DE3770983D1 - Hydraulischer drehmomentimpuls-erzeuger mit bypass-vorrichtung. - Google Patents

Hydraulischer drehmomentimpuls-erzeuger mit bypass-vorrichtung.

Info

Publication number
DE3770983D1
DE3770983D1 DE8787850131T DE3770983T DE3770983D1 DE 3770983 D1 DE3770983 D1 DE 3770983D1 DE 8787850131 T DE8787850131 T DE 8787850131T DE 3770983 T DE3770983 T DE 3770983T DE 3770983 D1 DE3770983 D1 DE 3770983D1
Authority
DE
Germany
Prior art keywords
pulse generator
hydraulic torque
bypass device
torque pulse
bypass
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 - Lifetime
Application number
DE8787850131T
Other languages
English (en)
Inventor
Knut Christian Schoeps
Sven Peter Jonas Westerberg
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.)
Atlas Copco AB
Original Assignee
Atlas Copco AB
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 Atlas Copco AB filed Critical Atlas Copco AB
Application granted granted Critical
Publication of DE3770983D1 publication Critical patent/DE3770983D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/02—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with means for imparting impact to screwdriver blade or nut socket

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hydraulic Motors (AREA)
  • Arrangement And Driving Of Transmission Devices (AREA)
  • Actuator (AREA)
DE8787850131T 1986-04-22 1987-04-22 Hydraulischer drehmomentimpuls-erzeuger mit bypass-vorrichtung. Expired - Lifetime DE3770983D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8601834A SE460713B (sv) 1986-04-22 1986-04-22 Hydrauliskt momentimpulsverk

Publications (1)

Publication Number Publication Date
DE3770983D1 true DE3770983D1 (de) 1991-08-01

Family

ID=20364286

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787850131T Expired - Lifetime DE3770983D1 (de) 1986-04-22 1987-04-22 Hydraulischer drehmomentimpuls-erzeuger mit bypass-vorrichtung.

Country Status (5)

Country Link
US (1) US4854916A (de)
EP (1) EP0243334B1 (de)
JP (1) JPS63256372A (de)
DE (1) DE3770983D1 (de)
SE (1) SE460713B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6327266U (de) * 1986-07-30 1988-02-23
SE467487B (sv) * 1987-05-08 1992-07-27 Atlas Copco Ab Hydraulisk momentimpulsgenerator
US4838133A (en) * 1987-09-29 1989-06-13 Nippon Pneumatic Manufacturing Co., Ltd. Hydraulic pulse wrench
US5092410A (en) * 1990-03-29 1992-03-03 Chicago Pneumatic Tool Company Adjustable pressure dual piston impulse clutch
JP2804904B2 (ja) * 1994-04-08 1998-09-30 瓜生製作株式会社 油圧式トルクレンチの打撃トルク発生装置
JP2779749B2 (ja) * 1993-04-06 1998-07-23 瓜生製作株式会社 油圧式トルクレンチの打撃トルク発生装置
US5741186A (en) * 1994-04-08 1998-04-21 Uryu Seisaku, Ltd. Impulse torque generator for a hydraulic power wrench
US6105595A (en) * 1997-03-07 2000-08-22 Cooper Technologies Co. Method, system, and apparatus for automatically preventing or allowing flow of a fluid
US5890848A (en) * 1997-08-05 1999-04-06 Cooper Technologies Company Method and apparatus for simultaneously lubricating a cutting point of a tool and controlling the application rate of the tool to a work piece
WO2005099965A1 (ja) * 2004-04-07 2005-10-27 Nippon Pneumatic Manufacturing Co., Ltd. パルスレンチ
US8333143B2 (en) * 2009-07-31 2012-12-18 Yu-Hui Liao Hydraulic cylinder device
US8697753B1 (en) 2013-02-07 2014-04-15 Polichem Sa Method of treating onychomycosis
JP6419834B2 (ja) * 2013-12-27 2018-11-07 アトラス・コプコ・インダストリアル・テクニーク・アクチボラグ 液圧式トルク衝撃発生装置
SE545774C2 (en) * 2022-11-17 2024-01-09 Atlas Copco Ind Technique Ab Power tool comprising a hydraulic pulse unit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098506A (en) * 1958-10-02 1963-07-23 Martin Sweets Company Valve packing assembly
US3116617A (en) * 1961-12-12 1964-01-07 Ingersoll Rand Co Fluid impulse torque tool
US3221515A (en) * 1962-12-12 1965-12-07 Ingersoll Rand Co Gear type impulse tool
US3212294A (en) * 1962-12-12 1965-10-19 Ingersoll Rand Co Cam type impulse tool
US3191404A (en) * 1963-04-16 1965-06-29 Ingersoll Rand Co Acceleration control device
US3222886A (en) * 1963-05-02 1965-12-14 Ingersoll Rand Co Spindle blade
US3196636A (en) * 1963-05-15 1965-07-27 Ingersoll Rand Co Sealing device for power tool
US3214941A (en) * 1963-09-27 1965-11-02 Thor Power Tool Co Impulse tool
BE656130A (de) * 1963-11-22
SE343231B (de) * 1969-02-28 1972-03-06 Atlas Copco Ab
GB1331919A (en) * 1971-11-24 1973-09-26 Gardner Denver Co Fluid actuated impact wrench
JPS59140173U (ja) * 1983-03-04 1984-09-19 瓜生製作株式会社 油圧式トルクレンチ
DE3347016A1 (de) * 1983-12-24 1985-07-18 Bijon 7433 Dettingen Sarkar Impulsschrauber

Also Published As

Publication number Publication date
US4854916A (en) 1989-08-08
JPS63256372A (ja) 1988-10-24
SE8601834L (sv) 1987-10-23
JPH0567388B2 (de) 1993-09-24
SE8601834D0 (sv) 1986-04-22
EP0243334B1 (de) 1991-06-26
SE460713B (sv) 1989-11-13
EP0243334A1 (de) 1987-10-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition