IT1076612B - Lampada condensatore a specchio - Google Patents
Lampada condensatore a specchioInfo
- Publication number
- IT1076612B IT1076612B IT21146/77A IT2114677A IT1076612B IT 1076612 B IT1076612 B IT 1076612B IT 21146/77 A IT21146/77 A IT 21146/77A IT 2114677 A IT2114677 A IT 2114677A IT 1076612 B IT1076612 B IT 1076612B
- Authority
- IT
- Italy
- Prior art keywords
- mirror condenser
- condenser lamp
- lamp
- mirror
- condenser
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K7/00—Lamps for purposes other than general lighting
- H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7602483A NL7602483A (nl) | 1976-03-10 | 1976-03-10 | Spiegelkondensorlamp. |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1076612B true IT1076612B (it) | 1985-04-27 |
Family
ID=19825780
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21146/77A IT1076612B (it) | 1976-03-10 | 1977-03-10 | Lampada condensatore a specchio |
Country Status (8)
Country | Link |
---|---|
US (1) | US4174487A (it) |
JP (1) | JPS52111288A (it) |
BE (1) | BE852221A (it) |
DE (1) | DE2709221A1 (it) |
FR (1) | FR2344122A1 (it) |
GB (1) | GB1516609A (it) |
IT (1) | IT1076612B (it) |
NL (1) | NL7602483A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8903004A (nl) * | 1989-12-07 | 1991-07-01 | Vni Pk I T Svetotekhnichesky I | Gasontladingslamp. |
DE102004016954A1 (de) * | 2004-04-06 | 2005-10-27 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Reflektorlampe mit Halogenfüllung |
DE102004023935A1 (de) * | 2004-05-12 | 2005-12-08 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Glühwendel für eine Glühlampe und Glühlampe |
DE102004033117A1 (de) * | 2004-07-08 | 2006-01-26 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Halogenglühlampe |
EP2133904A4 (en) * | 2007-04-03 | 2011-04-20 | Ngk Insulators Ltd | COMPOSITE HOUSING OF A LIGHT-EMITTING TUBE |
DE102008032167A1 (de) | 2008-07-08 | 2010-01-14 | Osram Gesellschaft mit beschränkter Haftung | Halogenglühlampe |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3882353A (en) * | 1973-03-28 | 1975-05-06 | Donald M Ackley | Multicolor light source |
NL7306307A (it) * | 1973-05-05 | 1974-11-07 | ||
US3983513A (en) * | 1973-10-18 | 1976-09-28 | Westinghouse Electric Corporation | Incandescent lamp having a halogen-containing atmosphere and an integral reflector of non-reactive specular metal |
US4041344A (en) * | 1976-08-30 | 1977-08-09 | General Electric Company | Ellipsoidal reflector lamp |
-
1976
- 1976-03-10 NL NL7602483A patent/NL7602483A/xx not_active Application Discontinuation
-
1977
- 1977-03-03 DE DE19772709221 patent/DE2709221A1/de not_active Withdrawn
- 1977-03-07 GB GB9456/77A patent/GB1516609A/en not_active Expired
- 1977-03-08 BE BE175591A patent/BE852221A/xx unknown
- 1977-03-08 JP JP2452077A patent/JPS52111288A/ja active Pending
- 1977-03-08 US US05/775,455 patent/US4174487A/en not_active Expired - Lifetime
- 1977-03-10 FR FR7707101A patent/FR2344122A1/fr not_active Withdrawn
- 1977-03-10 IT IT21146/77A patent/IT1076612B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS52111288A (en) | 1977-09-17 |
NL7602483A (nl) | 1977-09-13 |
US4174487A (en) | 1979-11-13 |
GB1516609A (en) | 1978-07-05 |
FR2344122A1 (fr) | 1977-10-07 |
BE852221A (fr) | 1977-09-08 |
DE2709221A1 (de) | 1977-09-22 |
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