GB565486A - Improvements in or relating to the manufacture of electric vacuum tubes - Google Patents

Improvements in or relating to the manufacture of electric vacuum tubes

Info

Publication number
GB565486A
GB565486A GB8127/43A GB812743A GB565486A GB 565486 A GB565486 A GB 565486A GB 8127/43 A GB8127/43 A GB 8127/43A GB 812743 A GB812743 A GB 812743A GB 565486 A GB565486 A GB 565486A
Authority
GB
United Kingdom
Prior art keywords
beads
flange
electric vacuum
tube
relating
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
GB8127/43A
Other languages
English (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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB565486A publication Critical patent/GB565486A/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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/92—Means forming part of the tube for the purpose of providing electrical connection to it
    • 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
    • Y10T403/34—Branched
    • Y10T403/348—Parallel rods
    • 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
    • Y10T403/47—Molded joint
    • Y10T403/477—Fusion bond, e.g., weld, etc.

Landscapes

  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Insulating Bodies (AREA)
GB8127/43A 1942-05-29 1943-05-21 Improvements in or relating to the manufacture of electric vacuum tubes Expired GB565486A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US444961A US2319691A (en) 1942-05-29 1942-05-29 Cathode ray tube and process

Publications (1)

Publication Number Publication Date
GB565486A true GB565486A (en) 1944-11-13

Family

ID=23767086

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8127/43A Expired GB565486A (en) 1942-05-29 1943-05-21 Improvements in or relating to the manufacture of electric vacuum tubes

Country Status (3)

Country Link
US (1) US2319691A (US20110232667A1-20110929-C00004.png)
BE (1) BE472798A (US20110232667A1-20110929-C00004.png)
GB (1) GB565486A (US20110232667A1-20110929-C00004.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2518924A (en) * 1944-09-15 1950-08-15 Gen Electric Stem making method and apparatus
US4202999A (en) * 1978-04-11 1980-05-13 General Electric Company Fused silica lamp envelope and seal

Also Published As

Publication number Publication date
BE472798A (US20110232667A1-20110929-C00004.png)
US2319691A (en) 1943-05-18

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