GB496842A - Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes - Google Patents

Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes

Info

Publication number
GB496842A
GB496842A GB3385837A GB3385837A GB496842A GB 496842 A GB496842 A GB 496842A GB 3385837 A GB3385837 A GB 3385837A GB 3385837 A GB3385837 A GB 3385837A GB 496842 A GB496842 A GB 496842A
Authority
GB
United Kingdom
Prior art keywords
conductors
leading
electrode
carrying
pass
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
GB3385837A
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.)
DONALD ARTHUR BOYLAND
MO Valve Co Ltd
Original Assignee
DONALD ARTHUR BOYLAND
MO Valve 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 DONALD ARTHUR BOYLAND, MO Valve Co Ltd filed Critical DONALD ARTHUR BOYLAND
Priority to GB3385837A priority Critical patent/GB496842A/en
Publication of GB496842A publication Critical patent/GB496842A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H01J5/40—End-disc seals, e.g. flat header
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0034—Lamp bases
    • H01J2893/0035—Lamp bases shaped as flat plates, in particular metallic

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

496,842. Thermionic valves. M-O VALVE CO., Ltd., BOYLAND, D. A., and BREADNER, R. L. Dec. 7, 1937, No. 33858. [Class 39 (i)] In large valves the internal electrodes are supported from conductors 9 screwed into thimbles 6 sealed to small foot-tubes 4 extending outwardly from the main foottube 1 ; the thimbles have screwed ends 8 for lead connections.
GB3385837A 1937-12-07 1937-12-07 Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes Expired GB496842A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3385837A GB496842A (en) 1937-12-07 1937-12-07 Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3385837A GB496842A (en) 1937-12-07 1937-12-07 Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes

Publications (1)

Publication Number Publication Date
GB496842A true GB496842A (en) 1938-12-07

Family

ID=10358346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3385837A Expired GB496842A (en) 1937-12-07 1937-12-07 Improvements in devices having hermetically sealed envelopes through which pass more than two leading-in conductors each carrying to an electrode a current of many amperes

Country Status (1)

Country Link
GB (1) GB496842A (en)

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