SE8902101D0 - Power wrench for tightening screw joints - Google Patents

Power wrench for tightening screw joints

Info

Publication number
SE8902101D0
SE8902101D0 SE8902101A SE8902101A SE8902101D0 SE 8902101 D0 SE8902101 D0 SE 8902101D0 SE 8902101 A SE8902101 A SE 8902101A SE 8902101 A SE8902101 A SE 8902101A SE 8902101 D0 SE8902101 D0 SE 8902101D0
Authority
SE
Sweden
Prior art keywords
rotor
tightening
power
screw joints
motor rotor
Prior art date
Application number
SE8902101A
Other languages
English (en)
Other versions
SE8902101L (sv
Inventor
G C Hansson
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
Priority to SE8902101A priority Critical patent/SE8902101L/sv
Publication of SE8902101D0 publication Critical patent/SE8902101D0/sv
Priority to DE1990621647 priority patent/DE69021647T2/de
Priority to EP19900850234 priority patent/EP0403460B1/en
Priority to JP2151754A priority patent/JP2824125B2/ja
Publication of SE8902101L publication Critical patent/SE8902101L/sv
Priority to US07/789,428 priority patent/US5155421A/en

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
    • B25B23/147—Arrangement of torque limiters or torque indicators in wrenches or screwdrivers specially adapted for electrically operated 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
    • B25B21/008—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose with automatic change-over from high speed-low torque mode to low speed-high torque mode

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
SE8902101A 1989-06-12 1989-06-12 Mutterdragare foer aatdragning av skruvfoerband SE8902101L (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8902101A SE8902101L (sv) 1989-06-12 1989-06-12 Mutterdragare foer aatdragning av skruvfoerband
DE1990621647 DE69021647T2 (de) 1989-06-12 1990-06-11 Motorschraubenschlüssel zum Anziehen von Schraubverbindungen.
EP19900850234 EP0403460B1 (en) 1989-06-12 1990-06-11 Power wrench for tightening screw joints
JP2151754A JP2824125B2 (ja) 1989-06-12 1990-06-12 パワーレンチ
US07/789,428 US5155421A (en) 1989-06-12 1991-11-05 Power wrench for tightening screw joints

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8902101A SE8902101L (sv) 1989-06-12 1989-06-12 Mutterdragare foer aatdragning av skruvfoerband

Publications (2)

Publication Number Publication Date
SE8902101D0 true SE8902101D0 (sv) 1989-06-12
SE8902101L SE8902101L (sv) 1990-12-13

Family

ID=20376244

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8902101A SE8902101L (sv) 1989-06-12 1989-06-12 Mutterdragare foer aatdragning av skruvfoerband

Country Status (4)

Country Link
EP (1) EP0403460B1 (sv)
JP (1) JP2824125B2 (sv)
DE (1) DE69021647T2 (sv)
SE (1) SE8902101L (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19609986A1 (de) * 1995-03-24 1996-09-26 Marquardt Gmbh Verfahren und Schaltungsanordnung zum Betrieb eines Elektromotors
DE29816673U1 (de) * 1998-09-17 1999-10-21 Atlas Copco Electric Tools GmbH, 71364 Winnenden Handgeführtes Werkzeug
JP6335296B2 (ja) * 2013-08-08 2018-05-30 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 フライホイールを備えた動力工具及び該フライホイールを加速するギア
EP3030381B1 (en) * 2013-08-08 2018-05-09 Atlas Copco Industrial Technique AB Torque delivering power tool with flywheel

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2768546A (en) * 1954-04-26 1956-10-30 Chicago Pneumatic Tool Co Torque control for impact wrenches
JPS4521198Y1 (sv) * 1966-10-03 1970-08-24
SE348395B (sv) * 1969-07-07 1972-09-04 Saab Scania Ab
SE461510B (sv) * 1986-11-27 1990-02-26 Atlas Copco Ab Aktiveringsarrangemang vid elektrisk skruvdragare
JPH01127280A (ja) * 1987-11-10 1989-05-19 Matsushita Electric Ind Co Ltd ねじ締め装置

Also Published As

Publication number Publication date
JPH04176574A (ja) 1992-06-24
JP2824125B2 (ja) 1998-11-11
DE69021647D1 (de) 1995-09-21
DE69021647T2 (de) 1996-05-02
SE8902101L (sv) 1990-12-13
EP0403460A1 (en) 1990-12-19
EP0403460B1 (en) 1995-08-16

Similar Documents

Publication Publication Date Title
EP0682404A3 (en) Electronic circuit for starting and controlling a single-phase synchronous motor with permanent magnets.
EP0366446A3 (en) Electric motor powered testing apparatus for automotive power transmission
ATE151001T1 (de) Schrauber für das verankern von elementen/geräten in knochen oder implantierten teilen
IE832902L (en) Power factor controller
ATE98067T1 (de) Gleichstromsteller.
ES2003944A6 (es) Dispositivo limitador de la corriente de alimentacion para un motor electico de corriente continua y motor electrico equipado con dicho dispositivo
DE3879900D1 (de) Maschine mit variabler drehmomenteinstellung.
ES8107013A1 (es) Aparato para limpiar recubrimientos textiles de suelos
SE8902101D0 (sv) Power wrench for tightening screw joints
DE3169934D1 (en) Method and control circuit for temperature monitoring of an electric motor
EP0331733A4 (en) Software servo controller of injection molding machine
ATE21596T1 (de) Elektronische schaltung zur speisespannungssteuerung von elektromagneten, elektrischen motoren, widerstaenden, in einphasigen oder dreiphasigen systemen.
ES2113215T3 (es) Herramienta electrica, en particular destornillador.
JPS648890A (en) Controller for brushless motor
EP0056481A3 (en) Transistor inverter device
DE59401710D1 (de) Vorrichtung zum Antrieb eines Einphasen-Synchronmotors, insbesondere zum Antrieb eines Pumpenantriebes in einem Haushaltsgerät
EP0375289A3 (en) Electric lighting and power controllers therefor
SE8903134D0 (sv) Method and device for tightening threaded joints
JPS54146073A (en) Screw-system sand-sediment drawing device operation method
TW355879B (en) Load control device
JPS6483852A (en) Torque variation controller for engine
JPS55125093A (en) Controlling device for dc motor
SU1374382A1 (ru) Устройство дл управлени асинхронным электродвигателем
JPS6411740A (en) Screw tightening device
SE8801910D0 (sv) Arbetsgenererande anordning driven av en elektrisk motor

Legal Events

Date Code Title Description
NAV Patent application has lapsed

Ref document number: 8902101-8

Effective date: 19940503

Format of ref document f/p: F