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GB2297429A - Bistable magnetic actuator - Google Patents

Bistable magnetic actuator

Info

Publication number
GB2297429A
GB2297429A GB9603117A GB9603117A GB2297429A GB 2297429 A GB2297429 A GB 2297429A GB 9603117 A GB9603117 A GB 9603117A GB 9603117 A GB9603117 A GB 9603117A GB 2297429 A GB2297429 A GB 2297429A
Authority
GB
United Kingdom
Prior art keywords
magnetic actuator
bistable magnetic
bistable
actuator
magnetic
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.)
Granted
Application number
GB9603117A
Other versions
GB9603117D0 (en
GB2297429B (en
Inventor
Brian Mckean
Derek Kenworthy
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.)
MCKEAN BRIAN ASS Ltd
Original Assignee
MCKEAN BRIAN ASS Ltd
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 GB939318876A external-priority patent/GB9318876D0/en
Application filed by MCKEAN BRIAN ASS Ltd filed Critical MCKEAN BRIAN ASS Ltd
Priority to GB9603117A priority Critical patent/GB2297429B/en
Publication of GB9603117D0 publication Critical patent/GB9603117D0/en
Publication of GB2297429A publication Critical patent/GB2297429A/en
Application granted granted Critical
Publication of GB2297429B publication Critical patent/GB2297429B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H01H33/6662—Operating arrangements using bistable electromagnetic actuators, e.g. linear polarised electromagnetic actuators
    • 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
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1607—Armatures entering the winding
    • H01F7/1615—Armatures or stationary parts of magnetic circuit having permanent magnet
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/22—Polarised relays
    • H01H51/2209—Polarised relays with rectilinearly movable armature
    • 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
    • H01F7/16—Rectilinearly-movable armatures
    • H01F2007/1669—Armatures actuated by current pulse, e.g. bistable actuators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H50/00—Details of electromagnetic relays
    • H01H50/16—Magnetic circuit arrangements
    • H01H50/36—Stationary parts of magnetic circuit, e.g. yoke

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
GB9603117A 1993-09-11 1994-09-12 Bistable magnetic actuator Expired - Lifetime GB2297429B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9603117A GB2297429B (en) 1993-09-11 1994-09-12 Bistable magnetic actuator

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB939318876A GB9318876D0 (en) 1993-09-11 1993-09-11 A bistable permanent magnet actuator for operation of circuit breakers
PCT/GB1994/001975 WO1995007542A1 (en) 1993-09-11 1994-09-12 Bistable magnetic actuator
GB9603117A GB2297429B (en) 1993-09-11 1994-09-12 Bistable magnetic actuator

Publications (3)

Publication Number Publication Date
GB9603117D0 GB9603117D0 (en) 1996-05-29
GB2297429A true GB2297429A (en) 1996-07-31
GB2297429B GB2297429B (en) 1997-07-09

Family

ID=26303505

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9603117A Expired - Lifetime GB2297429B (en) 1993-09-11 1994-09-12 Bistable magnetic actuator

Country Status (1)

Country Link
GB (1) GB2297429B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2342504A (en) * 1998-10-08 2000-04-12 Wladyslaw Wygnanski A bistable and monostable electromagnetic drive arrangement
GB2342782A (en) * 1998-10-08 2000-04-19 Wladyslaw Wygnanski An electromagnetic actuator arrangement
GB2349746A (en) * 1999-05-04 2000-11-08 Sheng Chih Sheng A bistable magnetic actuator arrangement and an associated drive circuit
US6373675B1 (en) 1999-01-14 2002-04-16 Kabushiki Kaisha Toshiba Operating apparatus for switching device
US6933827B2 (en) * 2002-11-15 2005-08-23 Mitsubishi Denki Kabushiki Kaisha Actuator, method of manufacturing the actuator and circuit breaker provided with the actuator

