GB187990A - A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatus - Google Patents

A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatus

Info

Publication number
GB187990A
GB187990A GB29499/22A GB2949922A GB187990A GB 187990 A GB187990 A GB 187990A GB 29499/22 A GB29499/22 A GB 29499/22A GB 2949922 A GB2949922 A GB 2949922A GB 187990 A GB187990 A GB 187990A
Authority
GB
United Kingdom
Prior art keywords
manufacture
electric lamps
under pressure
similar apparatus
incandescent electric
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
GB29499/22A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB187990A publication Critical patent/GB187990A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K3/00Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/16Joining of caps to vessel
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03BMANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00Other methods of shaping glass
    • C03B19/02Other methods of shaping glass by casting molten glass, e.g. injection moulding
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/20Seals between parts of vessels
    • H01J5/22Vacuum-tight joints between parts of vessel
    • H01J5/24Vacuum-tight joints between parts of vessel between insulating parts of vessel
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01KELECTRIC INCANDESCENT LAMPS
    • H01K3/00Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00Discharge tubes and lamps
    • H01J2893/0033Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0037Solid sealing members other than lamp bases
    • H01J2893/0038Direct connection between two insulating elements, in particular via glass material
    • H01J2893/0039Glass-to-glass connection, e.g. by soldering

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Adornments (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
GB29499/22A 1921-10-29 1922-10-28 A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatus Expired GB187990A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES187988X 1921-10-29

Publications (1)

Publication Number Publication Date
GB187990A true GB187990A (en) 1923-09-27

Family

ID=8244680

Family Applications (3)

Application Number Title Priority Date Filing Date
GB29497/22A Expired GB187988A (en) 1921-10-29 1922-10-28 Improvements in incandescent electric lamps and similar apparatus
GB29499/22A Expired GB187990A (en) 1921-10-29 1922-10-28 A method of manufacture of glass caps moulded under pressure, for incandescent electric lamps and similar apparatus
GB29498/22A Expired GB187989A (en) 1921-10-29 1922-10-28 Improvements in moulds for the manufacture of glass caps for electric incandescent lamps and similar apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB29497/22A Expired GB187988A (en) 1921-10-29 1922-10-28 Improvements in incandescent electric lamps and similar apparatus

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB29498/22A Expired GB187989A (en) 1921-10-29 1922-10-28 Improvements in moulds for the manufacture of glass caps for electric incandescent lamps and similar apparatus

Country Status (5)

Country Link
US (2) US1606276A (fr)
DE (2) DE466897C (fr)
FR (1) FR571782A (fr)
GB (3) GB187988A (fr)
NL (4) NL15725C (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442860A (en) * 1942-10-10 1948-06-08 Westinghouse Electric Corp Molding glass articles
US2464990A (en) * 1945-08-28 1949-03-22 Westinghouse Electric Corp Electric lamp manufacture
US2644100A (en) * 1945-12-28 1953-06-30 Tung Sol Electric Inc Sealed lighting unit and method of manufacture
US2573553A (en) * 1946-09-28 1951-10-30 Sylvania Electric Prod Overlapping header for radio tubes
NL65818C (fr) * 1946-10-11
US2504303A (en) * 1947-05-23 1950-04-18 Bell Telephone Labor Inc Metal to glass sealing method
US2499854A (en) * 1947-09-08 1950-03-07 Sylvania Electric Prod Sealing method
US2543093A (en) * 1948-12-28 1951-02-27 Tung Sol Lamp Works Inc Electric lamp
US2556059A (en) * 1949-06-21 1951-06-05 Tung Sol Lamp Works Inc Electric incandescent lamp and method of manufacturing
US2694273A (en) * 1951-06-20 1954-11-16 Raytheon Mfg Co Method of tipless sealing of vitreous envelopes
US2799814A (en) * 1953-09-01 1957-07-16 Sylvania Electric Prod Germanium photodiode
DE1295079B (de) * 1961-10-12 1969-05-14 Vossloh Werke Gmbh Beruehrungsschutzanordnung fuer die Halterung elektrischer Gluehlampen mit Schraubensockel
US5568009A (en) * 1994-12-29 1996-10-22 Philips Electronics North America Corporation Electric lamp having a lamp cap with solder-free connections
US5747919A (en) * 1994-12-29 1998-05-05 Philips Electronics North America Corporation Electric lamp having a hybrid skirted lamp base

Also Published As

Publication number Publication date
NL15725C (fr)
NL14148C (fr)
FR571782A (fr) 1924-05-23
NL18909C (fr)
DE466897C (de) 1928-10-16
US1861167A (en) 1932-05-31
US1606276A (en) 1926-11-09
DE478499C (de) 1929-06-29
GB187989A (en) 1923-10-11
NL20721C (fr)
GB187988A (en) 1923-12-13

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