ATE322358T1 - Hydraulisch betriebener drehmomentschlüssel - Google Patents

Hydraulisch betriebener drehmomentschlüssel

Info

Publication number
ATE322358T1
ATE322358T1 AT03250013T AT03250013T ATE322358T1 AT E322358 T1 ATE322358 T1 AT E322358T1 AT 03250013 T AT03250013 T AT 03250013T AT 03250013 T AT03250013 T AT 03250013T AT E322358 T1 ATE322358 T1 AT E322358T1
Authority
AT
Austria
Prior art keywords
cylinder
torque wrench
pistons
ratchet
operated torque
Prior art date
Application number
AT03250013T
Other languages
English (en)
Inventor
John K Junkers
Peter Koppenhoefer
Original Assignee
Unex Corp
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 Unex Corp filed Critical Unex Corp
Application granted granted Critical
Publication of ATE322358T1 publication Critical patent/ATE322358T1/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/14Arrangement of torque limiters or torque indicators in wrenches or screwdrivers
    • B25B23/145Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for fluid operated wrenches or screwdrivers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/004Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type
    • B25B21/005Portable 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)
AT03250013T 2002-01-04 2003-01-02 Hydraulisch betriebener drehmomentschlüssel ATE322358T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/037,991 US6802235B2 (en) 2002-01-04 2002-01-04 Fluid-operated torque wrench

Publications (1)

Publication Number Publication Date
ATE322358T1 true ATE322358T1 (de) 2006-04-15

Family

ID=21897478

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03250013T ATE322358T1 (de) 2002-01-04 2003-01-02 Hydraulisch betriebener drehmomentschlüssel

Country Status (12)

Country Link
US (1) US6802235B2 (de)
EP (1) EP1325794B1 (de)
JP (1) JP3973213B2 (de)
KR (1) KR100487274B1 (de)
CN (1) CN1275739C (de)
AT (1) ATE322358T1 (de)
AU (1) AU2002315913B2 (de)
BR (1) BR0300075B1 (de)
DE (1) DE60304371T2 (de)
MX (1) MXPA02008742A (de)
TW (1) TW527266B (de)
ZA (1) ZA200205901B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6912933B2 (en) * 2003-04-11 2005-07-05 Brian Knopp Hydraulic torque wrench system
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
US8499853B2 (en) * 2009-11-16 2013-08-06 Norwolf Tool Works, Inc. Apparatus and methods for controlling hydraulically powered equipment
MX2010002061A (es) 2010-02-22 2011-08-31 Luis Gerardo Oyervides Ochoa Separador y alineador de bridas hidraulico de accionamiento manual.
CN101898343A (zh) * 2010-08-12 2010-12-01 太仓优尼泰克精密机械有限公司 液压扳手
US9550282B2 (en) * 2014-04-22 2017-01-24 John D. Davis Compact hydraulic torque wrench cartridge
CN109623705B (zh) * 2017-10-06 2021-10-26 实用动力集团 液压扭矩扳手
KR20230140829A (ko) 2022-03-30 2023-10-10 주식회사 건호엔지니어링 유압 토크 렌치
KR102706567B1 (ko) 2022-03-30 2024-09-13 주식회사 건호엔지니어링 유압식 토크렌치의 제어 시스템
KR102671619B1 (ko) 2022-03-30 2024-06-03 주식회사 건호엔지니어링 유압 토크 렌치
USD1042067S1 (en) * 2023-02-28 2024-09-17 Primesource Consulting Llc Limited clearance tool
KR20250145927A (ko) 2024-03-29 2025-10-13 주식회사 건호엔지니어링 유압 토크 렌치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027561A (en) * 1975-11-19 1977-06-07 Junkers John K Hydraulic wrench
US4201099B1 (en) 1978-08-14 1993-12-07 K. Junkers John Hydraulic wrench
US4233865A (en) * 1979-04-25 1980-11-18 Junkers John K Hydraulic wrench
US4409865A (en) 1981-01-15 1983-10-18 Unex Corporation Continuous ratchet drive
US4706527A (en) 1984-10-22 1987-11-17 Junkers John K Fluid operated wrench for tightening or loosening a threaded connector
EP0324050A1 (de) 1988-01-14 1989-07-19 Unex Corporation Kraftschrauber
US5005447A (en) 1989-10-05 1991-04-09 Junkers John K Torque wrench
FR2691508B1 (fr) * 1992-05-20 1994-07-08 Snecma Verin a fluide sous pression et tuyere a section variable en faisant application.
US5953967A (en) 1996-05-28 1999-09-21 Junkers; John Fluid-operated cylinder-piston unit, and a tool provided therewith
US6260444B1 (en) * 1999-06-23 2001-07-17 John K. Junkers Power tool

Also Published As

Publication number Publication date
JP3973213B2 (ja) 2007-09-12
US20030126956A1 (en) 2003-07-10
TW527266B (en) 2003-04-11
EP1325794B1 (de) 2006-04-05
ZA200205901B (en) 2003-04-01
CN1429690A (zh) 2003-07-16
DE60304371T2 (de) 2007-02-01
AU2002315913B2 (en) 2007-05-31
KR100487274B1 (ko) 2005-05-03
BR0300075A (pt) 2003-09-02
EP1325794A1 (de) 2003-07-09
KR20030060049A (ko) 2003-07-12
MXPA02008742A (es) 2004-03-10
JP2003334766A (ja) 2003-11-25
CN1275739C (zh) 2006-09-20
BR0300075B1 (pt) 2013-05-28
US6802235B2 (en) 2004-10-12
DE60304371D1 (de) 2006-05-18

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties