IT8120604A0 - Lampada a scarica ad arco ad alogenuro, di bassa potenza, avente un'efficienza ottima. - Google Patents

Lampada a scarica ad arco ad alogenuro, di bassa potenza, avente un'efficienza ottima.

Info

Publication number: IT8120604A0
Authority: IT; Italy
Prior art keywords: low power; arc discharge; halide lamp; excellent efficiency; discharge halide
Prior art date: 1980-03-24

Application number

IT8120604A

Other languages

English (en)

Other versions

IT1135657B (it

Inventor

William M Keeffe

Harold L Rothwell Jr

Original Assignee

Gte Prod Corp

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.)

1980-03-24

Filing date

1981-03-20

Publication date

1981-03-20

1981-03-20 Application filed by Gte Prod Corp filed Critical Gte Prod Corp

1981-03-20 Publication of IT8120604A0 publication Critical patent/IT8120604A0/it

1986-08-27 Application granted granted Critical

1986-08-27 Publication of IT1135657B publication Critical patent/IT1135657B/it

Links

238000010891 electric arc Methods 0.000 title 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent

IT20604/81A 1980-03-24 1981-03-20 Lampada a scarica ad arco ad alogenuro,di bassa potenza,avente un'efficienza ottima IT1135657B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/132,932 US4302699A (en)	1980-03-24	1980-03-24	Low wattage metal halide arc discharge lamp having optimum efficacy

Publications (2)

Publication Number	Publication Date
IT8120604A0 true IT8120604A0 (it)	1981-03-20
IT1135657B IT1135657B (it)	1986-08-27

Family

ID=22456231

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT20604/81A IT1135657B (it)	1980-03-24	1981-03-20	Lampada a scarica ad arco ad alogenuro,di bassa potenza,avente un'efficienza ottima

Country Status (8)

Country	Link
US (1)	US4302699A (it)
BE (1)	BE888069A (it)
CA (1)	CA1157508A (it)
DE (1)	DE3110818A1 (it)
FR (1)	FR2478874A1 (it)
GB (1)	GB2072414B (it)
IT (1)	IT1135657B (it)
NL (1)	NL8101449A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4386292A (en) *	1980-07-02	1983-05-31	Gte Products Corporation	Projection lamp comprising single ended arc discharge lamp and an interference filter
CA1176687A (en) *	1981-06-06	1984-10-23	Robert Hall	Bi pin base for single ended discharge lamp
US4728857A (en) *	1981-06-29	1988-03-01	Gte Products Corporation	Vertical running, high brightness, low wattage metal halide arc lamp
US4499396A (en) *	1982-08-18	1985-02-12	Gte Products Corporation	Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating same
US4580989A (en) *	1982-08-18	1986-04-08	Gte Products Corporation	Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating and constructing same
US4721888A (en) *	1984-12-27	1988-01-26	Gte Laboratories Incorporated	Arc discharge lamp with ultraviolet enhanced starting circuit
US4755711A (en) *	1986-07-07	1988-07-05	Gte Products Corporation	Electric lamp with ceramic reflector
JPH0762993B2 (ja) *	1987-09-21	1995-07-05	東芝ライテック株式会社	メタルハライドランプ
US4876483A (en) *	1988-05-26	1989-10-24	Gte Products Corporation	Arc lamp with surface arc resistant barrier
NL9500350A (nl) *	1994-02-25	1995-10-02	Ushio Electric Inc	Metaalhalogenidelamp met een eendelige opstelling van een frontafdekking en een reflector.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3407327A (en) *	1967-12-21	1968-10-22	Sylvania Electric Prod	High pressure electric discharge device containing mercury, halogen, scandium and alkalimetal
GB1463056A (en) *	1973-01-19	1977-02-02	Thorn Lighting Ltd	Electric discharge lamp
US4053805A (en) *	1974-12-09	1977-10-11	Gte Sylvania Incorporated	Arc discharge lamp comprising mercury, scandium and lithium iodide, scandium emission being suppressed
US3979624A (en) *	1975-04-29	1976-09-07	Westinghouse Electric Corporation	High-efficiency discharge lamp which incorporates a small molar excess of alkali metal halide as compared to scandium halide
GB1577734A (en) *	1976-02-25	1980-10-29	Thorn Electrical Ind Ltd	Electric lamps and their production
GB1585861A (en) *	1976-08-18	1981-03-11	Thorn Emi Ltd	Metal halide lamps
US4247798A (en) *	1979-04-03	1981-01-27	Thorn Emi Limited	Mercury-metal halide discharge lamp

1980
- 1980-03-24 US US06/132,932 patent/US4302699A/en not_active Expired - Lifetime
1981
- 1981-03-16 CA CA000373038A patent/CA1157508A/en not_active Expired
- 1981-03-19 DE DE19813110818 patent/DE3110818A1/de active Granted
- 1981-03-20 IT IT20604/81A patent/IT1135657B/it active
- 1981-03-23 FR FR8105706A patent/FR2478874A1/fr active Granted
- 1981-03-23 BE BE2/59069A patent/BE888069A/fr not_active IP Right Cessation
- 1981-03-23 GB GB8108952A patent/GB2072414B/en not_active Expired
- 1981-03-24 NL NL8101449A patent/NL8101449A/nl not_active Application Discontinuation

Also Published As

Publication number	Publication date
GB2072414A (en)	1981-09-30
BE888069A (fr)	1981-07-16
CA1157508A (en)	1983-11-22
NL8101449A (nl)	1981-10-16
US4302699A (en)	1981-11-24
FR2478874B1 (it)	1984-11-30
IT1135657B (it)	1986-08-27
GB2072414B (en)	1984-03-28
DE3110818A1 (de)	1981-12-24
FR2478874A1 (fr)	1981-09-25
DE3110818C2 (it)	1991-12-19

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