DE518948C - Elektrische Leuchtroehre - Google Patents
Elektrische LeuchtroehreInfo
- Publication number
- DE518948C DE518948C DE1930518948D DE518948DD DE518948C DE 518948 C DE518948 C DE 518948C DE 1930518948 D DE1930518948 D DE 1930518948D DE 518948D D DE518948D D DE 518948DD DE 518948 C DE518948 C DE 518948C
- Authority
- DE
- Germany
- Prior art keywords
- fluorescent tube
- temperature
- main pipe
- electrode
- pipe part
- 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
- 230000007704 transition Effects 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052756 noble gas Inorganic materials 0.000 claims description 3
- 150000002835 noble gases Chemical class 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims 2
- 229910052708 sodium Inorganic materials 0.000 claims 2
- 239000011734 sodium Substances 0.000 claims 2
- 239000010425 asbestos Substances 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 230000005494 condensation Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 claims 1
- 230000005012 migration Effects 0.000 claims 1
- 238000013508 migration Methods 0.000 claims 1
- 229910052895 riebeckite Inorganic materials 0.000 claims 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
- H01J61/523—Heating or cooling particular parts of the lamp
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE518948T | 1930-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE518948C true DE518948C (de) | 1931-02-21 |
Family
ID=34085408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1930518948D Expired DE518948C (de) | 1930-01-12 | 1930-01-12 | Elektrische Leuchtroehre |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US1930132A (enEXAMPLES) |
| AT (1) | AT124034B (enEXAMPLES) |
| CH (1) | CH148905A (enEXAMPLES) |
| DE (1) | DE518948C (enEXAMPLES) |
| FR (1) | FR703530A (enEXAMPLES) |
| GB (1) | GB363092A (enEXAMPLES) |
| NL (1) | NL33743C (enEXAMPLES) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2621296A (en) * | 1944-09-02 | 1952-12-09 | Robert W Thompson | Ion source |
| GB835183A (en) * | 1957-05-07 | 1960-05-18 | Philips Electrical Ind Ltd | Improvements in or relating to low-pressure mercury vapour discharge tubes |
| US3482141A (en) * | 1967-12-07 | 1969-12-02 | Henry Greber | Gas discharge lamp with a movable baffle adjacent one electrode |
| US3531687A (en) * | 1968-10-17 | 1970-09-29 | Henry Greber | Gas discharge tube with a movable baffle between the electrodes |
| US4278910A (en) * | 1979-08-06 | 1981-07-14 | Gte Products Corporation | High pressure arc discharge lamp having concave shaped outer jacket |
| US4508993A (en) * | 1981-11-25 | 1985-04-02 | General Electric Company | Fluorescent lamp without ballast |
| US7619350B2 (en) * | 2006-08-29 | 2009-11-17 | Osram Sylvania Inc. | Arc discharge vessel having arc centering structure and lamp containing same |
-
0
- NL NL33743D patent/NL33743C/xx active
-
1930
- 1930-01-12 DE DE1930518948D patent/DE518948C/de not_active Expired
- 1930-10-06 AT AT124034D patent/AT124034B/de active
- 1930-10-07 CH CH148905D patent/CH148905A/de unknown
- 1930-10-09 FR FR703530D patent/FR703530A/fr not_active Expired
- 1930-11-17 GB GB34541/30A patent/GB363092A/en not_active Expired
- 1930-12-16 US US502741A patent/US1930132A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL33743C (enEXAMPLES) | |
| AT124034B (de) | 1931-08-10 |
| CH148905A (de) | 1931-08-15 |
| FR703530A (fr) | 1931-05-01 |
| US1930132A (en) | 1933-10-10 |
| GB363092A (en) | 1931-12-17 |
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