AT274970B - Elektrische Begrenzungsschaltung - Google Patents

Elektrische Begrenzungsschaltung

Info

Publication number
AT274970B
AT274970B AT198367A AT198367A AT274970B AT 274970 B AT274970 B AT 274970B AT 198367 A AT198367 A AT 198367A AT 198367 A AT198367 A AT 198367A AT 274970 B AT274970 B AT 274970B
Authority
AT
Austria
Prior art keywords
limiting circuit
electrical limiting
electrical
circuit
limiting
Prior art date
Application number
AT198367A
Other languages
English (en)
Original Assignee
Biviator Sa
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
Priority claimed from CH398766A external-priority patent/CH449104A/de
Priority claimed from CH1032466A external-priority patent/CH465044A/de
Application filed by Biviator Sa filed Critical Biviator Sa
Application granted granted Critical
Publication of AT274970B publication Critical patent/AT274970B/de

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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/40—Regulating or controlling the amount of current drawn or delivered by the motor for controlling the mechanical load

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Stopping Of Electric Motors (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Control Of Ac Motors In General (AREA)
AT198367A 1966-03-18 1967-03-01 Elektrische Begrenzungsschaltung AT274970B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH398766A CH449104A (de) 1966-03-18 1966-03-18 Elektrische Motorstrombegrenzungs-Schaltungsanordnung, insbesondere zur Drehmomentbegrenzung elektromotorisch angetriebener Werkzeuge
CH1032466A CH465044A (de) 1966-07-15 1966-07-15 Elektrische Motorstrombegrenzungs-Schaltungsanordnung, insbesondere zur Drehmomentbegrenzung elektromotorisch angetriebener Werkzeuge

Publications (1)

Publication Number Publication Date
AT274970B true AT274970B (de) 1969-10-10

Family

ID=25694346

Family Applications (1)

Application Number Title Priority Date Filing Date
AT198367A AT274970B (de) 1966-03-18 1967-03-01 Elektrische Begrenzungsschaltung

Country Status (5)

Country Link
US (1) US3477007A (de)
AT (1) AT274970B (de)
DE (1) DE1588032A1 (de)
FR (1) FR1516525A (de)
GB (1) GB1178132A (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1006606A (en) * 1972-05-22 1977-03-08 Katsuyuki Totsu Motor-driven screw driver with automatic stopping means
US4015110A (en) * 1975-09-15 1977-03-29 Brandt-Pra, Inc. Electronic control means for paper counting and handling machines
US4210852A (en) * 1975-11-14 1980-07-01 Atlas Copco Aktiebolag Electric nutrunner
DE2724293C2 (de) * 1977-05-28 1984-09-06 C. & E. Fein Gmbh & Co, 7000 Stuttgart Elektronische Schaltungsanordnung zur Drehmomentbegrenzung
US4182979A (en) * 1978-02-03 1980-01-08 Giddings & Lewis, Inc. D-C. electric torquing system
DE2847765C2 (de) * 1978-11-03 1984-02-16 Kaltenbach & Voigt Gmbh & Co, 7950 Biberach Schaltungsanordnung zum Schutz eines Antriebsmotors vor Überlastung, insbesondere für ein zahnärztliches Arbeitsgerät
JPS57106388A (en) * 1980-12-22 1982-07-02 Janome Sewing Mach Co Ltd Controller for safety of commutator motor
JPS57144638A (en) * 1981-02-26 1982-09-07 Koichiro Kitamura Protective device for automatic tool changing device
DE3222066A1 (de) * 1982-06-11 1983-12-15 Black & Decker, Inc. (eine Gesellschaft n.d.Ges.d. Staates Delaware), 19711 Newark, Del. Elektrisches handwerkzeug mit einer schaltung zur drehzahleinstellung und drehmomentbegrenzung
DE3236033A1 (de) * 1982-09-29 1984-03-29 Robert Bosch Gmbh, 7000 Stuttgart Schraubvorrichtung
IT1212535B (it) * 1982-10-26 1989-11-30 Star Utensili Elett Frizione elettronica a piu' livelli di intervento per utensili elettrici a velocita'selezionabile.
DE3446240A1 (de) * 1984-12-19 1986-06-26 Preh, Industrieausrüstungen GmbH, 8740 Bad Neustadt Antriebseinrichtung
DE3500714C1 (de) * 1985-01-11 1988-12-22 Kipfelsberger, Albert, 8070 Ingolstadt Kraftschrauber mit Drehmomentbegrenzung
DE3519840A1 (de) * 1985-06-03 1986-12-04 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Verfahren zur begrenzung der drehzahl eines antriebsmotors einer rotationsoffsetdruckmaschine
DE3811188A1 (de) * 1987-10-24 1989-05-03 Volz Abc Elektrogeraete Einrichtung zur drehmomentbegrenzung bei einem haarbehandlungsgeraet
DE4210273C2 (de) * 1992-03-28 1994-04-21 Egt Ind Elektronik Gmbh Kraftschrauber mit Drehmomentbegrenzung
US5410229A (en) * 1992-07-31 1995-04-25 Black & Decker Inc. Motor speed control circuit with electronic clutch
CN101300110B (zh) * 2005-11-04 2013-05-29 罗伯特·博世有限公司 具有集成电路板的铰接钻和操作方法
CN210307664U (zh) 2015-04-28 2020-04-14 米沃奇电动工具公司 一种旋转动力工具
US10357871B2 (en) 2015-04-28 2019-07-23 Milwaukee Electric Tool Corporation Precision torque screwdriver

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431316A (en) * 1945-10-31 1947-11-25 Frank E Dudley Electronic current limiter system for machine tool motors
US2810778A (en) * 1954-02-12 1957-10-22 Nestor Engineering Company Motor control device
US2987632A (en) * 1958-07-18 1961-06-06 Gen Electric Monostable multivibrator with emitterfollower feedback transistor and isolated charging capacitor
DE1175033B (de) * 1959-06-26 1964-07-30 Bosch Gmbh Robert Kraftstoffeinspritzanlage fuer Brennkraftmaschinen
US3017524A (en) * 1959-12-31 1962-01-16 Avien Inc Stabilized transistor multivibrator
US3229182A (en) * 1962-03-07 1966-01-11 Gen Electric Armature voltage sensing and indicating circuit

Also Published As

Publication number Publication date
GB1178132A (en) 1970-01-21
DE1588032A1 (de) 1970-06-25
US3477007A (en) 1969-11-04
FR1516525A (fr) 1968-03-08

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