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1363793A (en) * 1963-07-19 1964-06-12 Stotz Kontakt Gmbh Series of parts for relay construction
US3377519A (en) * 1963-12-26 1968-04-09 Allen Bradley Co Magnetically latched switch
FR2532107A1 (en) * 1982-08-17 1984-02-24 Sds Elektro Gmbh Electromagnetic connection apparatus comprising a magnetic control and a contact apparatus mounted on the latter.
DE3338551A1 (en) * 1983-10-24 1985-05-02 Sds-Elektro Gmbh, 8024 Deisenhofen Electromagnetic switching device
US4533890A (en) * 1984-12-24 1985-08-06 General Motors Corporation Permanent magnet bistable solenoid actuator
DE3520879C1 (en) * 1985-06-11 1986-09-18 SDS-Relais AG, 8024 Deisenhofen Magnet system for an electromagnetic relay
EP0225388A1 (en) * 1985-06-04 1987-06-16 Mitsubishi Mining & Cement Co., Ltd. Electromagnetic actuator
EP0354803A1 (en) * 1988-08-12 1990-02-14 Gec Alsthom Limited A bistable magnetic actuator and a circuit breaker
EP0460666A1 (en) * 1990-06-08 1991-12-11 Magnet-Motor Gesellschaft Für Magnetmotorische Technik Mbh Electrically activated vehicle rearview mirror

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1363793A (en) * 1963-07-19 1964-06-12 Stotz Kontakt Gmbh Series of parts for relay construction
US3377519A (en) * 1963-12-26 1968-04-09 Allen Bradley Co Magnetically latched switch
FR2532107A1 (en) * 1982-08-17 1984-02-24 Sds Elektro Gmbh Electromagnetic connection apparatus comprising a magnetic control and a contact apparatus mounted on the latter.
DE3338551A1 (en) * 1983-10-24 1985-05-02 Sds-Elektro Gmbh, 8024 Deisenhofen Electromagnetic switching device
US4533890A (en) * 1984-12-24 1985-08-06 General Motors Corporation Permanent magnet bistable solenoid actuator
EP0225388A1 (en) * 1985-06-04 1987-06-16 Mitsubishi Mining & Cement Co., Ltd. Electromagnetic actuator
DE3520879C1 (en) * 1985-06-11 1986-09-18 SDS-Relais AG, 8024 Deisenhofen Magnet system for an electromagnetic relay
EP0354803A1 (en) * 1988-08-12 1990-02-14 Gec Alsthom Limited A bistable magnetic actuator and a circuit breaker
EP0460666A1 (en) * 1990-06-08 1991-12-11 Magnet-Motor Gesellschaft Für Magnetmotorische Technik Mbh Electrically activated vehicle rearview mirror

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Conference Record of the 1989 IEEE Industry Applications Society Annual Meeting, 1989, XP91581 *
Part 1, pages 195-202 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2342504A (en) * 1998-10-08 2000-04-12 Wladyslaw Wygnanski A bistable and monostable electromagnetic drive arrangement
GB2342782A (en) * 1998-10-08 2000-04-19 Wladyslaw Wygnanski An electromagnetic actuator arrangement
GB2342504B (en) * 1998-10-08 2003-04-23 Wladyslaw Wygnanski Magnetic drives
GB2342782B (en) * 1998-10-08 2003-04-23 Wladyslaw Wygnanski Magnetic drives
US6373675B1 (en) 1999-01-14 2002-04-16 Kabushiki Kaisha Toshiba Operating apparatus for switching device
GB2349746A (en) * 1999-05-04 2000-11-08 Sheng Chih Sheng A bistable magnetic actuator arrangement and an associated drive circuit
GB2349746B (en) * 1999-05-04 2003-10-29 Chih-Sheng Sheng Magnet device with double fixing positions for changing the magnetic circuit
US6933827B2 (en) * 2002-11-15 2005-08-23 Mitsubishi Denki Kabushiki Kaisha Actuator, method of manufacturing the actuator and circuit breaker provided with the actuator

Also Published As

Publication number Publication date
GB9603117D0 (en) 1996-05-29
GB2297429B (en) 1997-07-09

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20140911