ZA90839B - Hydraulic torque wrench - Google Patents

Hydraulic torque wrench

Info

Publication number
ZA90839B
ZA90839B ZA90839A ZA90839A ZA90839B ZA 90839 B ZA90839 B ZA 90839B ZA 90839 A ZA90839 A ZA 90839A ZA 90839 A ZA90839 A ZA 90839A ZA 90839 B ZA90839 B ZA 90839B
Authority
ZA
South Africa
Prior art keywords
piston
drive member
bearing member
torque wrench
hydraulic torque
Prior art date
Application number
ZA90839A
Other languages
English (en)
Inventor
Nicholas More
More Nicholas
Ian Clifford Thompson
Clifford Thompson Ian
John Nigel Walton
Nigel Walton John
Original Assignee
Hedley Purvis Ltd
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 Hedley Purvis Ltd filed Critical Hedley Purvis Ltd
Publication of ZA90839B publication Critical patent/ZA90839B/xx

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
    • B25B21/004—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type
    • B25B21/005—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type driven by a radially acting hydraulic or pneumatic piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
  • Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
  • Actuator (AREA)
ZA90839A 1989-02-07 1990-02-05 Hydraulic torque wrench ZA90839B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898902659A GB8902659D0 (en) 1989-02-07 1989-02-07 Improved hydraulic torque wrench

Publications (1)

Publication Number Publication Date
ZA90839B true ZA90839B (en) 1990-10-31

Family

ID=10651235

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA90839A ZA90839B (en) 1989-02-07 1990-02-05 Hydraulic torque wrench

Country Status (14)

Country Link
US (1) US4982626A (fr)
EP (1) EP0382408B1 (fr)
CN (1) CN1019767B (fr)
AT (1) ATE100368T1 (fr)
AU (1) AU617581B2 (fr)
CA (1) CA2009538C (fr)
DE (1) DE69006040T2 (fr)
DK (1) DK0382408T3 (fr)
ES (1) ES2050361T3 (fr)
GB (1) GB8902659D0 (fr)
IN (1) IN175088B (fr)
NO (1) NO170462C (fr)
NZ (1) NZ232393A (fr)
ZA (1) ZA90839B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5140874A (en) * 1990-10-08 1992-08-25 Junkers John K Fluid-operated wrench
DK0504331T3 (da) * 1990-10-08 1999-04-19 John K Junkers Fluiddrevet skruenøgle
US5263388A (en) * 1991-04-10 1993-11-23 Paul-Heinz Wagner Power wrench
GB9202776D0 (en) * 1992-02-10 1992-03-25 Hedley Purvis Ltd Hydraulic torque wrench
DE9313711U1 (de) * 1993-09-10 1993-11-18 Wagner, Paul-Heinz, 53804 Much Kraftschrauber
WO1997000759A1 (fr) * 1995-06-22 1997-01-09 FRANCIS SERVICES, INC., doing business as FRANCIS TORQUE SERVICES Cle dynamometrique hydraulique monocorps
US6553873B2 (en) 2000-05-03 2003-04-29 Power Tork Hydraulics, Inc. Hydraulic wrench control valve systems
GB0014416D0 (en) * 2000-06-13 2000-08-09 More Nicholas Hydraulic torque wrench
FR2858783B1 (fr) * 2003-08-13 2006-11-24 Airbus France Outil de serrage/desserrage d'organes visses
US7062993B2 (en) 2004-09-15 2006-06-20 Raymond Shaw Torque wrench
US7497147B2 (en) * 2006-09-12 2009-03-03 Unex Corporation Torque tool for tightening or loosening connections, and method of tightening or loosening the same
GB2453329B (en) * 2007-10-01 2012-07-25 Unex Corp Torque tool for tightening or loosening connections and method of tightening or loosening the same
US9550282B2 (en) * 2014-04-22 2017-01-24 John D. Davis Compact hydraulic torque wrench cartridge
CN106918465A (zh) * 2015-12-25 2017-07-04 无锡市金义博仪器科技有限公司 一种金相分析用试样切割装置
GB2558887B (en) * 2017-01-13 2021-12-08 Enerpac Uk Ltd Torque wrench and reaction arm assembly
CN110029823A (zh) * 2019-05-13 2019-07-19 中铁十局集团西北工程有限公司 一种直螺纹套筒连接装置及方法
USD1042067S1 (en) * 2023-02-28 2024-09-17 Primesource Consulting Llc Limited clearance tool

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2626923A1 (de) * 1976-06-16 1977-12-29 Mock Geraetebau Gmbh & Co Kg Vorrichtung zum anziehen und loesen von schraube-mutter-verbindungen
US4201099B1 (en) * 1978-08-14 1993-12-07 K. Junkers John Hydraulic wrench
US4339968A (en) * 1980-07-21 1982-07-20 Willard Krieger Hydraulic torque multiplier wrench
SU1049243A1 (ru) * 1982-01-07 1983-10-23 Государственный Институт По Проектированию Технологии Монтажа Предприятий Химической Промышленности Ключ дл сборки крупных резьбовых соединений
DE3420446A1 (de) * 1984-06-01 1985-12-05 Applied Power, Inc., Milwaukee, Wis. Kraftschrauber mit einem kraftarm und einem vorzugsweise als gehaeuse ausgebildeten reaktionsarm
DE8435272U1 (de) * 1984-12-01 1985-02-28 Wagner, Paul-Heinz, 5203 Much Hydraulischer kraftschrauber
US4794825A (en) * 1986-11-03 1989-01-03 Atlantic-Caribbean Products, Inc. Hydraulic power wrench
GB8701194D0 (en) * 1987-01-20 1987-02-25 Hedley Purvis Ltd Torque wrenches
US4825730A (en) * 1987-09-29 1989-05-02 Junkers John K Fluid operated wrench
EP0324050A1 (fr) * 1988-01-14 1989-07-19 Unex Corporation Clé de puissance

Also Published As

Publication number Publication date
CN1019767B (zh) 1992-12-30
EP0382408A1 (fr) 1990-08-16
CA2009538A1 (fr) 1990-08-07
CA2009538C (fr) 1999-09-07
NO900560L (no) 1990-08-08
NZ232393A (en) 1991-06-25
CN1044779A (zh) 1990-08-22
ATE100368T1 (de) 1994-02-15
NO900560D0 (no) 1990-02-06
NO170462C (no) 1992-10-21
GB8902659D0 (en) 1989-03-30
NO170462B (no) 1992-07-13
DE69006040T2 (de) 1994-07-07
IN175088B (fr) 1995-04-29
DE69006040D1 (de) 1994-03-03
US4982626A (en) 1991-01-08
EP0382408B1 (fr) 1994-01-19
DK0382408T3 (da) 1994-05-16
ES2050361T3 (es) 1994-05-16
AU4910490A (en) 1990-08-16
AU617581B2 (en) 1991-11-28

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