CH272938A - Electric discharge tube and processes for their manufacture - Google Patents

Electric discharge tube and processes for their manufacture

Info

Publication number: CH272938A
Authority: CH; Switzerland
Prior art keywords: manufacture; processes; electric discharge; discharge tube; tube
Prior art date: 1948-06-15

Application number

Other languages

German (de)

Inventor

Gloeilampenfabrieken N Philips

Original Assignee

Philips Nv

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.)

1948-06-15

Filing date

1949-06-13

Publication date

1951-01-15

1949-06-13 Application filed by Philips Nv filed Critical Philips Nv

1951-01-15 Publication of CH272938A publication Critical patent/CH272938A/en

Classifications

- 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
- 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
- H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
- H01J5/08—Vessels; Containers; Shields associated therewith; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/541—Igniting arrangements, e.g. promoting ionisation for starting using a bimetal switch
- H01J61/542—Igniting arrangements, e.g. promoting ionisation for starting using a bimetal switch and an auxiliary electrode inside the vessel
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/01—Fluorescent lamp circuits with more than two principle electrodes

CH272938D 1948-06-15 1949-06-13 Electric discharge tube and processes for their manufacture CH272938A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL272938X		1948-06-15

Publications (1)

Publication Number	Publication Date
CH272938A true CH272938A (en)	1951-01-15

Family

ID=19782004

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH272938D CH272938A (en)	1948-06-15	1949-06-13	Electric discharge tube and processes for their manufacture

Country Status (7)

Country	Link
US (1)	US2598241A (en)
BE (1)	BE489630A (en)
CH (1)	CH272938A (en)
DE (1)	DE810533C (en)
FR (1)	FR988241A (en)
GB (1)	GB669068A (en)
NL (2)	NL141001B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2658161A (en) *	1952-01-09	1953-11-03	Rauland Corp	Image-reproducing device
US2699594A (en) *	1952-02-27	1955-01-18	Sylvania Electric Prod	Method of assembling semiconductor units
US2790941A (en) *	1952-03-27	1957-04-30	Sylvania Electric Prod	Terminal lead construction and method, and semiconductor unit
US3440488A (en) *	1965-06-24	1969-04-22	Microdot Inc	System for producing illumination of progressive portions of a gas-filled luminescent tube
US4006381A (en) *	1975-08-28	1977-02-01	Rca Corporation	CRT with thermally-set nitinol getter spring
DE19610387A1 (en) *	1996-03-16	1997-09-18	Bosch Gmbh Robert	Gas discharge lamp, in particular for motor vehicle headlights

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2114535A (en) *	1933-10-24	1938-04-19	Kirsten Lighting Corp	Gas arc lamp
US2110597A (en) *	1934-09-18	1938-03-08	Westinghouse Electric & Mfg Co	Discharge lamp
US2113314A (en) *	1935-01-10	1938-04-05	Westinghouse Electric & Mfg Co	Discharge lamp
US2177105A (en) *	1937-07-03	1939-10-24	Westinghouse Electric & Mfg Co	Vapor discharge lamp
US2291965A (en) *	1939-08-30	1942-08-04	Gen Electric	Electrical discharge device
US2491854A (en) *	1946-04-06	1949-12-20	Gen Electric	Starting strip for electric discharge devices

0
- BE BE489630D patent/BE489630A/xx unknown
- NL NL71609D patent/NL71609C/xx active
- NL NL63293755A patent/NL141001B/en unknown
1949
- 1949-04-30 US US90604A patent/US2598241A/en not_active Expired - Lifetime
- 1949-06-10 GB GB15516/49A patent/GB669068A/en not_active Expired
- 1949-06-12 DE DEP45578A patent/DE810533C/en not_active Expired
- 1949-06-13 FR FR988241D patent/FR988241A/en not_active Expired
- 1949-06-13 CH CH272938D patent/CH272938A/en unknown

Also Published As

Publication number	Publication date
NL71609C (en)
GB669068A (en)	1952-03-26
BE489630A (en)
NL141001B (en)
FR988241A (en)	1951-08-24
US2598241A (en)	1952-05-27
DE810533C (en)	1951-08-13

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