JPS5629331B2 - - Google Patents
Info
- Publication number
- JPS5629331B2 JPS5629331B2 JP4474375A JP4474375A JPS5629331B2 JP S5629331 B2 JPS5629331 B2 JP S5629331B2 JP 4474375 A JP4474375 A JP 4474375A JP 4474375 A JP4474375 A JP 4474375A JP S5629331 B2 JPS5629331 B2 JP S5629331B2
- 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
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US460000A US3908251A (en) | 1974-04-11 | 1974-04-11 | Method of making beaded filament coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5110684A JPS5110684A (https=) | 1976-01-28 |
| JPS5629331B2 true JPS5629331B2 (https=) | 1981-07-08 |
Family
ID=23827010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4474375A Expired JPS5629331B2 (https=) | 1974-04-11 | 1975-04-11 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3908251A (https=) |
| JP (1) | JPS5629331B2 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63198837U (https=) * | 1987-06-11 | 1988-12-21 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3123442A1 (de) * | 1981-06-12 | 1982-12-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Gluehwendel fuer eine elektrische lampe und verfahren zur herstellung |
| JPH0735178B2 (ja) * | 1986-04-05 | 1995-04-19 | 大阪エヤゾ−ル工業株式会社 | 内容物混合装置およびそれを用いた内容物混合方法 |
| DE19527653A1 (de) * | 1995-07-28 | 1997-01-30 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Elektrodenwendel für Entladungslampen und Verfahren zur Herstellung einer derartigen Elektrodenwendel |
| KR100268203B1 (ko) * | 1997-07-15 | 2000-10-16 | 김순경 | 가는 직경의 팔라멘트 권선 장치 및 그 방법 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US274294A (en) * | 1883-03-20 | Incandescing electric lamp | ||
| US3778664A (en) * | 1972-12-22 | 1973-12-11 | Westinghouse Electric Corp | Beaded coils for electric lamps and similar devices |
-
1974
- 1974-04-11 US US460000A patent/US3908251A/en not_active Expired - Lifetime
-
1975
- 1975-04-11 JP JP4474375A patent/JPS5629331B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63198837U (https=) * | 1987-06-11 | 1988-12-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5110684A (https=) | 1976-01-28 |
| US3908251A (en) | 1975-09-30 |