FR561530A - Incandescent lamp improvements - Google Patents

Incandescent lamp improvements

Info

Publication number
FR561530A
FR561530A FR561530DA FR561530A FR 561530 A FR561530 A FR 561530A FR 561530D A FR561530D A FR 561530DA FR 561530 A FR561530 A FR 561530A
Authority
FR
France
Prior art keywords
incandescent lamp
incandescent
lamp
lamp improvements
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR561530A publication Critical patent/FR561530A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2918—Rod, strand, filament or fiber including free carbon or carbide or therewith [not as steel]
    • Y10T428/292—In coating or impregnation
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
FR561530D 1922-03-02 1923-01-29 Incandescent lamp improvements Expired FR561530A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US540611A US1600203A (en) 1922-03-02 1922-03-02 Incandescent lamp

Publications (1)

Publication Number Publication Date
FR561530A true FR561530A (en) 1923-10-23

Family

ID=24156203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR561530D Expired FR561530A (en) 1922-03-02 1923-01-29 Incandescent lamp improvements

Country Status (3)

Country Link
US (1) US1600203A (en)
FR (1) FR561530A (en)
NL (1) NL11667C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2463143A (en) * 1947-06-23 1949-03-01 Hynson Westcott & Dunning Inc Anaerobe jar
IT1070563B (en) * 1975-11-14 1985-03-29 Ibm IMPROVED EQUIPMENT FOR ION IMPLANTATION
US4233536A (en) * 1978-12-18 1980-11-11 Gte Products Corporation Incandescent lamp getter
US4629935A (en) * 1985-02-11 1986-12-16 Gte Products Corporation Tungsten-halogen lamp with organic and inorganic getters
US4629936A (en) * 1985-02-11 1986-12-16 Gte Products Corporation Tungsten-halogen lamp with means for reducing filament embrittlement
US4923424A (en) * 1988-02-09 1990-05-08 Gte Products Corporation Incandescent lamps including a combined getter
US4927398A (en) * 1988-02-09 1990-05-22 Gte Products Corporation Incandescent lamps including a combined getter

Also Published As

Publication number Publication date
NL11667C (en)
US1600203A (en) 1926-09-14

Similar Documents

Publication Publication Date Title
FR630354A (en) Improvements to incandescent electric lamps
FR561530A (en) Incandescent lamp improvements
FR565317A (en) Incandescent lamp improvements
FR545781A (en) Incandescent lamp improvements
FR623708A (en) Incandescent electric lamps
FR598103A (en) Improvements to machines for manufacturing incandescent lamps
FR609545A (en) Incandescent lamp improvements
FR621135A (en) Improvements to incandescent electric lamps
FR538901A (en) Incandescent lamp improvements
FR588184A (en) Filaments of incandescent lamps
FR624050A (en) Improvements to incandescent electric lamps
FR626027A (en) Improvements to incandescent electric lamps
FR588950A (en) Incandescent lamp improvements
FR702874A (en) Incandescent lamp improvements
FR570440A (en) Improvements to incandescent electric lamps
FR616189A (en) Improvements to incandescent electric lamps
FR552319A (en) Improvement in incandescent lamps
FR634102A (en) Incandescent lamp improvements
FR576476A (en) Incandescent lamp improvements
FR688252A (en) Incandescent lamp improvements
FR622995A (en) Incandescent lamp improvements
FR513528A (en) Incandescent lamp improvements
FR550011A (en) Improvements to incandescent electric lamps
FR560253A (en) Improvements to incandescent electric lamps
FR543073A (en) Incandescent lamp improvements