NL8400244A - Tl-buis met kathodewarmteschakelaars. - Google Patents
Tl-buis met kathodewarmteschakelaars. Download PDFInfo
- Publication number
- NL8400244A NL8400244A NL8400244A NL8400244A NL8400244A NL 8400244 A NL8400244 A NL 8400244A NL 8400244 A NL8400244 A NL 8400244A NL 8400244 A NL8400244 A NL 8400244A NL 8400244 A NL8400244 A NL 8400244A
- Authority
- NL
- Netherlands
- Prior art keywords
- cathode
- lead
- wires
- wire
- current
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims description 16
- 230000004913 activation Effects 0.000 claims description 9
- 230000003213 activating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 230000031070 response to heat Effects 0.000 claims 1
- 238000001994 activation Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000011521 glass Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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
- H01J9/042—Manufacture, activation of the emissive part
- H01J9/045—Activation of assembled cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/541—Igniting arrangements, e.g. promoting ionisation for starting using a bimetal switch
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46134883 | 1983-01-27 | ||
| US06/461,348 US4517493A (en) | 1983-01-27 | 1983-01-27 | Fluorescent lamp with cathode heat switches |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8400244A true NL8400244A (nl) | 1984-08-16 |
Family
ID=23832206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8400244A NL8400244A (nl) | 1983-01-27 | 1984-01-26 | Tl-buis met kathodewarmteschakelaars. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4517493A (pt) |
| JP (1) | JPS59157945A (pt) |
| BR (1) | BR8400431A (pt) |
| CA (1) | CA1218106A (pt) |
| DE (1) | DE3401192A1 (pt) |
| MX (1) | MX154182A (pt) |
| NL (1) | NL8400244A (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4659966A (en) * | 1985-03-28 | 1987-04-21 | Gte Products Corporation | Rapid-start fluorescent lamp integrated circuit breaker structure and manufacture |
| US4629437A (en) * | 1985-03-28 | 1986-12-16 | Gte Products Corporation | Rapid-start fluorescent lamp integrated circuit breaker structure and manufacture |
| US5001394A (en) * | 1989-08-23 | 1991-03-19 | Gte Products Corporation | Glow discharge lamp containing thermal switch for producing double hot spots on cathode |
| US4978180A (en) * | 1989-09-11 | 1990-12-18 | Gte Products Corporation | Tri-model type circuit breaker and rapid-start fluorescent lamp containing same |
| US5117156A (en) * | 1990-12-06 | 1992-05-26 | North American Philips Corp. | Rapid start fluorescent lamp having quick hot restarting |
| DE102013215379A1 (de) * | 2013-08-05 | 2015-02-05 | Osram Gmbh | Elektrische Lampe |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2462335A (en) * | 1941-12-04 | 1949-02-22 | Gen Electric | Starting switch for electric discharge devices |
| US4114968A (en) * | 1976-04-05 | 1978-09-19 | Gte Sylvania Incorporated | Method of processing fluorescent lamp |
| US4097779A (en) * | 1976-04-05 | 1978-06-27 | Gte Sylvania Incorporated | Fluorescent lamp containing a cathode heater circuit disconnect device |
| US4132922A (en) * | 1977-10-13 | 1979-01-02 | Westinghouse Electric Corp. | Gas-filled incandescent lamp with integral fuse assembly |
| US4156831A (en) * | 1978-05-24 | 1979-05-29 | Gte Sylvania Incorporated | Fluorescent lamp having heater circuit disconnect device |
| JPS5553057A (en) * | 1978-10-12 | 1980-04-18 | Matsushita Electronics Corp | Discharge lamp |
-
1983
- 1983-01-27 US US06/461,348 patent/US4517493A/en not_active Expired - Fee Related
-
1984
- 1984-01-14 DE DE19843401192 patent/DE3401192A1/de not_active Ceased
- 1984-01-20 CA CA000445707A patent/CA1218106A/en not_active Expired
- 1984-01-26 NL NL8400244A patent/NL8400244A/nl not_active Application Discontinuation
- 1984-01-27 MX MX200159A patent/MX154182A/es unknown
- 1984-01-27 JP JP59012175A patent/JPS59157945A/ja active Pending
- 1984-01-27 BR BR8400431A patent/BR8400431A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE3401192A1 (de) | 1984-08-02 |
| BR8400431A (pt) | 1984-09-04 |
| JPS59157945A (ja) | 1984-09-07 |
| US4517493A (en) | 1985-05-14 |
| MX154182A (es) | 1987-06-01 |
| CA1218106A (en) | 1987-02-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BV | The patent application has lapsed |