GB1571994A - Electric nutrunner - Google Patents

Electric nutrunner Download PDF

Info

Publication number
GB1571994A
GB1571994A GB4744176A GB4744176A GB1571994A GB 1571994 A GB1571994 A GB 1571994A GB 4744176 A GB4744176 A GB 4744176A GB 4744176 A GB4744176 A GB 4744176A GB 1571994 A GB1571994 A GB 1571994A
Authority
GB
United Kingdom
Prior art keywords
motor
torque
nutrunner
tightening
current
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
Application number
GB4744176A
Other languages
English (en)
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
Publication of GB1571994A publication Critical patent/GB1571994A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D17/00—Control of torque; Control of mechanical power
    • G05D17/02—Control of torque; Control of mechanical power characterised by the use of electric means
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
GB4744176A 1975-11-14 1976-11-15 Electric nutrunner Expired GB1571994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7512866A SE399376B (sv) 1975-11-14 1975-11-14 Elektriska mutterdragare

Publications (1)

Publication Number Publication Date
GB1571994A true GB1571994A (en) 1980-07-23

Family

ID=20326090

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4744176A Expired GB1571994A (en) 1975-11-14 1976-11-15 Electric nutrunner

Country Status (8)

Country Link
JP (1) JPS6020153B2 (enrdf_load_stackoverflow)
BR (1) BR7607594A (enrdf_load_stackoverflow)
DE (1) DE2651905A1 (enrdf_load_stackoverflow)
FR (1) FR2331423A1 (enrdf_load_stackoverflow)
GB (1) GB1571994A (enrdf_load_stackoverflow)
IT (1) IT1074954B (enrdf_load_stackoverflow)
NL (1) NL7612536A (enrdf_load_stackoverflow)
SE (1) SE399376B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127589A (en) * 1982-09-29 1984-04-11 Bosch Gmbh Robert Control circuit for screwdrivers and nut runners
WO2006048420A1 (de) * 2004-11-04 2006-05-11 Paul-Heinz Wagner Verfahren zur steuerung eines anzugverhaltens einer schraubeinrichtung
EP4480055A4 (en) * 2023-05-05 2025-01-29 New World Technologies Inc. A torque tool with fault protection and a method of operating the same

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2724293C2 (de) * 1977-05-28 1984-09-06 C. & E. Fein Gmbh & Co, 7000 Stuttgart Elektronische Schaltungsanordnung zur Drehmomentbegrenzung
US4267914A (en) * 1979-04-26 1981-05-19 Black & Decker Inc. Anti-kickback power tool control
JPS6020870A (ja) * 1983-07-12 1985-02-02 日立工機株式会社 クラツチ式電動締付工具の制御方式
DE3500714C1 (de) * 1985-01-11 1988-12-22 Kipfelsberger, Albert, 8070 Ingolstadt Kraftschrauber mit Drehmomentbegrenzung
DE3546606C2 (en) * 1985-09-04 1990-03-22 Rainer Dipl.-Ing. 7250 Leonberg De Schroecker Resistance braking device
GB2198983A (en) * 1986-12-17 1988-06-29 Sps Technologies Method of and apparatus for tightening screw-threaded fasteners
DE3718804A1 (de) * 1987-06-05 1988-12-15 Gardner Denver Gmbh Schrauber
DE3938787A1 (de) * 1989-11-23 1991-05-29 Gardner Denver Gmbh Elektroschrauber
SE508963C2 (sv) * 1997-04-22 1998-11-23 Atlas Copco Tools Ab Metod för åtdragning av skruvförband
DE102007000281A1 (de) * 2007-05-21 2008-11-27 Hilti Aktiengesellschaft Verfahren zur Steuerung eines Schraubgerätes
DE102011102275A1 (de) * 2011-05-23 2012-11-29 C. & E. Fein Gmbh Schrauber und Verfahren zum Steuern eines Schraubers
WO2018230140A1 (ja) * 2017-06-16 2018-12-20 パナソニックＩｐマネジメント株式会社 電動工具

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1184847A (en) * 1915-07-07 1916-05-30 Morgan C French Brush-plow.
US2842720A (en) * 1953-11-05 1958-07-08 Ohio Brass Co Circuit control system and controller therefor
US3195704A (en) * 1962-08-02 1965-07-20 Rockwell Mfg Co Torque responsive control for motor driven tool
FR86794E (fr) * 1963-12-13 1966-04-08 Mavilor Perfectionnements apportés aux moteurs électriques à collecteur
DE1538612A1 (de) * 1966-01-07 1969-11-06 Koenig & Bauer Ag Antrieb fuer Einrichtungen,bei denen es auf die Einhaltung einer gewuenschten Schliesskraft od.dgl. ankommt
US3715642A (en) * 1971-06-21 1973-02-06 Singer Co Dc control circuits for direct drive motors continuously coupled to sewing machines for controlling sewing functions
US3892146A (en) * 1973-08-31 1975-07-01 Shibaura Engineering Works Ltd Electric control for an electric motor operated nut fastening tool

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2127589A (en) * 1982-09-29 1984-04-11 Bosch Gmbh Robert Control circuit for screwdrivers and nut runners
GB2170329A (en) * 1982-09-29 1986-07-30 Bosch Gmbh Robert Improvements in or relating to control apparatus for screwing devices such as screwdrivers and nut runners
WO2006048420A1 (de) * 2004-11-04 2006-05-11 Paul-Heinz Wagner Verfahren zur steuerung eines anzugverhaltens einer schraubeinrichtung
EP4480055A4 (en) * 2023-05-05 2025-01-29 New World Technologies Inc. A torque tool with fault protection and a method of operating the same

Also Published As

Publication number Publication date
IT1074954B (it) 1985-04-22
DE2651905A1 (de) 1977-05-18
SE399376B (sv) 1978-02-13
JPS6020153B2 (ja) 1985-05-20
BR7607594A (pt) 1977-09-27
NL7612536A (nl) 1977-05-17
FR2331423A1 (fr) 1977-06-10
JPS5264098A (en) 1977-05-27
FR2331423B1 (enrdf_load_stackoverflow) 1982-09-10
SE7512866L (sv) 1977-05-15
DE2651905C2 (enrdf_load_stackoverflow) 1987-12-03

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19931115