GB1491209A - Electromagnetic torque motor - Google Patents

Electromagnetic torque motor

Info

Publication number
GB1491209A
GB1491209A GB55118/73A GB5511873A GB1491209A GB 1491209 A GB1491209 A GB 1491209A GB 55118/73 A GB55118/73 A GB 55118/73A GB 5511873 A GB5511873 A GB 5511873A GB 1491209 A GB1491209 A GB 1491209A
Authority
GB
United Kingdom
Prior art keywords
torque motor
electromagnetic torque
nov
brass
heading
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
GB55118/73A
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.)
ZF International UK Ltd
Original Assignee
Lucas Industries 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
Application filed by Lucas Industries Ltd filed Critical Lucas Industries Ltd
Priority to GB55118/73A priority Critical patent/GB1491209A/en
Priority to US526688A priority patent/US3918016A/en
Priority to FR7439021A priority patent/FR2252690B2/fr
Publication of GB1491209A publication Critical patent/GB1491209A/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
    • H01F7/14—Pivoting armatures

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

1491209 Oscillating motors LUCAS INDUSTRIES Ltd 22 Nov 1974 [28 Nov 1973] 55118/73 Addition to 1352127 Heading H2A In the torque motor described in Specification 1,352,127 (see Division H2) the side members of the frame are linked by electrically conducting non-magnetic plates (e.g. brass or copper) which serve to damp out eddy currents.
GB55118/73A 1973-11-28 1973-11-28 Electromagnetic torque motor Expired GB1491209A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB55118/73A GB1491209A (en) 1973-11-28 1973-11-28 Electromagnetic torque motor
US526688A US3918016A (en) 1973-11-28 1974-11-25 Electrically conductive plates providing eddy current damping for an electro-magnetic device
FR7439021A FR2252690B2 (en) 1973-11-28 1974-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB55118/73A GB1491209A (en) 1973-11-28 1973-11-28 Electromagnetic torque motor

Publications (1)

Publication Number Publication Date
GB1491209A true GB1491209A (en) 1977-11-09

Family

ID=10473013

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55118/73A Expired GB1491209A (en) 1973-11-28 1973-11-28 Electromagnetic torque motor

Country Status (3)

Country Link
US (1) US3918016A (en)
FR (1) FR2252690B2 (en)
GB (1) GB1491209A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5257639A (en) * 1988-12-23 1993-11-02 Dresser Industries, Inc. Electropneumatic positioner
US4926896A (en) * 1988-12-23 1990-05-22 Dresser Industries, Inc. Sensitive electrical to mechanical transducer
DE3843646C2 (en) * 1988-12-23 1994-05-26 Spinner Georg Electromagnetic switch drive

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1809634A (en) * 1929-10-12 1931-06-09 Union Switch & Signal Co Electrical relay
US2932752A (en) * 1956-08-20 1960-04-12 Nat Res Dev Torque motors
US3058038A (en) * 1959-11-20 1962-10-09 Weston Hydraulics Ltd Torque motor with null balance
US3794868A (en) * 1971-08-31 1974-02-26 R Haigh Electromagnetic device

Also Published As

Publication number Publication date
FR2252690A2 (en) 1975-06-20
US3918016A (en) 1975-11-04
FR2252690B2 (en) 1977-03-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]