JPS5238353B1 - - Google Patents
Info
- Publication number
- JPS5238353B1 JPS5238353B1 JP47067152A JP6715272A JPS5238353B1 JP S5238353 B1 JPS5238353 B1 JP S5238353B1 JP 47067152 A JP47067152 A JP 47067152A JP 6715272 A JP6715272 A JP 6715272A JP S5238353 B1 JPS5238353 B1 JP S5238353B1
- 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.)
- Pending
Links
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15980171A | 1971-07-06 | 1971-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5238353B1 true JPS5238353B1 (ja) | 1977-09-28 |
Family
ID=22574082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47067152A Pending JPS5238353B1 (ja) | 1971-07-06 | 1972-07-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3736458A (ja) |
| JP (1) | JPS5238353B1 (ja) |
| AR (1) | AR193270A1 (ja) |
| BE (1) | BE785860A (ja) |
| BR (1) | BR7204454D0 (ja) |
| GB (1) | GB1336829A (ja) |
Families Citing this family (8)
| 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 |
| GB2043331B (en) * | 1978-12-26 | 1982-11-17 | Gen Electric | Electrode for high pressure metal-vapour lamp |
| 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 |
| AU2002222635A1 (en) * | 2000-12-13 | 2002-06-24 | Hamamatsu Photonics K.K. | Indirectly heated electrode for gas discharge tube |
| AU2002221135A1 (en) * | 2000-12-13 | 2002-06-24 | Hamamatsu Photonics K.K. | Indirectly heated electrode for gas discharge tube |
| US6984928B2 (en) * | 2002-03-05 | 2006-01-10 | Mineta Company Ltd. | Coil filament |
| US7541726B2 (en) * | 2006-05-17 | 2009-06-02 | Osram Sylvania Inc. | Lamp filament |
| KR100783143B1 (ko) | 2007-02-05 | 2007-12-07 | 삼성광주전자 주식회사 | 진공청소기용 사이클론 집진장치 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2394474A (en) * | 1944-12-28 | 1946-02-05 | Gen Electric | Coiled filament or cathode and its manufacture |
| US3253894A (en) * | 1962-01-12 | 1966-05-31 | Westinghouse Electric Corp | Composite wire and wire coil adapted for use in fabricating multiply-coiled electrodes |
| US3294125A (en) * | 1963-11-14 | 1966-12-27 | Westinghouse Electric Corp | Electrode coil and method |
-
0
- BE BE785860D patent/BE785860A/xx not_active IP Right Cessation
-
1971
- 1971-07-06 US US00159801A patent/US3736458A/en not_active Expired - Lifetime
-
1972
- 1972-06-02 GB GB2590072A patent/GB1336829A/en not_active Expired
- 1972-06-26 AR AR242750A patent/AR193270A1/es active
- 1972-07-06 JP JP47067152A patent/JPS5238353B1/ja active Pending
- 1972-07-06 BR BR4454/72A patent/BR7204454D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1336829A (en) | 1973-11-14 |
| AR193270A1 (es) | 1973-04-11 |
| BE785860A (fr) | 1973-01-05 |
| BR7204454D0 (pt) | 1973-06-14 |
| US3736458A (en) | 1973-05-29 |