ZA922388B - Double dc coil timing circuit - Google Patents

Double dc coil timing circuit

Info

Publication number
ZA922388B
ZA922388B ZA922388A ZA922388A ZA922388B ZA 922388 B ZA922388 B ZA 922388B ZA 922388 A ZA922388 A ZA 922388A ZA 922388 A ZA922388 A ZA 922388A ZA 922388 B ZA922388 B ZA 922388B
Authority
ZA
South Africa
Prior art keywords
double
timing circuit
coil timing
coil
circuit
Prior art date
Application number
ZA922388A
Other languages
English (en)
Inventor
Rick Alan Hurley
Alan Hurley Rick
Mark Edmund Innes
Edmund Innes Mark
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA922388B publication Critical patent/ZA922388B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
    • H01H47/06—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current by changing number of serially-connected turns or windings

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
  • Motor And Converter Starters (AREA)
ZA922388A 1991-04-19 1992-04-01 Double dc coil timing circuit ZA922388B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/688,007 US5168418A (en) 1991-04-19 1991-04-19 Double dc coil timing circuit

Publications (1)

Publication Number Publication Date
ZA922388B true ZA922388B (en) 1992-12-30

Family

ID=24762735

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA922388A ZA922388B (en) 1991-04-19 1992-04-01 Double dc coil timing circuit

Country Status (8)

Country Link
US (1) US5168418A (xx)
EP (1) EP0509824A3 (xx)
JP (1) JPH05135675A (xx)
AU (1) AU655633B2 (xx)
BR (1) BR9201439A (xx)
CA (1) CA2066357A1 (xx)
MX (1) MX9201626A (xx)
ZA (1) ZA922388B (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5422780A (en) * 1992-12-22 1995-06-06 The Lee Company Solenoid drive circuit
US5440443A (en) * 1993-02-25 1995-08-08 Robertshaw Controls Company Control device and methods of making and operating the same
US5410187A (en) * 1993-06-15 1995-04-25 Honeywell, Inc. Output circuit for controlling a relay which has capability for operating with wide range of input voltages
US5592356A (en) * 1994-09-27 1997-01-07 Synchro-Start Products, Inc. Dual coil actuator with timing circuit
US5719738A (en) * 1994-12-27 1998-02-17 General Electric Company Circuit breaker remote closing operator
GB2302988B (en) * 1995-06-29 1997-07-09 Defond Mfg Ltd Circuit breaker
US6035843A (en) * 1996-01-16 2000-03-14 Smart Parts, Inc. Pneumatically operated projectile launching device
US6166525A (en) * 1998-01-26 2000-12-26 Crook; Gaines M. Automatic electric power generator control
KR101529588B1 (ko) * 2013-10-18 2015-06-17 엘에스산전 주식회사 전자접촉기

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB817035A (en) * 1956-04-23 1959-07-22 Rotax Ltd Electromagnetically-actuated electric switches
FR2134081B1 (xx) * 1971-04-19 1974-02-15 Cem Comp Electro Mec
DE2305343A1 (de) * 1973-02-03 1974-08-08 Baum Elektrophysik Gmbh Schaltung an einer erregerspule fuer schuetze oder relais
US4065096A (en) * 1976-07-01 1977-12-27 Graham-White Sales Corporation Solenoid-actuated valve
US4186420A (en) * 1978-08-25 1980-01-29 Otis Elevator Company Accurate, fail-safe relay timer
US4559511A (en) * 1983-04-19 1985-12-17 Westinghouse Electric Corp. Vacuum contactor having DC electromagnet with improved force watts ratio
US4485366A (en) * 1983-04-19 1984-11-27 Westinghouse Electric Corp. Mechanical interlock mechanism for a vacuum contactor
US4504808A (en) * 1983-04-19 1985-03-12 Westinghouse Electric Corp. Vacuum contactor kickout spring adjustment apparatus
US4479042A (en) * 1983-04-19 1984-10-23 Westinghouse Electric Corp. Contact overtravel adjustment apparatus for a vacuum contactor
US4544817A (en) * 1983-11-29 1985-10-01 Westinghouse Electric Corp. Vacuum contactor with kickout spring
US4642726A (en) * 1984-01-09 1987-02-10 Westinghouse Electric Corp. Solenoid operator circuit for molded case circuit breaker

Also Published As

Publication number Publication date
EP0509824A2 (en) 1992-10-21
EP0509824A3 (en) 1993-06-30
AU655633B2 (en) 1995-01-05
AU1388792A (en) 1992-10-22
MX9201626A (es) 1992-10-01
CA2066357A1 (en) 1992-10-20
JPH05135675A (ja) 1993-06-01
BR9201439A (pt) 1992-12-01
US5168418A (en) 1992-12-01

Similar Documents

Publication Publication Date Title
GB9107822D0 (en) Magnetic catch
SG44804A1 (en) Ballast circuit
EP0506362A3 (en) Coil
EP0508327A3 (en) Cmos-bandgap reference circuit
GB9120021D0 (en) Camshafts
GB9209351D0 (en) Doubling circuit
EP0545392A3 (en) Synchronous circuit
EP0519729A3 (en) Magnetic head driving circuit
ZA922388B (en) Double dc coil timing circuit
GB2255675B (en) Circuit assembly
SG48126A1 (en) Circuit arrangement
GB2256972B (en) Transformers
GB2248152B (en) Coil circuits
GB2261849B (en) Ink-metering components
EP0518625A3 (en) Waveform synthesizing circuit
EP0510699A3 (en) Magnetic structure
EP0527516A3 (en) Current limiting circuit
EP0513910A3 (en) Rectifier circuit
GB9126192D0 (en) Cabinet
EP0546823A3 (en) Magnetometer
GB9313870D0 (en) Timing circuit
IL104114A0 (en) Terminating circuit
GB2281147B (en) Magnetic circuit
GB2263609B (en) Clock extract circuit
EP0498350A3 (en) Voltage boosting circuit