GB2189078B - Electrically operable actuator - Google Patents

Electrically operable actuator

Info

Publication number
GB2189078B
GB2189078B GB8708150A GB8708150A GB2189078B GB 2189078 B GB2189078 B GB 2189078B GB 8708150 A GB8708150 A GB 8708150A GB 8708150 A GB8708150 A GB 8708150A GB 2189078 B GB2189078 B GB 2189078B
Authority
GB
United Kingdom
Prior art keywords
electrically operable
operable actuator
actuator
electrically
operable
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
GB8708150A
Other versions
GB8708150D0 (en
GB2189078A (en
Inventor
Wilfred Nicholas Bainbridge
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.)
AP PRECISION HYDRAULICS LIMITE
Original Assignee
AP PRECISION HYDRAULICS LIMITE
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 AP PRECISION HYDRAULICS LIMITE filed Critical AP PRECISION HYDRAULICS LIMITE
Publication of GB8708150D0 publication Critical patent/GB8708150D0/en
Publication of GB2189078A publication Critical patent/GB2189078A/en
Application granted granted Critical
Publication of GB2189078B publication Critical patent/GB2189078B/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
    • H01F7/145—Rotary electromagnets with variable gap
GB8708150A 1986-04-07 1987-04-06 Electrically operable actuator Expired GB2189078B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868608442A GB8608442D0 (en) 1986-04-07 1986-04-07 Electrically operable actuator

Publications (3)

Publication Number Publication Date
GB8708150D0 GB8708150D0 (en) 1987-05-13
GB2189078A GB2189078A (en) 1987-10-14
GB2189078B true GB2189078B (en) 1989-11-22

Family

ID=10595810

Family Applications (2)

Application Number Title Priority Date Filing Date
GB868608442A Pending GB8608442D0 (en) 1986-04-07 1986-04-07 Electrically operable actuator
GB8708150A Expired GB2189078B (en) 1986-04-07 1987-04-06 Electrically operable actuator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB868608442A Pending GB8608442D0 (en) 1986-04-07 1986-04-07 Electrically operable actuator

Country Status (1)

Country Link
GB (2) GB8608442D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4760491A (en) * 1987-02-02 1988-07-26 Loral Corporation Fail-safe brake valve driver

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433031A (en) * 1972-04-14 1976-04-22 Comitato Nazionale Per Lenergi Nuclear reactor safety system
GB2047472A (en) * 1979-04-06 1980-11-26 Eickhoff Maschf Eisen Improvements relating to intrinsically safe electromagnetic actuators
GB2082799A (en) * 1980-08-27 1982-03-10 Elliott Brothers London Ltd Hydraulic actuator systems
WO1982000862A1 (en) * 1980-09-02 1982-03-18 Rockwell International Corp Actuator system for a control surface of an aircraft

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433031A (en) * 1972-04-14 1976-04-22 Comitato Nazionale Per Lenergi Nuclear reactor safety system
GB2047472A (en) * 1979-04-06 1980-11-26 Eickhoff Maschf Eisen Improvements relating to intrinsically safe electromagnetic actuators
GB2082799A (en) * 1980-08-27 1982-03-10 Elliott Brothers London Ltd Hydraulic actuator systems
WO1982000862A1 (en) * 1980-09-02 1982-03-18 Rockwell International Corp Actuator system for a control surface of an aircraft

Also Published As

Publication number Publication date
GB8708150D0 (en) 1987-05-13
GB2189078A (en) 1987-10-14
GB8608442D0 (en) 1986-05-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee