GB1370088A - Electric incandescent lamp - Google Patents
Electric incandescent lampInfo
- Publication number
- GB1370088A GB1370088A GB4247073A GB4247073A GB1370088A GB 1370088 A GB1370088 A GB 1370088A GB 4247073 A GB4247073 A GB 4247073A GB 4247073 A GB4247073 A GB 4247073A GB 1370088 A GB1370088 A GB 1370088A
- Authority
- GB
- United Kingdom
- Prior art keywords
- support
- springs
- filament
- transverse support
- longitudinal
- Prior art date
- 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
- H01K1/18—Mountings or supports for the incandescent body
Landscapes
- Resistance Heating (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7212381A NL7212381A (bg) | 1972-09-13 | 1972-09-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1370088A true GB1370088A (en) | 1974-10-09 |
Family
ID=19816924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4247073A Expired GB1370088A (en) | 1972-09-13 | 1973-09-10 | Electric incandescent lamp |
Country Status (8)
Country | Link |
---|---|
US (1) | US3870920A (bg) |
JP (1) | JPS4965081A (bg) |
BE (1) | BE804737A (bg) |
CA (1) | CA997822A (bg) |
DE (1) | DE2342740A1 (bg) |
FR (1) | FR2199195B3 (bg) |
GB (1) | GB1370088A (bg) |
NL (1) | NL7212381A (bg) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4658180A (en) * | 1984-02-14 | 1987-04-14 | U.S. Philips Corporation | Flament support for a projection lamp |
US4622487A (en) * | 1985-01-09 | 1986-11-11 | Gte Products Corporation | Electric lamp with stress relieving means |
DE19523146A1 (de) * | 1995-06-29 | 1997-01-02 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren zur Herstellung einer elektrischen Glühlampe und eine nach diesem Verfahren gefertigte elektrische Glühlampe |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1613630A (en) * | 1919-11-25 | 1927-01-11 | Western Electric Co | Vacuum tube |
US1583463A (en) * | 1920-07-13 | 1926-05-04 | Western Electric Co | Electron-discharge device |
US3440473A (en) * | 1966-12-14 | 1969-04-22 | Sylvania Electric Prod | Lamp filament joint for incandescent lamps |
JPS4721082Y1 (bg) * | 1967-09-01 | 1972-07-13 | ||
US3530329A (en) * | 1968-06-25 | 1970-09-22 | Gen Electric | Filament support and heat shield construction for electric lamps |
US3543962A (en) * | 1968-12-13 | 1970-12-01 | Sylvania Electric Prod | High wattage quartz halogen lamp |
-
1972
- 1972-09-13 NL NL7212381A patent/NL7212381A/xx not_active Application Discontinuation
-
1973
- 1973-08-20 US US390169A patent/US3870920A/en not_active Expired - Lifetime
- 1973-08-24 DE DE19732342740 patent/DE2342740A1/de active Pending
- 1973-09-10 GB GB4247073A patent/GB1370088A/en not_active Expired
- 1973-09-10 JP JP48101258A patent/JPS4965081A/ja active Pending
- 1973-09-11 BE BE135560A patent/BE804737A/xx unknown
- 1973-09-12 CA CA180,888A patent/CA997822A/en not_active Expired
- 1973-09-12 FR FR7332774A patent/FR2199195B3/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS4965081A (bg) | 1974-06-24 |
FR2199195A1 (bg) | 1974-04-05 |
BE804737A (fr) | 1974-03-11 |
US3870920A (en) | 1975-03-11 |
CA997822A (en) | 1976-09-28 |
NL7212381A (bg) | 1974-03-15 |
FR2199195B3 (bg) | 1976-08-13 |
DE2342740A1 (de) | 1974-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |