GB823843A - Improvements in and relating to gaseous electric discharge devices - Google Patents

Improvements in and relating to gaseous electric discharge devices

Info

Publication number
GB823843A
GB823843A GB8320/55A GB832055A GB823843A GB 823843 A GB823843 A GB 823843A GB 8320/55 A GB8320/55 A GB 8320/55A GB 832055 A GB832055 A GB 832055A GB 823843 A GB823843 A GB 823843A
Authority
GB
United Kingdom
Prior art keywords
cathode
getter
pressure
envelope
helium
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
GB8320/55A
Other languages
English (en)
Inventor
John Reginald Acton
Kenneth Harold Westley
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.)
Ericsson Telephones Ltd
Original Assignee
Ericsson Telephones 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 Ericsson Telephones Ltd filed Critical Ericsson Telephones Ltd
Publication of GB823843A publication Critical patent/GB823843A/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
    • H01J17/22—Means for obtaining or maintaining the desired pressure within the tube
    • H01J17/24—Means for absorbing or adsorbing gas, e.g. by gettering

Landscapes

  • Discharge Lamp (AREA)
GB8320/55A 1955-03-22 1955-03-22 Improvements in and relating to gaseous electric discharge devices Expired GB823843A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB343035X 1955-03-22

Publications (1)

Publication Number Publication Date
GB823843A true GB823843A (en) 1959-11-18

Family

ID=10363947

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8320/55A Expired GB823843A (en) 1955-03-22 1955-03-22 Improvements in and relating to gaseous electric discharge devices

Country Status (4)

Country Link
US (1) US2862133A (de)
CH (1) CH343035A (de)
FR (1) FR1152638A (de)
GB (1) GB823843A (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2680206A (en) * 1948-07-19 1954-06-01 Sylvania Electric Prod Cold-cathode gas-filled diode
US2682619A (en) * 1948-08-19 1954-06-29 Sylvania Electric Prod Cold cathode gas discharge tube
GB716621A (en) * 1951-09-11 1954-10-13 Gen Electric Co Ltd Improvements in or relating to the manufacture of cold-cathode gas filled electric discharge devices

Also Published As

Publication number Publication date
CH343035A (de) 1959-12-15
FR1152638A (fr) 1958-02-21
US2862133A (en) 1958-11-25

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