AU458233B2 - Improved tungsten halogen lamp - Google Patents

Improved tungsten halogen lamp

Info

Publication number: AU458233B2
Authority: AU; Australia
Prior art keywords: halogen lamp; tungsten halogen; improved tungsten; improved; lamp
Prior art date: 1971-01-22
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

AU38195/72A

Other languages

English (en)

Other versions

AU3819572A (en

Inventor

Richard Coston James

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.)

EMI Group Ltd

Original Assignee

Thorn Electrical Industries 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.)

1971-01-22

Filing date

1972-01-21

Publication date

1975-02-20

1972-01-21 Application filed by Thorn Electrical Industries Ltd filed Critical Thorn Electrical Industries Ltd

1973-07-26 Publication of AU3819572A publication Critical patent/AU3819572A/en

1975-02-20 Application granted granted Critical

1975-02-20 Publication of AU458233B2 publication Critical patent/AU458233B2/en

Status Expired legal-status Critical Current

Links

229910052736 halogen Inorganic materials 0.000 title 1
229910052721 tungsten Inorganic materials 0.000 title 1
239000010937 tungsten Substances 0.000 title 1
-1 tungsten halogen Chemical class 0.000 title 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

AU38195/72A 1971-01-22 1972-01-21 Improved tungsten halogen lamp Expired AU458233B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB299571		1971-01-22
GBGB2995/71		1971-01-22

Publications (2)

Publication Number	Publication Date
AU3819572A AU3819572A (en)	1973-07-26
AU458233B2 true AU458233B2 (en)	1975-02-20

Family

ID=9749959

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU38195/72A Expired AU458233B2 (en)	1971-01-22	1972-01-21	Improved tungsten halogen lamp

Country Status (12)

Country	Link
AT (1)	AT308899B (fr)
AU (1)	AU458233B2 (fr)
BE (1)	BE778347A (fr)
CA (1)	CA940998A (fr)
CH (1)	CH558083A (fr)
DE (1)	DE2203087C3 (fr)
FR (1)	FR2123009A5 (fr)
GB (1)	GB1345901A (fr)
IT (1)	IT946826B (fr)
NL (1)	NL7200850A (fr)
SE (1)	SE367511B (fr)
ZA (1)	ZA72271B (fr)

1971
- 1971-01-22 GB GB299571A patent/GB1345901A/en not_active Expired
1972
- 1972-01-17 ZA ZA720271A patent/ZA72271B/xx unknown
- 1972-01-19 SE SE00593/72A patent/SE367511B/xx unknown
- 1972-01-21 CH CH95072A patent/CH558083A/fr not_active IP Right Cessation
- 1972-01-21 AU AU38195/72A patent/AU458233B2/en not_active Expired
- 1972-01-21 BE BE778347A patent/BE778347A/fr unknown
- 1972-01-21 NL NL7200850A patent/NL7200850A/xx not_active Application Discontinuation
- 1972-01-21 FR FR7202076A patent/FR2123009A5/fr not_active Expired
- 1972-01-21 AT AT49372A patent/AT308899B/de not_active IP Right Cessation
- 1972-01-21 IT IT19693/72A patent/IT946826B/it active
- 1972-01-22 DE DE2203087A patent/DE2203087C3/de not_active Expired
- 1972-01-24 CA CA133,007A patent/CA940998A/en not_active Expired

Also Published As

Publication number	Publication date
GB1345901A (en)	1974-02-06
DE2203087C3 (de)	1978-07-20
BE778347A (fr)	1972-05-16
ZA72271B (en)	1972-09-27
IT946826B (it)	1973-05-21
NL7200850A (fr)	1972-07-25
CH558083A (fr)	1975-01-15
AT308899B (de)	1973-07-25
DE2203087B2 (de)	1977-12-01
CA940998A (en)	1974-01-29
DE2203087A1 (de)	1972-08-03
FR2123009A5 (fr)	1972-09-01
AU3819572A (en)	1973-07-26
SE367511B (fr)	1974-05-27

Similar Documents

Publication	Publication Date	Title
CA940585A (en)	1974-01-22	Tungsten halogen lamp having improved seal
CA959916A (en)	1974-12-24	Shatter-resistant incandescent lamp
CA973140A (en)	1975-08-19	Direct filament lamp assembly
CA972734A (en)	1975-08-12	Lamps
CA934437A (en)	1973-09-25	Lamps
CA938988A (en)	1973-12-25	Tungsten halogen lamp
CA946456A (en)	1974-04-30	Electric filament lamp
CA934810A (en)	1973-10-02	Production of tungsten halogen lamps
CA943619A (en)	1974-03-12	Halogen filament lamp
AU458233B2 (en)	1975-02-20	Improved tungsten halogen lamp
CA918221A (en)	1973-01-02	Halogen filament lamp
CA933577A (en)	1973-09-11	Incandescent lamp manufacture
CA956691A (en)	1974-10-22	Electric filament lamp
CA996625A (en)	1976-09-07	Incandescent lamp
CA868544A (en)	1971-04-13	Halogen bulb
CA837742A (en)	1970-03-24	Tungsten halogen lamp
CA891677A (en)	1972-01-25	Incandescent halogen lamps
AU435529B2 (en)	1971-10-14	Halogen lamp
CA867974A (en)	1971-04-06	Electric incandescent lamp
CA879277A (en)	1971-08-24	Incandescent lamp
CA874596A (en)	1971-06-29	Incandescent lamp
CA885612A (en)	1971-11-09	Incandescent lamp
CA874597A (en)	1971-06-29	Incandescent lamp
CA886163A (en)	1971-11-16	Incandescent lamp
CA881693A (en)	1971-09-21	Tungsten oxyhalide incandescent lamps