GB2221798A - Electromagnetic actuators - Google Patents

Electromagnetic actuators Download PDF

Info

Publication number
GB2221798A
GB2221798A GB8917132A GB8917132A GB2221798A GB 2221798 A GB2221798 A GB 2221798A GB 8917132 A GB8917132 A GB 8917132A GB 8917132 A GB8917132 A GB 8917132A GB 2221798 A GB2221798 A GB 2221798A
Authority
GB
United Kingdom
Prior art keywords
slider
permanent magnet
electromagnet
actuator
ferro
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.)
Withdrawn
Application number
GB8917132A
Other languages
English (en)
Other versions
GB8917132D0 (en
Inventor
Jerzy Hoffman
Krzysztof J Ciezarek
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.)
H U Dev Corp
Original Assignee
H U Dev 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 H U Dev Corp filed Critical H U Dev Corp
Publication of GB8917132D0 publication Critical patent/GB8917132D0/en
Publication of GB2221798A publication Critical patent/GB2221798A/en
Withdrawn legal-status Critical Current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
    • H01F7/16—Rectilinearly-movable armatures
    • H01F7/1638—Armatures not entering the winding
    • H01F7/1646—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
    • H01F7/121—Guiding or setting position of armatures, e.g. retaining armatures in their end position
    • H01F7/122—Guiding or setting position of armatures, e.g. retaining armatures in their end position by permanent magnets
    • 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
    • H01H2051/2218—Polarised relays with rectilinearly movable armature having at least one movable permanent magnet

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnets (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
GB8917132A 1988-07-28 1989-07-27 Electromagnetic actuators Withdrawn GB2221798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22523688A 1988-07-28 1988-07-28

Publications (2)

Publication Number Publication Date
GB8917132D0 GB8917132D0 (en) 1989-09-13
GB2221798A true GB2221798A (en) 1990-02-14

Family

ID=22844094

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8917132A Withdrawn GB2221798A (en) 1988-07-28 1989-07-27 Electromagnetic actuators

Country Status (5)

Country Link
JP (1) JPH02161702A (enrdf_load_stackoverflow)
DE (1) DE3925137A1 (enrdf_load_stackoverflow)
FR (1) FR2635404A1 (enrdf_load_stackoverflow)
GB (1) GB2221798A (enrdf_load_stackoverflow)
IL (1) IL91041A0 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA003290B1 (ru) * 2000-10-27 2003-04-24 Шнейдер Электрик Эндюстри Са Шариковый исполнительный механизм
EP4089706A4 (en) * 2020-01-10 2023-01-11 Mitsubishi Electric Corporation Vacuum interrupter

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4445069A1 (de) * 1994-12-06 1996-06-13 Brose Fahrzeugteile Polarisiertes Relais
KR101137015B1 (ko) * 2010-10-15 2012-04-19 엘에스산전 주식회사 전자개폐장치
CN102800534A (zh) * 2012-07-30 2012-11-28 李科明 电磁倒向开关
DE102019133333A1 (de) * 2019-12-06 2021-06-10 Eto Magnetic Gmbh Elektromagnetische Stellvorrichtung mit Zwischenposition

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB657481A (enrdf_load_stackoverflow) *
GB958501A (en) * 1959-07-03 1964-05-21 Philips Electrical Ind Ltd Improvements in electromagnetic devices in which a body is moved between two stable end positions
US3504315A (en) * 1967-12-05 1970-03-31 Plessey Co Ltd Electrical solenoid devices
US4259653A (en) * 1977-11-22 1981-03-31 Magnetic Laboratories, Inc. Electromagnetic reciprocating linear actuator with permanent magnet armature
US4533890A (en) * 1984-12-24 1985-08-06 General Motors Corporation Permanent magnet bistable solenoid actuator
EP0272164A2 (fr) * 1986-11-19 1988-06-22 Telemecanique Electro-aimant polarisé bi-stable

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1083930B (de) * 1956-09-26 1960-06-23 Int Computers & Tabulators Ltd Elektrisch betaetigte Antriebsvorrichtung
DE1489088A1 (de) * 1964-10-30 1969-05-29 List Dipl Ing Heinrich Polarisiertes elektromagnetisches Antriebssystem
GB1121982A (en) * 1966-07-06 1968-07-31 H E & B S Benson Ltd Improvements in electro-magnets
GB1136418A (en) * 1966-12-07 1968-12-11 Plessey Co Ltd Improvements in or relating to electrical solenoid devices
DE2033378B2 (de) * 1970-07-06 1976-08-05 Anker-Werke Ag, 4800 Bielefeld Elektromagnetischer antrieb zur datenaufzeichnung
DE3019418A1 (de) * 1980-05-21 1981-11-26 Hosiden Electronics Co Selbsthaltendes solenoid
DE3426688A1 (de) * 1984-07-19 1986-01-23 Siemens Ag Antriebsanordnung

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB657481A (enrdf_load_stackoverflow) *
GB958501A (en) * 1959-07-03 1964-05-21 Philips Electrical Ind Ltd Improvements in electromagnetic devices in which a body is moved between two stable end positions
US3504315A (en) * 1967-12-05 1970-03-31 Plessey Co Ltd Electrical solenoid devices
US4259653A (en) * 1977-11-22 1981-03-31 Magnetic Laboratories, Inc. Electromagnetic reciprocating linear actuator with permanent magnet armature
US4533890A (en) * 1984-12-24 1985-08-06 General Motors Corporation Permanent magnet bistable solenoid actuator
EP0272164A2 (fr) * 1986-11-19 1988-06-22 Telemecanique Electro-aimant polarisé bi-stable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EA003290B1 (ru) * 2000-10-27 2003-04-24 Шнейдер Электрик Эндюстри Са Шариковый исполнительный механизм
EP4089706A4 (en) * 2020-01-10 2023-01-11 Mitsubishi Electric Corporation Vacuum interrupter

Also Published As

Publication number Publication date
DE3925137A1 (de) 1990-02-01
GB8917132D0 (en) 1989-09-13
JPH02161702A (ja) 1990-06-21
IL91041A0 (en) 1990-02-09
JPH0529283B2 (enrdf_load_stackoverflow) 1993-04-30
FR2635404A1 (fr) 1990-02-16

Similar Documents

Publication Publication Date Title
US5272458A (en) Solenoid actuator
US5883557A (en) Magnetically latching solenoid apparatus
US3755766A (en) Bistable electromagnetic actuator
US6084281A (en) Planar magnetic motor and magnetic microactuator comprising a motor of this type
US6563409B2 (en) Latching magnetic relay assembly
GB2227608A (en) Solenoid actuators
US4994776A (en) Magnetic latching solenoid
US5652558A (en) Double pole double throw RF switch
US3811102A (en) Relay
GB2221798A (en) Electromagnetic actuators
US3248499A (en) Electro-mechanical actuator with permanent magnet
US3040146A (en) Permanent magnet actuator for electric devices
US4851801A (en) Microwave C-switches and S-switches
EP1238404B1 (en) Battery cut-off device and method
US2927177A (en) Electric relay
US4978935A (en) Electromagnetic relay
US4236130A (en) Solenoid actuator having a long stroke
US3699486A (en) High voltage miniaturized relay
EP0360271B1 (en) Electromagnetic polar relay
EP0024216B1 (en) Transfer-type electromagnetic relay
EP0211541A2 (en) Self terminating coaxial switch
US3236964A (en) Plural armature electromagnetic switch
US4482875A (en) Polarized electromagnetic midget relay
US3218406A (en) Cross-over reed relay
US3259810A (en) Electromagnetic switching devices

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)