolmakers Incorporated Nut driver
TW533956U (en) * 2001-08-20 2003-05-21 Michael Hu Rotating structure for precision screwdriver
US7552781B2 (en) 2004-10-20 2009-06-30 Black & Decker Inc. Power tool anti-kickback system with rotational rate sensor
KR100641898B1 (ko) * 2005-08-11 2006-11-02 김종필 드라이버
US7849766B2 (en) * 2007-05-16 2010-12-14 Stryker Spine Speed multiply screwdriver handle
US7748296B2 (en) * 2008-07-24 2010-07-06 Gong Fong Enterprise Co., Ltd. Ratchet screwdriver with an accelerating structure
US8468914B2 (en) * 2009-01-16 2013-06-25 Gauthier Biomedical, Inc. Variable gear ratio ratchet
US8122788B2 (en) * 2009-01-16 2012-02-28 Gauthier Biomedical, Inc. Variable gear ratio ratchet
US9216496B2 (en) 2009-01-16 2015-12-22 Gauthier Biomedical, Inc. Variable gear ratio ratchet
US8286723B2 (en) 2010-01-07 2012-10-16 Black & Decker Inc. Power screwdriver having rotary input control
US9266178B2 (en) 2010-01-07 2016-02-23 Black & Decker Inc. Power tool having rotary input control
US9475180B2 (en) 2010-01-07 2016-10-25 Black & Decker Inc. Power tool having rotary input control
US8418778B2 (en) 2010-01-07 2013-04-16 Black & Decker Inc. Power screwdriver having rotary input control
US20120031239A1 (en) * 2010-08-09 2012-02-09 Gong Fong Enterprise Co., Ltd Retractable screwdriver
EP2631035B1 (fr) 2012-02-24 2019-10-16 Black & Decker Inc. Outil électrique
US20130333526A1 (en) * 2012-06-14 2013-12-19 Gong Fong Enterprise Co., Ltd. Speed mechanism for screw driver
US20140202288A1 (en) * 2013-01-24 2014-07-24 A-Tina Tools Co., Ltd. Grip assembly for a tool bit
USD726521S1 (en) * 2013-08-15 2015-04-14 Black & Decker Inc. Screwdriving bit
CN104493772B (zh) * 2014-12-29 2017-01-18 绍兴环洲工具制造有限公司 变速头及螺丝刀
CN104942738B (zh) * 2015-06-18 2017-07-28 柳州长虹机器制造公司 一种双向变速螺丝刀
US9757845B2 (en) * 2015-06-29 2017-09-12 Spinal Simplicity, Llc Dual-setting directional tool
CN205057898U (zh) * 2015-10-08 2016-03-02 慈溪市诚佳五金工具有限公司 一种螺丝刀的棘轮结构
CN108789255B (zh) * 2018-09-10 2023-11-07 绍兴环洲工具制造有限公司 手工具棘轮加速装置
US20230127591A1 (en) * 2021-10-21 2023-04-27 Justin Byler Ratchet Wrench Drill Attachment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2721591A (en) * 1953-02-17 1955-10-25 Walter H Criswell Geared screw driver
US2756792A (en) * 1954-07-26 1956-07-31 Hirschman Jerold Tool with speeding gear
US2979089A (en) * 1958-04-24 1961-04-11 Hanns Fickert Portable battery-energized screw driver
GB1503485A (en) * 1974-01-21 1978-03-08 Bunker Ramo Rotary hand tools such as screwdrivers

Also Published As

Publication number Publication date
SE8900669D0 (sv) 1989-02-27
AU588787B3 (en) 1989-09-11
FR2643845A3 (fr) 1990-09-07
GB8904516D0 (en) 1989-04-12
NL8900518A (nl) 1990-10-01
US4846027A (en) 1989-07-11
GB2228438A (en) 1990-08-29
SE461577B (sv) 1990-03-05

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Legal Events

Date Code Title Description
ST Notification of lapse