FR55876E - Tight seals, in particular glass-to-metal seals for vacuum tubes - Google Patents

Tight seals, in particular glass-to-metal seals for vacuum tubes

Info

Publication number
FR55876E
FR55876E FR55876DA FR55876E FR 55876 E FR55876 E FR 55876E FR 55876D A FR55876D A FR 55876DA FR 55876 E FR55876 E FR 55876E
Authority
FR
France
Prior art keywords
seals
vacuum tubes
particular glass
tight
metal
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
Other languages
French (fr)
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.)
Societe Francaise Radio Electrique
Original Assignee
Societe Francaise Radio Electrique
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 Societe Francaise Radio Electrique filed Critical Societe Francaise Radio Electrique
Application granted granted Critical
Publication of FR55876E publication Critical patent/FR55876E/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
    • H01J5/20—Seals between parts of vessels
    • H01J5/22—Vacuum-tight joints between parts of vessel
    • H01J5/28—Vacuum-tight joints between parts of vessel between conductive parts of vessel
    • 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
    • H01J2893/0037—Solid sealing members other than lamp bases
    • H01J2893/0044—Direct connection between two metal elements, in particular via material a connecting material
FR55876D 1943-11-12 1943-11-12 Tight seals, in particular glass-to-metal seals for vacuum tubes Expired FR55876E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR55876T 1943-11-12

Publications (1)

Publication Number Publication Date
FR55876E true FR55876E (en) 1952-09-08

Family

ID=8690158

Family Applications (1)

Application Number Title Priority Date Filing Date
FR55876D Expired FR55876E (en) 1943-11-12 1943-11-12 Tight seals, in particular glass-to-metal seals for vacuum tubes

Country Status (1)

Country Link
FR (1) FR55876E (en)

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