GB1335784A - Electrical circuit for controlling the energization of an inductive load - Google Patents

Electrical circuit for controlling the energization of an inductive load

Info

Publication number
GB1335784A
GB1335784A GB3369472A GB3369472A GB1335784A GB 1335784 A GB1335784 A GB 1335784A GB 3369472 A GB3369472 A GB 3369472A GB 3369472 A GB3369472 A GB 3369472A GB 1335784 A GB1335784 A GB 1335784A
Authority
GB
United Kingdom
Prior art keywords
capacitor
supply
transistor
energy
inductive load
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
GB3369472A
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB1335784A publication Critical patent/GB1335784A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01F7/1816—Circuit arrangements for holding the operation of electromagnets or for holding the armature in attracted position with reduced energising current making use of an energy accumulator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0814—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/08146—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit in bipolar transistor switches

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electronic Switches (AREA)
  • Control Of Stepping Motors (AREA)
  • Keying Circuit Devices (AREA)
  • Control Of Electrical Variables (AREA)
GB3369472A 1971-08-02 1972-07-19 Electrical circuit for controlling the energization of an inductive load Expired GB1335784A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16805271A 1971-08-02 1971-08-02

Publications (1)

Publication Number Publication Date
GB1335784A true GB1335784A (en) 1973-10-31

Family

ID=22609903

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3369472A Expired GB1335784A (en) 1971-08-02 1972-07-19 Electrical circuit for controlling the energization of an inductive load

Country Status (11)

Country Link
US (1) US3708726A (enExample)
JP (1) JPS554290B1 (enExample)
AU (1) AU459777B2 (enExample)
BE (1) BE786980A (enExample)
CA (1) CA957723A (enExample)
CH (1) CH541247A (enExample)
DE (1) DE2235310C2 (enExample)
FR (1) FR2144498A5 (enExample)
GB (1) GB1335784A (enExample)
IT (1) IT963523B (enExample)
ZA (1) ZA724881B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144280A (en) * 1983-07-29 1985-02-27 Bosch Gmbh Robert Circuit means for rapid switching of a load

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CS157241B1 (enExample) * 1971-04-30 1974-09-16
DE2447363C3 (de) * 1974-10-04 1978-05-24 Thyssen Edelstahlwerke Ag, 4000 Duesseldorf Elektrische Schaltanordnung für ein Gerät zum Magnetisieren und Entmagnetisieren von Dauermagneten
FR2506097A1 (fr) * 1981-05-13 1982-11-19 Valeo Dispositif pour commuter au moins un circuit selfique, alimente en courant continu
US4798935A (en) * 1987-07-08 1989-01-17 Environmental Fragrance Technologies, Ltd. Driver circuit
DE3734415A1 (de) * 1987-10-12 1989-04-20 Bosch Gmbh Robert Schaltungsanordnung zur beschleunigung der versorgung eines elektromagnetischen verbrauchers
US5952738A (en) * 1996-02-15 1999-09-14 Motorola, Inc. Switching circuit for an inductive load
US5883776A (en) * 1997-06-30 1999-03-16 General Motors Corporation Apparatus and method for improving response time of electromagnetic actuators
JP4794768B2 (ja) * 2001-08-02 2011-10-19 株式会社ミクニ ソレノイド駆動装置
JP2004197629A (ja) * 2002-12-18 2004-07-15 Denso Corp 電磁負荷駆動装置
US7337620B2 (en) * 2005-05-18 2008-03-04 Whirlpool Corporation Insulated ice compartment for bottom mount refrigerator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2907929A (en) * 1956-09-04 1959-10-06 Caledonia Electronics And Tran High speed electromechanical actuator
US3337748A (en) * 1963-12-23 1967-08-22 Sanders Associates Inc Low dissipation inductance drivers
DE1219977B (de) * 1965-01-21 1966-06-30 Philips Patentverwaltung Elektronische Schaltvorrichtung zum schnellen Abschalten und Wiedereinschalten von stromdurchflossenen Induktivitaeten

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2144280A (en) * 1983-07-29 1985-02-27 Bosch Gmbh Robert Circuit means for rapid switching of a load

Also Published As

Publication number Publication date
IT963523B (it) 1974-01-21
DE2235310A1 (de) 1973-02-22
ZA724881B (en) 1973-04-25
JPS554290B1 (enExample) 1980-01-29
BE786980A (fr) 1972-11-16
FR2144498A5 (enExample) 1973-02-09
AU4486972A (en) 1974-02-07
CH541247A (de) 1973-08-31
DE2235310C2 (de) 1982-06-03
CA957723A (en) 1974-11-12
AU459777B2 (en) 1975-04-10
US3708726A (en) 1973-01-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee