DE29607207U1 - Hydraulic power wrench - Google Patents

Hydraulic power wrench

Info

Publication number
DE29607207U1
DE29607207U1 DE29607207U DE29607207U DE29607207U1 DE 29607207 U1 DE29607207 U1 DE 29607207U1 DE 29607207 U DE29607207 U DE 29607207U DE 29607207 U DE29607207 U DE 29607207U DE 29607207 U1 DE29607207 U1 DE 29607207U1
Authority
DE
Germany
Prior art keywords
hydraulic power
power wrench
wrench
hydraulic
power
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
DE29607207U
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE29607207U priority Critical patent/DE29607207U1/en
Priority to EP97921658A priority patent/EP0904178B1/en
Priority to DE59704463T priority patent/DE59704463D1/en
Priority to PCT/EP1997/001949 priority patent/WO1997039857A1/en
Publication of DE29607207U1 publication Critical patent/DE29607207U1/en
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
    • B25B21/004—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
    • 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
    • B25B23/0078—Reaction arms
    • 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
DE29607207U 1996-04-20 1996-04-20 Hydraulic power wrench Expired - Lifetime DE29607207U1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE29607207U DE29607207U1 (en) 1996-04-20 1996-04-20 Hydraulic power wrench
EP97921658A EP0904178B1 (en) 1996-04-20 1997-04-18 Hyraulic power wrench
DE59704463T DE59704463D1 (en) 1996-04-20 1997-04-18 HYDRAULIC SCREWDRIVER
PCT/EP1997/001949 WO1997039857A1 (en) 1996-04-20 1997-04-18 Hyraulic power wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29607207U DE29607207U1 (en) 1996-04-20 1996-04-20 Hydraulic power wrench

Publications (1)

Publication Number Publication Date
DE29607207U1 true DE29607207U1 (en) 1997-08-21

Family

ID=8022879

Family Applications (2)

Application Number Title Priority Date Filing Date
DE29607207U Expired - Lifetime DE29607207U1 (en) 1996-04-20 1996-04-20 Hydraulic power wrench
DE59704463T Expired - Lifetime DE59704463D1 (en) 1996-04-20 1997-04-18 HYDRAULIC SCREWDRIVER

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59704463T Expired - Lifetime DE59704463D1 (en) 1996-04-20 1997-04-18 HYDRAULIC SCREWDRIVER

Country Status (3)

Country Link
EP (1) EP0904178B1 (en)
DE (2) DE29607207U1 (en)
WO (1) WO1997039857A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002085568A1 (en) * 2001-04-20 2002-10-31 Paul-Heinz Wagner Power screwdriver
DE20112833U1 (en) * 2001-07-07 2002-11-14 Wagner Paul Heinz Pressure operated power wrench
WO2003006208A1 (en) * 2001-07-07 2003-01-23 Paul-Heinz Wagner Pressure-operated power screwdriver having a measuring section
WO2011085907A1 (en) * 2010-01-13 2011-07-21 Atlas Copco Tools Ab Portable power wrench with torque sensor on drive spindle
DE102011105306A1 (en) * 2011-06-22 2012-12-27 Robert Bosch Gmbh Portable tool with wireless data transmission
EP3895845A1 (en) * 2020-04-17 2021-10-20 BoltingMaster Co., Ltd. Hydraulic torque wrench

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE532792C2 (en) * 2007-07-13 2010-04-13 Atlas Copco Tools Ab Power tool controller
CN105848833B (en) * 2013-12-27 2018-03-20 阿特拉斯·科普柯工业技术公司 Power tool

Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1967696U (en) * 1964-07-18 1967-08-31 Rheinstahl Henschel Ag DEVICE FOR TIGHTENING HIGH STRENGTH SCREWS, IN PARTICULAR ON WIDE SLOT NOZZLE FOR EXTRUDER.
DE2224215A1 (en) * 1972-05-18 1973-11-29 Fahr Ag Maschf ENCODER FOR TORQUE MEASUREMENTS
DE2555982A1 (en) * 1975-12-12 1977-06-16 Karl H Ing Grad Kessler Machine tools torque meter - is used on screwdrivers and measures restoring force between shaft and fixed part
EP0075984A2 (en) * 1981-09-24 1983-04-06 Chicago Pneumatic Tool Company Ratchet nutrunner with audible torque signal
DE3214889A1 (en) * 1982-04-22 1983-10-27 Robert Bosch Gmbh, 7000 Stuttgart MEASURING VALVE FOR TORQUE AND / OR TURNING ANGLE MEASUREMENT, ESPECIALLY ON MOTOR DRIVEN SCREWDRIVERS
DE3738679A1 (en) * 1986-11-12 1989-03-30 Raymond Engineering DEVICE AND METHOD FOR DETERMINING AND DISPLAYING THE TORQUE ON PRESSURE-OPERATED SCREWS, AND FOR THE AUTOMATIC OPERATION AND TERMINATION OF THE OPERATION OF SUCH SCREWS
DE3805301C1 (en) * 1988-02-20 1989-04-20 Erno Raumfahrttechnik Gmbh, 2800 Bremen, De Device for measuring the prestressing force of screwed connections
DE3820838A1 (en) * 1988-06-21 1990-01-04 Bbc Reaktor Gmbh DEVICE FOR MEASURING THE TORQUE OF AN ARMATURE MOVABLE BY AN ACTUATOR
DE9014037U1 (en) * 1990-10-09 1990-12-20 Emuge-Werk Richard Glimpel Fabrik Fuer Praezisionswerkzeuge, 8560 Lauf, De
DE3922860A1 (en) * 1989-07-12 1991-01-17 Bosch Gmbh Robert MEASURING DEVICE FOR DETERMINING TORQUE
US5007153A (en) * 1989-06-29 1991-04-16 Junkers John K Method for tightening threaded connectors
DE3305457C2 (en) * 1983-02-17 1991-07-25 Schatz Gmbh, 5630 Remscheid, De
EP0502748A1 (en) * 1991-03-07 1992-09-09 Nissan Motor Company Limited Impact Wrench having Torque Controlling Faculty
DE4111631A1 (en) * 1991-04-10 1992-10-15 Wagner Paul Heinz POWER SCREWDRIVER
DE9408009U1 (en) * 1994-05-14 1994-08-11 Richard Abr Herder Kg Ratchet wrench for angled suit with visual and acoustic display
US5377578A (en) * 1989-09-11 1995-01-03 The Rotor Tool Company Torque control system
DE4329200A1 (en) * 1993-08-31 1995-03-02 Bosch Gmbh Robert Motor driven screwdriver
DE9403204U1 (en) * 1994-02-25 1995-06-22 Likratec Drucklufttechnik Gmbh Shut-off screwdriver with control signal output
DE4307131C2 (en) * 1993-03-06 1995-11-16 Albert Kipfelsberger Power wrench with electronic torque limitation
DE4429282A1 (en) * 1994-08-18 1996-02-22 Cooper Ind Inc Hydro impulse wrench especially for tightening screw connections

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969960A (en) * 1974-05-13 1976-07-20 Dominick A Pagano Method and apparatus for tightening a bolt to exert a predetermined tension force by monitoring bolt elongation while the bolt is being installed
DE8414766U1 (en) * 1984-05-15 1984-09-13 Deutsche Gardner-Denver Gmbh, 7081 Westhausen SCREWDRIVER
DE3607363A1 (en) * 1986-03-06 1987-09-10 Ifg Elektronik Dr Ing L Fabian Screwing tool, in particular torque screwdriver
JPH03196977A (en) * 1989-12-15 1991-08-28 John K Junkers Power wrench
EP0467262A1 (en) * 1990-07-20 1992-01-22 Kamax-Werke Rudolf Kellermann GmbH & Co. KG Device for tightening threaded fasteners during ultrasonic action for assembly purposes
WO1993006969A2 (en) * 1991-10-11 1993-04-15 Barnes Group Inc. Torque wrench
DE4210201A1 (en) * 1992-03-28 1993-09-30 Gardner Denver Gmbh Compressed air screwdriver tool - has drive motor arranged in housing and connected to compressed air source across air line connected to handle for driving shaft with screwing tool bit and measurement value pick-up at driven shaft
ATE200049T1 (en) * 1993-01-22 2001-04-15 John K Junkers SOCKET WRENCH FOR TURNING A SCREW JOINT USING A POWER-DRIVEN TOOL
US5404775A (en) * 1994-03-11 1995-04-11 Sanyo Machine Right angle fastening device
DE29609668U1 (en) * 1996-05-31 1996-08-22 Wagner Paul Heinz Screwdriver

