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DE3861383D1 - Kraftschrauber zum zweistufigen festziehen von schraubverbindungen. - Google Patents

Kraftschrauber zum zweistufigen festziehen von schraubverbindungen.

Info

Publication number
DE3861383D1
DE3861383D1 DE8888850020T DE3861383T DE3861383D1 DE 3861383 D1 DE3861383 D1 DE 3861383D1 DE 8888850020 T DE8888850020 T DE 8888850020T DE 3861383 T DE3861383 T DE 3861383T DE 3861383 D1 DE3861383 D1 DE 3861383D1
Authority
DE
Germany
Prior art keywords
tightening screw
screw connections
power screwdriver
stage tightening
stage
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
DE8888850020T
Other languages
English (en)
Inventor
Gunnar Christer Hansson
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.)
Atlas Copco AB
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
Application granted granted Critical
Publication of DE3861383D1 publication Critical patent/DE3861383D1/de
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
    • B25B21/008—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
    • B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
    • B23P19/06—Screw or nut setting or loosening machines
    • B23P19/065—Arrangements for torque limiters or torque indicators in screw or nut setting machines
    • 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
    • B25B23/141—Mechanical overload release couplings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
DE8888850020T 1987-01-27 1988-01-20 Kraftschrauber zum zweistufigen festziehen von schraubverbindungen. Expired - Lifetime DE3861383D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8700294A SE461451B (sv) 1987-01-27 1987-01-27 Maskinverktyg foer tvaastegsdragning av skruvfoerband

Publications (1)

Publication Number Publication Date
DE3861383D1 true DE3861383D1 (de) 1991-02-07

Family

ID=20367298

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888850020T Expired - Lifetime DE3861383D1 (de) 1987-01-27 1988-01-20 Kraftschrauber zum zweistufigen festziehen von schraubverbindungen.

Country Status (5)

Country Link
US (1) US4881435A (de)
EP (1) EP0277105B1 (de)
JP (1) JPS63260769A (de)
DE (1) DE3861383D1 (de)
SE (1) SE461451B (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5155421A (en) * 1989-06-12 1992-10-13 Atlas Copco Tools Ab Power wrench for tightening screw joints
SE464747B (sv) * 1990-02-23 1991-06-10 Atlas Copco Tools Ab Tvaahastigheters kraftoeverfoering foer ett motordrivet verktyg
SE466993B (sv) * 1991-02-18 1992-05-11 Atlas Copco Tools Ab Kraftskruvdragare med justerbart momentstyrorgan
US5130700A (en) * 1991-03-04 1992-07-14 Snap-On Tools Corporation Electronic torque wrench and overshoot compensation circuit therefor
DE4123349C1 (de) * 1991-07-15 1993-03-04 Fein C & E Schrauber mit variabler Drehmomenteinstellung
US5203242A (en) * 1991-12-18 1993-04-20 Hansson Gunnar C Power tool for two-step tightening of screw joints
US5738177A (en) * 1995-07-28 1998-04-14 Black & Decker Inc. Production assembly tool
US5730232A (en) * 1996-04-10 1998-03-24 Mixer; John E. Two-speed fastener driver
US6093128A (en) * 1999-03-12 2000-07-25 Ingersoll-Rand Company Ratchet wrench having self-shifting transmission apparatus
US6165096A (en) * 1999-03-12 2000-12-26 Ingersoll-Rand Company Self-shifting transmission apparatus
SE519658C2 (sv) * 2001-07-06 2003-03-25 Atlas Copco Tools Ab Metod och mutterdragare med målmomentdetektering genom ljud
US7344341B2 (en) * 2002-11-27 2008-03-18 West Coast Industries, Inc. Drill
SE529478C2 (sv) * 2005-04-28 2007-08-21 Atlas Copco Tools Ab Anslutning för sammankoppling av ett tryckluftdrivet verktyg med en styrenhet
US7980159B1 (en) 2005-11-30 2011-07-19 Western Digital Technologies, Inc. Methods, devices and systems for screw feeding by vacuum and gravity
US7458282B1 (en) 2006-11-21 2008-12-02 Western Digital Technologies, Inc. Screwdriver comprising a slider having an attached screw bit and a position detector for position feedback
DE102006057283A1 (de) 2006-12-05 2008-06-12 Robert Bosch Gmbh Handwerkzeug
US7506553B1 (en) 2007-06-18 2009-03-24 Western Digital Technologies, Inc. Methods, devices and systems for adaptively driving screws using a screw driving tool
WO2010017371A1 (en) 2008-08-06 2010-02-11 Milwaukee Electric Tool Corporation Precision torque tool
US8230570B1 (en) 2009-06-12 2012-07-31 Western Digital Technologies, Inc. Automatic gravity vacuum screw feeding
DE102009054931A1 (de) * 2009-12-18 2011-06-22 Robert Bosch GmbH, 70469 Handgeführtes Elektrowerkzeug mit einer Drehmomentkupplung
US9289886B2 (en) 2010-11-04 2016-03-22 Milwaukee Electric Tool Corporation Impact tool with adjustable clutch
US8789446B1 (en) 2011-06-28 2014-07-29 Western Digital Technologies, Inc. Screw feeding apparatus to deliver a screw from a vibrating rail to a screw guide tube
US9150360B1 (en) 2013-05-16 2015-10-06 Western Digital Technologies, Inc. Mechanism to deliver fastener vertically
WO2015061370A1 (en) 2013-10-21 2015-04-30 Milwaukee Electric Tool Corporation Adapter for power tool devices
US9555536B2 (en) * 2014-06-05 2017-01-31 Hsiu-Lin HSU Two-stage locking electric screwdriver
US10603770B2 (en) 2015-05-04 2020-03-31 Milwaukee Electric Tool Corporation Adaptive impact blow detection
US10295990B2 (en) 2015-05-18 2019-05-21 Milwaukee Electric Tool Corporation User interface for tool configuration and data capture
US10217478B2 (en) 2015-07-10 2019-02-26 Seagate Technology Llc Linear and rotational adjustment systems
US11014224B2 (en) 2016-01-05 2021-05-25 Milwaukee Electric Tool Corporation Vibration reduction system and method for power tools
KR102116338B1 (ko) 2016-02-03 2020-06-05 밀워키 일렉트릭 툴 코포레이션 왕복 톱을 구성하기 위한 시스템들 및 방법들
WO2019177753A1 (en) 2018-03-16 2019-09-19 Milwaukee Electric Tool Corporation Blade clamp for power tool
USD887806S1 (en) 2018-04-03 2020-06-23 Milwaukee Electric Tool Corporation Jigsaw
WO2019194987A1 (en) 2018-04-03 2019-10-10 Milwaukee Electric Tool Corporation Jigsaw
SE547183C2 (en) * 2024-03-06 2025-05-20 Atlas Copco Ind Technique Ab Power tool and transmission for a power tool
SE547347C2 (en) * 2024-03-06 2025-07-08 Atlas Copco Ind Technique Ab Power tool and transmission for a power tool

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE348395B (de) * 1969-07-07 1972-09-04 Saab Scania Ab
US4535850A (en) * 1971-01-06 1985-08-20 Rockwell International Corporation Power-operated fastener tool
BE791093A (fr) * 1971-12-30 1973-03-01 Gardner Denver Co Variateur automatique de vitesse d'outil
US3965778A (en) * 1974-09-19 1976-06-29 Standard Pressed Steel Co. Multi-stage tightening system
US3960035A (en) * 1974-11-01 1976-06-01 Gardner-Denver Company Torque responsive speed shifting mechanism for power tool
US4154308A (en) * 1977-10-25 1979-05-15 Dresser Industries, Inc. Low torque automatic screwdriver
DE2807677C3 (de) * 1978-02-23 1980-12-04 Mannesmann Demag Ag, 4100 Duisburg Hydraulisches Schraubgerät
DE2840140A1 (de) * 1978-09-15 1980-03-27 Schmid & Wezel Druckluftschrauber mit abschaltumgehung
US4307784A (en) * 1979-01-17 1981-12-29 Dresser Industries, Inc. Shut-off apparatus for pneumatic driven tools
US4328871A (en) * 1980-01-28 1982-05-11 Sps Technologies, Inc. Power tool speed and torque control mechanism
DE3214842A1 (de) * 1982-04-21 1983-10-27 Wagner, Paul-Heinz, 5203 Much Drehwerkzeug

Also Published As

Publication number Publication date
EP0277105B1 (de) 1990-12-27
JPS63260769A (ja) 1988-10-27
US4881435A (en) 1989-11-21
EP0277105A1 (de) 1988-08-03
SE461451B (sv) 1990-02-19
SE8700294L (sv) 1988-07-28
SE8700294D0 (sv) 1987-01-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee