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GB2309832B - Actuator - Google Patents

Actuator

Info

Publication number
GB2309832B
GB2309832B GB9623490A GB9623490A GB2309832B GB 2309832 B GB2309832 B GB 2309832B GB 9623490 A GB9623490 A GB 9623490A GB 9623490 A GB9623490 A GB 9623490A GB 2309832 B GB2309832 B GB 2309832B
Authority
GB
United Kingdom
Prior art keywords
actuator
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 - Fee Related
Application number
GB9623490A
Other versions
GB2309832A (en
GB9623490D0 (en
Inventor
David Ward Carr
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.)
Teledyne UK Ltd
Original Assignee
Marconi Applied Technologies Ltd
EEV 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 Marconi Applied Technologies Ltd, EEV Ltd filed Critical Marconi Applied Technologies Ltd
Publication of GB9623490D0 publication Critical patent/GB9623490D0/en
Priority to DE69726035T priority Critical patent/DE69726035D1/en
Priority to EP97300116A priority patent/EP0788184B1/en
Priority to US08/783,295 priority patent/US5872428A/en
Priority to CA002195035A priority patent/CA2195035C/en
Priority to CN97101237A priority patent/CN1082713C/en
Publication of GB2309832A publication Critical patent/GB2309832A/en
Application granted granted Critical
Publication of GB2309832B publication Critical patent/GB2309832B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
    • H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
    • H01J23/46—Loop coupling devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/04—Coupling devices of the waveguide type with variable factor of coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/06—Cavity resonators
GB9623490A 1996-01-31 1996-11-12 Actuator Expired - Fee Related GB2309832B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE69726035T DE69726035D1 (en) 1996-01-31 1997-01-09 Actuator for cavity couplers
EP97300116A EP0788184B1 (en) 1996-01-31 1997-01-09 Cavity coupler actuator
US08/783,295 US5872428A (en) 1996-01-31 1997-01-10 Cavity coupling means rotatable in response to linear movement of an actuator
CA002195035A CA2195035C (en) 1996-01-31 1997-01-14 Actuator
CN97101237A CN1082713C (en) 1996-01-31 1997-01-31 Actuator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9601926.0A GB9601926D0 (en) 1996-01-31 1996-01-31 Actuator

Publications (3)

Publication Number Publication Date
GB9623490D0 GB9623490D0 (en) 1997-01-08
GB2309832A GB2309832A (en) 1997-08-06
GB2309832B true GB2309832B (en) 2000-06-07

Family

ID=10787863

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9601926.0A Pending GB9601926D0 (en) 1996-01-31 1996-01-31 Actuator
GB9623490A Expired - Fee Related GB2309832B (en) 1996-01-31 1996-11-12 Actuator

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9601926.0A Pending GB9601926D0 (en) 1996-01-31 1996-01-31 Actuator

Country Status (1)

Country Link
GB (2) GB9601926D0 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB820161A (en) * 1955-03-30 1959-09-16 Emi Ltd Improvements in or relating to cavity resonators

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB820161A (en) * 1955-03-30 1959-09-16 Emi Ltd Improvements in or relating to cavity resonators

Also Published As

Publication number Publication date
GB2309832A (en) 1997-08-06
GB9601926D0 (en) 1996-04-03
GB9623490D0 (en) 1997-01-08

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Legal Events

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

Effective date: 20001112