GB1389907A - Apparatus comprising a driver circuit and an electromagnetic actuator - Google Patents

Apparatus comprising a driver circuit and an electromagnetic actuator

Info

Publication number
GB1389907A
GB1389907A GB3074272A GB3074272A GB1389907A GB 1389907 A GB1389907 A GB 1389907A GB 3074272 A GB3074272 A GB 3074272A GB 3074272 A GB3074272 A GB 3074272A GB 1389907 A GB1389907 A GB 1389907A
Authority
GB
United Kingdom
Prior art keywords
actuator
operate
demagnetize
polarity
resistor
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
GB3074272A
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.)
Burlington Industries Inc
Original Assignee
Burlington Industries Inc
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 Burlington Industries Inc filed Critical Burlington Industries Inc
Publication of GB1389907A publication Critical patent/GB1389907A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/04—Modifications for accelerating switching
    • H03K17/041—Modifications for accelerating switching without feedback from the output circuit to the control circuit
    • H03K17/0416—Modifications for accelerating switching without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/04166—Modifications for accelerating switching without feedback from the output circuit to the control circuit by measures taken in the output circuit in bipolar transistor switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1805—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current
    • H01F7/1811—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current demagnetising upon switching off, removing residual magnetism
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/66—Switching arrangements for passing the current in either direction at will; Switching arrangements for reversing the current at will
    • H03K17/661—Switching arrangements for passing the current in either direction at will; Switching arrangements for reversing the current at will connected to both load terminals

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • Looms (AREA)
  • Braking Systems And Boosters (AREA)
GB3074272A 1971-07-01 1972-06-30 Apparatus comprising a driver circuit and an electromagnetic actuator Expired GB1389907A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15896571A 1971-07-01 1971-07-01

Publications (1)

Publication Number Publication Date
GB1389907A true GB1389907A (en) 1975-04-09

Family

ID=22570501

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3074272A Expired GB1389907A (en) 1971-07-01 1972-06-30 Apparatus comprising a driver circuit and an electromagnetic actuator

Country Status (7)

Country Link
US (1) US3736473A (OSRAM)
JP (1) JPS5124658B1 (OSRAM)
CA (1) CA953776A (OSRAM)
CH (1) CH566674A5 (OSRAM)
DE (1) DE2231715A1 (OSRAM)
FR (1) FR2144430A5 (OSRAM)
GB (1) GB1389907A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4370604A (en) * 1981-06-25 1983-01-25 Honeywell Inc. Solenoid actuated servo system
JPS58121521A (ja) * 1982-01-13 1983-07-19 オムロン株式会社 電子式タイマ装置
DE4331849C2 (de) * 1993-09-20 1998-07-09 Deere & Co Elektronischer Schaltkreis einer Elektromagnetkupplung
DE19646052A1 (de) * 1996-11-08 1998-05-14 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines Verbrauchers
DE19911863A1 (de) * 1999-03-17 2000-09-21 Philips Corp Intellectual Pty Schaltungsanordnung zum Steuern eines Aktuators
EP1158279A1 (de) * 2000-05-22 2001-11-28 Endress + Hauser Flowtec AG Stromregel-Schaltung eines magnetisch-induktiven Durchflussmessgerät zum Erzeugen eines Speisestroms für eine Erreger-Schaltung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2424243A (en) * 1944-01-19 1947-07-22 Percival D Lowell Remote control system
US2992366A (en) * 1957-04-26 1961-07-11 Shand And Jurs Co Function control system and apparatus
US3021454A (en) * 1958-04-11 1962-02-13 Bendix Corp Control circuit for electromagnetic devices
US3064165A (en) * 1960-05-23 1962-11-13 Collins Radio Co Relay speed-up circuit
US3070732A (en) * 1961-09-19 1962-12-25 Edward C Crandall Electric control system

Also Published As

Publication number Publication date
JPS5124658B1 (OSRAM) 1976-07-26
DE2231715A1 (de) 1973-01-18
CH566674A5 (OSRAM) 1975-09-15
FR2144430A5 (OSRAM) 1973-02-09
US3736473A (en) 1973-05-29
CA953776A (en) 1974-08-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees