FR568500A - Electric lamp with renewable filament - Google Patents
Electric lamp with renewable filamentInfo
- Publication number
- FR568500A FR568500A FR568500DA FR568500A FR 568500 A FR568500 A FR 568500A FR 568500D A FR568500D A FR 568500DA FR 568500 A FR568500 A FR 568500A
- Authority
- FR
- France
- Prior art keywords
- renewable
- filament
- electric lamp
- lamp
- electric
- 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
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/20—Seals between parts of vessels
- H01J5/22—Vacuum-tight joints between parts of vessel
- H01J5/30—Vacuum-tight joints between parts of vessel using packing-material, e.g. sealing-liquid or elastic insert
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
- H01J2893/0047—Closure other than lamp base
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR568500T | 1923-07-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR568500A true FR568500A (en) | 1924-03-25 |
Family
ID=8948544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR568500D Expired FR568500A (en) | 1923-07-09 | 1923-07-09 | Electric lamp with renewable filament |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR568500A (en) |
-
1923
- 1923-07-09 FR FR568500D patent/FR568500A/en not_active Expired
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