CH306186A - Electric incandescent lamp and process for their manufacture. - Google Patents

Electric incandescent lamp and process for their manufacture.

Info

Publication number
CH306186A
CH306186A CH306186DA CH306186A CH 306186 A CH306186 A CH 306186A CH 306186D A CH306186D A CH 306186DA CH 306186 A CH306186 A CH 306186A
Authority
CH
Switzerland
Prior art keywords
manufacture
incandescent lamp
electric incandescent
electric
lamp
Prior art date
Application number
Other languages
German (de)
Inventor
Reszvenytarsasag Villamossagi
Original Assignee
Egyesuelt Izzolampa
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 Egyesuelt Izzolampa filed Critical Egyesuelt Izzolampa
Publication of CH306186A publication Critical patent/CH306186A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H01K1/325—Reflecting coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/183—Composition or manufacture of getters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
    • H01K3/22—Exhausting, degassing, filling, or cleaning vessels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
  • Cookers (AREA)
CH306186D 1951-04-26 1951-11-10 Electric incandescent lamp and process for their manufacture. CH306186A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU306186X 1951-04-26

Publications (1)

Publication Number Publication Date
CH306186A true CH306186A (en) 1955-03-31

Family

ID=10978737

Family Applications (1)

Application Number Title Priority Date Filing Date
CH306186D CH306186A (en) 1951-04-26 1951-11-10 Electric incandescent lamp and process for their manufacture.

Country Status (5)

Country Link
AT (1) AT189282B (en)
CH (1) CH306186A (en)
DE (1) DE977222C (en)
GB (1) GB695081A (en)
NL (1) NL165970B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3320460A (en) * 1964-01-02 1967-05-16 Sylvania Electric Prod Electric lamp coating comprising agglomerates of silica coated with a pigment
US4081709A (en) * 1975-11-20 1978-03-28 General Electric Company Electrostatic coating of silica powders on incandescent bulbs

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE715921C (en) * 1935-05-29 1942-01-09 Philips Patentverwaltung Process for the production of fluorescent screens
GB532783A (en) * 1938-09-29 1941-01-30 Westinghouse Electric Int Co Improved method of coating the interior surface of the envelopes of electric lamps
US2290186A (en) * 1940-09-06 1942-07-21 Hygrade Sylvania Corp Luminescent coating for electric lamps
US2545896A (en) * 1947-02-15 1951-03-20 Gen Electric Electric lamp, light diffusing coating therefor and method of manufacture

Also Published As

Publication number Publication date
GB695081A (en) 1953-08-05
NL165970B (en)
DE977222C (en) 1965-06-24
AT189282B (en) 1957-03-11

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