GB486872A - Improvements in or relating to electric incandescent lamps and discharge apparatus - Google Patents

Improvements in or relating to electric incandescent lamps and discharge apparatus

Info

Publication number
GB486872A
GB486872A GB33957/36A GB3395736A GB486872A GB 486872 A GB486872 A GB 486872A GB 33957/36 A GB33957/36 A GB 33957/36A GB 3395736 A GB3395736 A GB 3395736A GB 486872 A GB486872 A GB 486872A
Authority
GB
United Kingdom
Prior art keywords
tube
glass
stem
wall
forming
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
GB33957/36A
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.)
Arcturus Radio Tube Co
Original Assignee
Arcturus Radio Tube Co
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 Arcturus Radio Tube Co filed Critical Arcturus Radio Tube Co
Publication of GB486872A publication Critical patent/GB486872A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/32—Sealing leading-in conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
GB33957/36A 1935-12-11 1936-12-10 Improvements in or relating to electric incandescent lamps and discharge apparatus Expired GB486872A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US53848A US2107254A (en) 1935-12-11 1935-12-11 Electric tube construction

Publications (1)

Publication Number Publication Date
GB486872A true GB486872A (en) 1938-06-10

Family

ID=21986956

Family Applications (1)

Application Number Title Priority Date Filing Date
GB33957/36A Expired GB486872A (en) 1935-12-11 1936-12-10 Improvements in or relating to electric incandescent lamps and discharge apparatus

Country Status (4)

Country Link
US (1) US2107254A (enrdf_load_stackoverflow)
FR (1) FR814756A (enrdf_load_stackoverflow)
GB (1) GB486872A (enrdf_load_stackoverflow)
NL (1) NL80349C (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB563784A (en) * 1943-02-24 1944-08-30 Standard Telephones Cables Ltd Improvements in or relating to the sealing of wires into glass
US2504842A (en) * 1943-04-07 1950-04-18 Western Electric Co Glassworking apparatus
US2461487A (en) * 1944-03-20 1949-02-08 United Carr Fastener Corp Holder for thermionic valves and like electrical devices and means for securing it to supports
US2518924A (en) * 1944-09-15 1950-08-15 Gen Electric Stem making method and apparatus
US2535630A (en) * 1944-11-25 1950-12-26 Sylvania Electric Prod Lamp flare holder
US2907141A (en) * 1946-12-24 1959-10-06 Sylvania Electric Prod Exhaust machine chuck
US2892008A (en) * 1955-10-19 1959-06-23 Sylvania Electric Prod Dummy inner leads in wafer stems
US4767436A (en) * 1987-10-29 1988-08-30 Rca Licensing Corporation Apparatus and method for manufacturing a molded glass stem
US4824459A (en) * 1988-05-20 1989-04-25 Thomson Consumer Electronics, Inc. Marker pin for a universal stem mold
US4813991A (en) * 1988-05-20 1989-03-21 Thomson Consumer Electronics, Inc. Universal stem mold for manufacturing a molded glass stem

Also Published As

Publication number Publication date
NL80349C (enrdf_load_stackoverflow)
US2107254A (en) 1938-02-01
FR814756A (fr) 1937-06-29

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