Patent Citations (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1967696U (en) * 1964-07-18 1967-08-31 Rheinstahl Henschel Ag DEVICE FOR TIGHTENING HIGH STRENGTH SCREWS, IN PARTICULAR ON WIDE SLOT NOZZLE FOR EXTRUDER.
DE2224215A1 (en) * 1972-05-18 1973-11-29 Fahr Ag Maschf ENCODER FOR TORQUE MEASUREMENTS
DE2555982A1 (en) * 1975-12-12 1977-06-16 Karl H Ing Grad Kessler Machine tools torque meter - is used on screwdrivers and measures restoring force between shaft and fixed part
EP0075984A2 (en) * 1981-09-24 1983-04-06 Chicago Pneumatic Tool Company Ratchet nutrunner with audible torque signal
DE3214889A1 (en) * 1982-04-22 1983-10-27 Robert Bosch Gmbh, 7000 Stuttgart MEASURING VALVE FOR TORQUE AND / OR TURNING ANGLE MEASUREMENT, ESPECIALLY ON MOTOR DRIVEN SCREWDRIVERS
DE3305457C2 (en) * 1983-02-17 1991-07-25 Schatz Gmbh, 5630 Remscheid, De
DE3738679A1 (en) * 1986-11-12 1989-03-30 Raymond Engineering DEVICE AND METHOD FOR DETERMINING AND DISPLAYING THE TORQUE ON PRESSURE-OPERATED SCREWS, AND FOR THE AUTOMATIC OPERATION AND TERMINATION OF THE OPERATION OF SUCH SCREWS
DE3805301C1 (en) * 1988-02-20 1989-04-20 Erno Raumfahrttechnik Gmbh, 2800 Bremen, De Device for measuring the prestressing force of screwed connections
DE3820838A1 (en) * 1988-06-21 1990-01-04 Bbc Reaktor Gmbh DEVICE FOR MEASURING THE TORQUE OF AN ARMATURE MOVABLE BY AN ACTUATOR
US5007153A (en) * 1989-06-29 1991-04-16 Junkers John K Method for tightening threaded connectors
DE3922860A1 (en) * 1989-07-12 1991-01-17 Bosch Gmbh Robert MEASURING DEVICE FOR DETERMINING TORQUE
US5377578A (en) * 1989-09-11 1995-01-03 The Rotor Tool Company Torque control system
DE9014037U1 (en) * 1990-10-09 1990-12-20 Emuge-Werk Richard Glimpel Fabrik Fuer Praezisionswerkzeuge, 8560 Lauf, De
EP0502748A1 (en) * 1991-03-07 1992-09-09 Nissan Motor Company Limited Impact Wrench having Torque Controlling Faculty
DE4111631A1 (en) * 1991-04-10 1992-10-15 Wagner Paul Heinz POWER SCREWDRIVER
DE4307131C2 (en) * 1993-03-06 1995-11-16 Albert Kipfelsberger Power wrench with electronic torque limitation
DE4329200A1 (en) * 1993-08-31 1995-03-02 Bosch Gmbh Robert Motor driven screwdriver
DE9403204U1 (en) * 1994-02-25 1995-06-22 Likratec Drucklufttechnik Gmbh Shut-off screwdriver with control signal output
DE9408009U1 (en) * 1994-05-14 1994-08-11 Richard Abr Herder Kg Ratchet wrench for angled suit with visual and acoustic display
DE4429282A1 (en) * 1994-08-18 1996-02-22 Cooper Ind Inc Hydro impulse wrench especially for tightening screw connections

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ORTWEIN,M: Drehmomentmessung mit elektrischem Signalausgang. In: wt - Zeitschrift für ind. Fertigung 1972, S.289-292 *
Prospektblatt der Fa.Holger Clasen, Meßsystem Typ TM2001, Hamburg,v.23.07.1990 *
ZABLER,E., et.al.: A non-contact strain-gage torque sensor for automotive servo-driven steering systems. In: Sensors and Actuators A, 41-42,1994, S.39-46 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002085568A1 (en) * 2001-04-20 2002-10-31 Paul-Heinz Wagner Power screwdriver
DE20112833U1 (en) * 2001-07-07 2002-11-14 Wagner Paul Heinz Pressure operated power wrench
WO2003006208A1 (en) * 2001-07-07 2003-01-23 Paul-Heinz Wagner Pressure-operated power screwdriver having a measuring section
EP2113341A2 (en) 2001-07-07 2009-11-04 Paul-Heinz Wagner Pneumatic electric screwdriver
EP2113341A3 (en) * 2001-07-07 2009-12-23 Paul-Heinz Wagner Pneumatic electric screwdriver
WO2011085907A1 (en) * 2010-01-13 2011-07-21 Atlas Copco Tools Ab Portable power wrench with torque sensor on drive spindle
DE102011105306A1 (en) * 2011-06-22 2012-12-27 Robert Bosch Gmbh Portable tool with wireless data transmission
EP3895845A1 (en) * 2020-04-17 2021-10-20 BoltingMaster Co., Ltd. Hydraulic torque wrench

Also Published As

Publication number Publication date
WO1997039857A1 (en) 1997-10-30
EP0904178B1 (en) 2001-08-29
DE59704463D1 (en) 2001-10-04
EP0904178A1 (en) 1999-03-31

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Legal Events

Date Code Title Description
R163 Identified publications notified
R207 Utility model specification

Effective date: 19971002

R150 Utility model maintained after payment of first maintenance fee after three years

Effective date: 19990830

R151 Utility model maintained after payment of second maintenance fee after six years

Effective date: 20021002

R152 Utility model maintained after payment of third maintenance fee after eight years

Effective date: 20040927

R071 Expiry of right