GB2042795B - Thermionic cathode supporting device - Google Patents

Thermionic cathode supporting device

Info

Publication number
GB2042795B
GB2042795B GB8000625A GB8000625A GB2042795B GB 2042795 B GB2042795 B GB 2042795B GB 8000625 A GB8000625 A GB 8000625A GB 8000625 A GB8000625 A GB 8000625A GB 2042795 B GB2042795 B GB 2042795B
Authority
GB
United Kingdom
Prior art keywords
supporting device
thermionic cathode
cathode supporting
thermionic
supporting
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
GB8000625A
Other languages
English (en)
Other versions
GB2042795A (en
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.)
Denka Co Ltd
Original Assignee
Denki Kagaku Kogyo KK
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 Denki Kagaku Kogyo KK filed Critical Denki Kagaku Kogyo KK
Publication of GB2042795A publication Critical patent/GB2042795A/en
Application granted granted Critical
Publication of GB2042795B publication Critical patent/GB2042795B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/32—Articulated members
    • Y10T403/32606—Pivoted
    • Y10T403/32819—Pivoted including tension or take-up means
    • Y10T403/32827—Interposed spring means coaxial with pivot
GB8000625A 1979-01-23 1980-01-09 Thermionic cathode supporting device Expired GB2042795B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP558179A JPS5598435A (en) 1979-01-23 1979-01-23 Hot cathode

Publications (2)

Publication Number Publication Date
GB2042795A GB2042795A (en) 1980-09-24
GB2042795B true GB2042795B (en) 1982-11-24

Family

ID=11615194

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8000625A Expired GB2042795B (en) 1979-01-23 1980-01-09 Thermionic cathode supporting device

Country Status (5)

Country Link
US (1) US4311941A (US06262066-20010717-C00315.png)
JP (1) JPS5598435A (US06262066-20010717-C00315.png)
DE (1) DE3001622C2 (US06262066-20010717-C00315.png)
FR (1) FR2447603A1 (US06262066-20010717-C00315.png)
GB (1) GB2042795B (US06262066-20010717-C00315.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2104144B (en) * 1981-08-21 1985-10-30 Plessey Co Ltd Improvements in or relating to assemblies with a movable part
NL8800539A (nl) * 1988-03-03 1989-10-02 Philips Nv Elektronen bundel apparaat.
DE10012203C1 (de) * 2000-03-13 2001-07-26 Siemens Ag Thermionischer Flachemitter
US6590723B1 (en) 2001-11-08 2003-07-08 Sd Instruments Optical instrument mount

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1414737A (en) * 1919-06-11 1922-05-02 Edward J Gulick Antirattler for steering knuckles
US2917333A (en) * 1955-11-28 1959-12-15 Thomas H Liesen Reciprocating pump
US3532923A (en) * 1969-03-17 1970-10-06 Ibm Pyrolytic graphite support for lanthanum hexaboride cathode emitter
US3668457A (en) * 1969-08-25 1972-06-06 United Aircraft Corp Brazing alloy for bonding thermionic cathode to support
US3889829A (en) * 1973-11-26 1975-06-17 Gulf Oil Corp Mobile refuse collection truck
GB1517649A (en) * 1975-06-27 1978-07-12 Hitachi Ltd Field emission cathode and method of preparation thereof
JPS5277661A (en) * 1975-12-24 1977-06-30 Jeol Ltd Electron gun
US4054946A (en) * 1976-09-28 1977-10-18 Bell Telephone Laboratories, Incorporated Electron source of a single crystal of lanthanum hexaboride emitting surface of (110) crystal plane

Also Published As

Publication number Publication date
JPS5598435A (en) 1980-07-26
GB2042795A (en) 1980-09-24
US4311941A (en) 1982-01-19
DE3001622C2 (de) 1989-02-23
FR2447603B1 (US06262066-20010717-C00315.png) 1984-10-19
DE3001622A1 (de) 1980-07-24
FR2447603A1 (fr) 1980-08-22

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Legal Events

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

Effective date: 19930109