SE9500002D0 - Hydraulic torque impulse mechanism - Google Patents

Hydraulic torque impulse mechanism

Info

Publication number
SE9500002D0
SE9500002D0 SE9500002A SE9500002A SE9500002D0 SE 9500002 D0 SE9500002 D0 SE 9500002D0 SE 9500002 A SE9500002 A SE 9500002A SE 9500002 A SE9500002 A SE 9500002A SE 9500002 D0 SE9500002 D0 SE 9500002D0
Authority
SE
Sweden
Prior art keywords
chamber
fluid
high pressure
fluid chamber
hydraulic torque
Prior art date
Application number
SE9500002A
Other languages
English (en)
Other versions
SE9500002L (sv
SE504101C2 (sv
Inventor
Knut Christian Schoeps
Original Assignee
Atlas Copco Tools 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 Tools Ab filed Critical Atlas Copco Tools Ab
Priority to SE9500002A priority Critical patent/SE504101C2/sv
Publication of SE9500002D0 publication Critical patent/SE9500002D0/sv
Priority to US08/579,611 priority patent/US5704434A/en
Priority to DE69601884T priority patent/DE69601884T2/de
Priority to EP96850003A priority patent/EP0719618B1/en
Priority to JP00003496A priority patent/JP3620806B2/ja
Publication of SE9500002L publication Critical patent/SE9500002L/sv
Publication of SE504101C2 publication Critical patent/SE504101C2/sv

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
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • B25B23/145—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
    • B25B23/1453—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers for impact wrenches or screwdrivers
    • 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)
  • Reciprocating Pumps (AREA)
  • Hydraulic Motors (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Valve Device For Special Equipments (AREA)
SE9500002A 1994-12-30 1994-12-30 Hydraulisk momentimpulsmekanism SE504101C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9500002A SE504101C2 (sv) 1994-12-30 1994-12-30 Hydraulisk momentimpulsmekanism
US08/579,611 US5704434A (en) 1994-12-30 1995-12-26 Hydraulic torque impulse mechanism
DE69601884T DE69601884T2 (de) 1994-12-30 1996-01-02 Hydraulischer Drehschlagmechanismus
EP96850003A EP0719618B1 (en) 1994-12-30 1996-01-02 Hydraulic torque impulse mechanism
JP00003496A JP3620806B2 (ja) 1994-12-30 1996-01-04 流体トルク衝撃機構

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9500002A SE504101C2 (sv) 1994-12-30 1994-12-30 Hydraulisk momentimpulsmekanism

Publications (3)

Publication Number Publication Date
SE9500002D0 true SE9500002D0 (sv) 1994-12-30
SE9500002L SE9500002L (sv) 1996-07-01
SE504101C2 SE504101C2 (sv) 1996-11-11

Family

ID=20396727

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9500002A SE504101C2 (sv) 1994-12-30 1994-12-30 Hydraulisk momentimpulsmekanism

Country Status (5)

Country Link
US (1) US5704434A (sv)
EP (1) EP0719618B1 (sv)
JP (1) JP3620806B2 (sv)
DE (1) DE69601884T2 (sv)
SE (1) SE504101C2 (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW417558U (en) * 1999-03-09 2001-01-01 Best Power Tools Co Ltd Cylinder device of a pneumatic tool
JP3615125B2 (ja) * 2000-03-30 2005-01-26 株式会社マキタ オイルユニット及び電動工具
GB2383967A (en) * 2002-01-15 2003-07-16 Tranmax Machinery Co Ltd A torque restricting mechanism of a pin hammer-type hammering device
US6938526B2 (en) 2003-07-30 2005-09-06 Black & Decker Inc. Impact wrench having an improved anvil to square driver transition
US7036406B2 (en) 2003-07-30 2006-05-02 Black & Decker Inc. Impact wrench having an improved anvil to square driver transition
JP4008865B2 (ja) * 2003-08-01 2007-11-14 株式会社東洋空機製作所 締付具
JP4643210B2 (ja) * 2004-09-16 2011-03-02 株式会社東洋空機製作所 インパクトレンチ
US7249638B2 (en) 2005-01-07 2007-07-31 Black & Decker Inc. Impact wrench anvil and method of forming an impact wrench anvil
JP5021240B2 (ja) * 2006-06-07 2012-09-05 株式会社マキタ 油圧式トルクレンチ
JP4383485B2 (ja) * 2007-09-11 2009-12-16 瓜生製作株式会社 油圧式トルクレンチの打撃トルク調節装置
US9067309B2 (en) 2012-12-03 2015-06-30 Stanley Black & Decker, Inc. Automatically speed adjusting ratchet wrench
US9878435B2 (en) 2013-06-12 2018-01-30 Makita Corporation Power rotary tool and impact power tool
TW201406501A (zh) * 2013-10-31 2014-02-16 Quan-Zheng He 氣動工具的衝擊組
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
TWI498194B (zh) 2014-05-30 2015-09-01 Tranmax Machinery Co Ltd Impact drive
TWM562747U (zh) 2016-08-25 2018-07-01 米沃奇電子工具公司 衝擊工具
EP4021683B1 (en) * 2019-08-27 2023-12-20 Techtronic Cordless GP Power tool for generating an instantaneous torque

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3283537A (en) * 1965-03-22 1966-11-08 Ingersoll Rand Co Impulse tool with bypass means
US4635731A (en) * 1984-12-13 1987-01-13 Chicago Pneumatic Tool Company Impulse tool
SE446070B (sv) * 1984-12-21 1986-08-11 Atlas Copco Ab Hydrauliskt momentimpulsverk for vridmomentalstrande verktyg
SE459327B (sv) * 1984-12-21 1989-06-26 Atlas Copco Ab Hydrauliskt momentimpulsverk
SE451437B (sv) * 1986-10-03 1987-10-12 Atlas Copco Ab Hydraulisk momentimpulsgenerator
US4920836A (en) * 1986-11-28 1990-05-01 Yokota Industrial Co., Ltd. Two blade type impulse wrench
US4836296A (en) * 1988-08-22 1989-06-06 Dresser Industries, Inc. Fluid pressure impulse nut runner
US5092410A (en) * 1990-03-29 1992-03-03 Chicago Pneumatic Tool Company Adjustable pressure dual piston impulse clutch

Also Published As

Publication number Publication date
SE9500002L (sv) 1996-07-01
JPH08257940A (ja) 1996-10-08
DE69601884D1 (de) 1999-05-06
US5704434A (en) 1998-01-06
EP0719618B1 (en) 1999-03-31
JP3620806B2 (ja) 2005-02-16
DE69601884T2 (de) 1999-12-02
EP0719618A1 (en) 1996-07-03
SE504101C2 (sv) 1996-11-11

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