GB776255A - Improvements in electric discharge devices - Google Patents

Improvements in electric discharge devices

Info

Publication number
GB776255A
GB776255A GB616/54A GB61654A GB776255A GB 776255 A GB776255 A GB 776255A GB 616/54 A GB616/54 A GB 616/54A GB 61654 A GB61654 A GB 61654A GB 776255 A GB776255 A GB 776255A
Authority
GB
United Kingdom
Prior art keywords
per cent
electric discharge
discharge devices
group
glass
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
GB616/54A
Inventor
William Joseph Scott
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co 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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Priority to GB616/54A priority Critical patent/GB776255A/en
Priority to US480520A priority patent/US2803783A/en
Publication of GB776255A publication Critical patent/GB776255A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens

Landscapes

  • Glass Compositions (AREA)
  • Gas-Filled Discharge Tubes (AREA)

Abstract

776,255. Glass. BRITISH THOMSONHOUSTON CO., Ltd. Dec. 16, 1954 [Jan. 8, 1954], No. 616/54. Drawings to Specification. Class 56 [Also in Group XL(a)] The tip of an auxiliary priming electrode in a T.R. cell as described in Specification 698,896 [Group XL(a)] is covered with a protective coating of vanadium pentoxide glass having a composition by weight of 74, per cent V 2 O 5 , 18.5 per cent P 2 O 5 and 7.5 per cent PbO. Specification 776,254 also is referred to.
GB616/54A 1954-01-08 1954-01-08 Improvements in electric discharge devices Expired GB776255A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB616/54A GB776255A (en) 1954-01-08 1954-01-08 Improvements in electric discharge devices
US480520A US2803783A (en) 1954-01-08 1955-01-07 Electric discharge devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB616/54A GB776255A (en) 1954-01-08 1954-01-08 Improvements in electric discharge devices

Publications (1)

Publication Number Publication Date
GB776255A true GB776255A (en) 1957-06-05

Family

ID=9707490

Family Applications (1)

Application Number Title Priority Date Filing Date
GB616/54A Expired GB776255A (en) 1954-01-08 1954-01-08 Improvements in electric discharge devices

Country Status (2)

Country Link
US (1) US2803783A (en)
GB (1) GB776255A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2922066A (en) * 1956-11-13 1960-01-19 Motorola Inc Spark compressor and trigger for spark discharge light
US4342943A (en) * 1979-10-17 1982-08-03 Owens-Illinois, Inc. P2 O5 -V2 O5 -PbO glass which reduces arcing in funnel portion of CRT
WO2016117099A1 (en) 2015-01-23 2016-07-28 株式会社 日立ハイテクノロジーズ Charged particle beam device, charged particle beam device optical element, and charged particle beam device member production method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2398422A (en) * 1938-11-23 1946-04-16 Raytheon Mfg Co Igniter for mercury-pool tubes
US2303514A (en) * 1942-05-07 1942-12-01 Westinghouse Electric & Mfg Co Vapor electric device
US2617957A (en) * 1949-07-22 1952-11-11 Gen Electric Gaseous electric discharge device

Also Published As

Publication number Publication date
US2803783A (en) 1957-08-20

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