DE2255165B2 - 40 watt-leuchtstofflampe - Google Patents
40 watt-leuchtstofflampeInfo
- Publication number
- DE2255165B2 DE2255165B2 DE19722255165 DE2255165A DE2255165B2 DE 2255165 B2 DE2255165 B2 DE 2255165B2 DE 19722255165 DE19722255165 DE 19722255165 DE 2255165 A DE2255165 A DE 2255165A DE 2255165 B2 DE2255165 B2 DE 2255165B2
- Authority
- DE
- Germany
- Prior art keywords
- fluorescent lamp
- watt fluorescent
- watt
- lamp
- fluorescent
- 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.)
- Granted
Links
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
- H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1971106232U JPS4861678U (de) | 1971-11-12 | 1971-11-12 | |
JP10707271U JPS4862873U (de) | 1971-11-15 | 1971-11-15 | |
JP10707371U JPS4862874U (de) | 1971-11-15 | 1971-11-15 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE2255165A1 DE2255165A1 (de) | 1973-05-17 |
DE2255165B2 true DE2255165B2 (de) | 1977-07-21 |
DE2255165C3 DE2255165C3 (de) | 1978-04-06 |
Family
ID=27310680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19722255165 Expired DE2255165C3 (de) | 1971-11-12 | 1972-11-10 | 40 Watt-Leuchtstofflampe |
Country Status (4)
Country | Link |
---|---|
CA (1) | CA971214A (de) |
DE (1) | DE2255165C3 (de) |
FR (1) | FR2159505B1 (de) |
GB (1) | GB1405153A (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7612158A (nl) * | 1976-11-02 | 1978-05-05 | Philips Nv | Lagedrukkwikdampontladingslamp. |
DE2722694C2 (de) * | 1977-05-18 | 1985-01-10 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Quecksilberdampf-Niederdruckentladungslampe |
NL185639C (nl) * | 1980-10-29 | 1990-06-01 | Philips Nv | Lagedrukkwikdampontladingslamp. |
DD205772A1 (de) * | 1982-02-16 | 1984-01-04 | Reinhard Butz | Niederdruckgasentladungslampe, insbesondere leuchtstofflampe kleiner leistung |
WO2003032364A1 (en) * | 2001-10-04 | 2003-04-17 | Koninklijke Philips Electronics N.V. | Low-pressure mercury discharge lamp |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2714681A (en) * | 1948-08-27 | 1955-08-02 | Gen Electric | Electric discharge device |
-
1972
- 1972-11-08 CA CA155,973A patent/CA971214A/en not_active Expired
- 1972-11-09 GB GB5184372A patent/GB1405153A/en not_active Expired
- 1972-11-10 FR FR7240052A patent/FR2159505B1/fr not_active Expired
- 1972-11-10 DE DE19722255165 patent/DE2255165C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1405153A (en) | 1975-09-03 |
FR2159505A1 (de) | 1973-06-22 |
CA971214A (en) | 1975-07-15 |
DE2255165C3 (de) | 1978-04-06 |
DE2255165A1 (de) | 1973-05-17 |
FR2159505B1 (de) | 1976-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) |