NL149325B - TUNGSTEN HALOGEN LIGHT BULB WITH FLAT BODIES. - Google Patents

TUNGSTEN HALOGEN LIGHT BULB WITH FLAT BODIES.

Info

Publication number: NL149325B
Authority: NL; Netherlands
Prior art keywords: light bulb; halogen light; tungsten halogen; flat bodies; bodies
Prior art date: 1969-03-25

Application number

NL707004231A

Other languages

Dutch (nl)

Other versions

NL7004231A (en

Original Assignee

Thorn Lighting Ltd

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.)

1969-03-25

Filing date

1970-03-24

Publication date

1976-04-15

1970-03-24 Application filed by Thorn Lighting Ltd filed Critical Thorn Lighting Ltd

1970-09-29 Publication of NL7004231A publication Critical patent/NL7004231A/xx

1976-04-15 Publication of NL149325B publication Critical patent/NL149325B/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body
- 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

NL707004231A 1969-03-25 1970-03-24 TUNGSTEN HALOGEN LIGHT BULB WITH FLAT BODIES. NL149325B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB05596/69A GB1189977A (en)	1969-03-25	1969-03-25	Improvements in Tungsten-Halogen Incandescent Lamps

Publications (2)

Publication Number	Publication Date
NL7004231A NL7004231A (en)	1970-09-29
NL149325B true NL149325B (en)	1976-04-15

Family

ID=10061970

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL707004231A NL149325B (en)	1969-03-25	1970-03-24	TUNGSTEN HALOGEN LIGHT BULB WITH FLAT BODIES.

Country Status (4)

Country	Link
US (1)	US3626236A (en)
GB (1)	GB1189977A (en)
NL (1)	NL149325B (en)
SE (1)	SE370814B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3968395A (en) *	1972-09-25	1976-07-06	Siemens Aktiengesellschaft	Two filament electric bulb traffic light
NL7400763A (en) *	1974-01-21	1975-07-23	Philips Nv	ELECTRIC LIGHT BULB.
US4023060A (en) *	1975-11-28	1977-05-10	Gte Sylvania Incorporated	Ruggedized, high power tungsten-halogen lamp
US4720653A (en) *	1986-10-20	1988-01-19	Gte Products Corporation	Electric lamp with bridge support member providing both compressive and axial support
US5159235A (en) *	1990-08-10	1992-10-27	Gte Products Corporation	Hollow lamp bridge
DE4343989C2 (en) *	1993-12-22	2002-12-19	Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh	halogen bulb
US20050093420A1 (en) *	2003-11-05	2005-05-05	Fridrich Elmer G.	Spurred light source lead wire for handling and for assembling with a filament
US20050093454A1 (en) *	2003-11-05	2005-05-05	Fridrich Elmer G.	Light source bodies for filament tubes and arc tubes
US7107676B2 (en) *	2003-11-05	2006-09-19	Fridrich Elmer G	One piece foliated leads for sealing in light sources
US20050092613A1 (en) *	2003-11-05	2005-05-05	Fridrich Elmer G.	Two-bath electrolysis
US7322870B2 (en) *	2003-11-05	2008-01-29	Fridrich Elmer G	Apparatus and process for finishing light source filament tubes and arc tubes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1483449A (en) *	1921-09-15	1924-02-12	Westinghouse Lamp Co	Electric lamp for projection apparatus
US3441774A (en) *	1966-12-12	1969-04-29	Gen Electric	Halogen-cycle incandescent lamp with planar filament

1969
- 1969-03-25 GB GB05596/69A patent/GB1189977A/en not_active Expired
1970
- 1970-02-25 US US14011A patent/US3626236A/en not_active Expired - Lifetime
- 1970-03-14 SE SE7004020A patent/SE370814B/xx unknown
- 1970-03-24 NL NL707004231A patent/NL149325B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
NL7004231A (en)	1970-09-29
DE2013573B2 (en)	1972-10-05
SE370814B (en)	1974-10-28
US3626236A (en)	1971-12-07
DE2013573A1 (en)	1970-10-01
GB1189977A (en)	1970-04-29

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Legal Events

Date	Code	Title	Description
1983-04-18	V1	Lapsed because of non-payment of the annual fee
1990-03-31	NL80	Abbreviated name of patent owner mentioned of already nullified patent	Owner name: THORN