FR722092A - Metal vapor arc lamp for alternating current operation - Google Patents
Metal vapor arc lamp for alternating current operationInfo
- Publication number
- FR722092A FR722092A FR722092DA FR722092A FR 722092 A FR722092 A FR 722092A FR 722092D A FR722092D A FR 722092DA FR 722092 A FR722092 A FR 722092A
- Authority
- FR
- France
- Prior art keywords
- alternating current
- current operation
- metal vapor
- arc lamp
- vapor arc
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C29/00—Finishing or dressing, of textile fabrics, not provided for in the preceding groups
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/28—Means for producing, introducing, or replenishing gas or vapour during operation of the lamp
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/822—High-pressure mercury lamps
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE392509X | 1930-08-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR722092A true FR722092A (en) | 1932-03-11 |
Family
ID=6386087
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR392509D Expired FR392509A (en) | 1907-11-20 | 1908-07-20 | Widening and winding machine for tubular knits and similar articles |
FR722092D Expired FR722092A (en) | 1930-08-09 | 1931-08-08 | Metal vapor arc lamp for alternating current operation |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR392509D Expired FR392509A (en) | 1907-11-20 | 1908-07-20 | Widening and winding machine for tubular knits and similar articles |
Country Status (2)
Country | Link |
---|---|
FR (2) | FR392509A (en) |
GB (1) | GB392509A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE875687C (en) * | 1938-10-05 | 1953-05-04 | Electricitaets Ges Sanitas M B | Arrangement for operating a high-pressure mercury vapor lamp with a basic gas filling, non-activated incandescent cathodes heated by the discharge and an elongated arc |
DE754219C (en) * | 1938-04-24 | 1954-03-15 | Quarzlampen G M B H | High-pressure metal vapor lamp, in particular high-pressure mercury lamp, with fixed, non-activated heating electrodes |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2692348A (en) * | 1951-06-19 | 1954-10-19 | Westinghouse Electric Corp | Discharge device and electrode |
-
1908
- 1908-07-20 FR FR392509D patent/FR392509A/en not_active Expired
-
1931
- 1931-08-08 FR FR722092D patent/FR722092A/en not_active Expired
- 1931-08-10 GB GB22566/31A patent/GB392509A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE754219C (en) * | 1938-04-24 | 1954-03-15 | Quarzlampen G M B H | High-pressure metal vapor lamp, in particular high-pressure mercury lamp, with fixed, non-activated heating electrodes |
DE875687C (en) * | 1938-10-05 | 1953-05-04 | Electricitaets Ges Sanitas M B | Arrangement for operating a high-pressure mercury vapor lamp with a basic gas filling, non-activated incandescent cathodes heated by the discharge and an elongated arc |
Also Published As
Publication number | Publication date |
---|---|
GB392509A (en) | 1933-05-18 |
FR392509A (en) | 1908-11-28 |
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