JPS571862B2 - - Google Patents
Info
- Publication number
- JPS571862B2 JPS571862B2 JP5268873A JP5268873A JPS571862B2 JP S571862 B2 JPS571862 B2 JP S571862B2 JP 5268873 A JP5268873 A JP 5268873A JP 5268873 A JP5268873 A JP 5268873A JP S571862 B2 JPS571862 B2 JP S571862B2
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7206616A NL168085C (en) | 1972-05-17 | 1972-05-17 | ELECTRIC TUNGSTEN BOMB CYCLE LIGHT BULB. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4949483A JPS4949483A (en) | 1974-05-14 |
| JPS571862B2 true JPS571862B2 (en) | 1982-01-13 |
Family
ID=19816057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5268873A Expired JPS571862B2 (en) | 1972-05-17 | 1973-05-14 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3829731A (en) |
| JP (1) | JPS571862B2 (en) |
| BE (1) | BE799565A (en) |
| CA (1) | CA983085A (en) |
| DE (1) | DE2321358A1 (en) |
| FR (1) | FR2184838B1 (en) |
| GB (1) | GB1409957A (en) |
| IT (1) | IT987420B (en) |
| NL (1) | NL168085C (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3946262A (en) * | 1974-11-22 | 1976-03-23 | Gte Sylvania Incorporated | High pressure electric discharge device with hafnium getter |
| NL7604953A (en) * | 1976-05-10 | 1977-11-14 | Philips Nv | TUNGSTEN / BROME CYCLE LAMP. |
| US4213662A (en) * | 1976-05-10 | 1980-07-22 | U.S. Philips Corporation | Tungsten/bromine cycle lamp |
| NL7707079A (en) * | 1977-06-27 | 1978-12-29 | Philips Nv | ELECTRIC LAMP. |
| NL7812244A (en) * | 1978-12-18 | 1980-06-20 | Philips Nv | HALOGEN LIGHT. |
| NL184397C (en) * | 1979-06-29 | 1989-07-03 | Philips Nv | HALOGEN LIGHT. |
| US4296351A (en) * | 1979-10-17 | 1981-10-20 | Gte Products Corporation | Tungsten halogen lamp having lead-in wire comprising tantalum alloy |
| US4305017A (en) * | 1979-12-14 | 1981-12-08 | U.S. Philips Corporation | Halogen incandescent lamp |
| US4415833A (en) * | 1981-09-29 | 1983-11-15 | Gte Products Corporation | Tungsten halogen lamp with coiled getter |
| US4449070A (en) * | 1982-04-28 | 1984-05-15 | Gte Products Corporation | Tungsten-halogen lamp with variably positionable getter |
| US5148080A (en) * | 1990-01-16 | 1992-09-15 | Hilux Development | Incandescent lamp filament incorporating hafnium |
| US5327042A (en) * | 1992-07-02 | 1994-07-05 | Osram Sylvania Inc. | Metal halide lamp |
| JP3387477B2 (en) * | 1999-07-28 | 2003-03-17 | 松下電器産業株式会社 | light bulb |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB511889A (en) * | 1938-06-02 | 1939-08-25 | Gen Electric Co Ltd | Improvements in gas-filled electric incandescent lamps |
| NL6700099A (en) * | 1967-01-04 | 1968-07-05 | ||
| US3644773A (en) * | 1970-04-24 | 1972-02-22 | Thorn Lighting Ltd | A hydrogen-halogen filament lamp with a hydrogen getter flag |
-
1972
- 1972-05-17 NL NL7206616A patent/NL168085C/en not_active IP Right Cessation
-
1973
- 1973-04-27 DE DE2321358A patent/DE2321358A1/en active Granted
- 1973-04-30 US US00355907A patent/US3829731A/en not_active Expired - Lifetime
- 1973-05-11 CA CA171,036A patent/CA983085A/en not_active Expired
- 1973-05-14 JP JP5268873A patent/JPS571862B2/ja not_active Expired
- 1973-05-14 GB GB2283373A patent/GB1409957A/en not_active Expired
- 1973-05-14 IT IT24061/73A patent/IT987420B/en active
- 1973-05-15 BE BE131139A patent/BE799565A/en not_active IP Right Cessation
- 1973-05-15 FR FR7317469A patent/FR2184838B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL168085C (en) | 1982-02-16 |
| CA983085A (en) | 1976-02-03 |
| NL7206616A (en) | 1973-11-20 |
| DE2321358A1 (en) | 1973-11-29 |
| GB1409957A (en) | 1975-10-15 |
| JPS4949483A (en) | 1974-05-14 |
| FR2184838B1 (en) | 1978-03-10 |
| FR2184838A1 (en) | 1973-12-28 |
| IT987420B (en) | 1975-02-20 |
| DE2321358C2 (en) | 1987-03-05 |
| NL168085B (en) | 1981-09-16 |
| US3829731A (en) | 1974-08-13 |
| BE799565A (en) | 1973-11-16 |