DE1185719B - Elektrische Kleinstgluehlampe und Verfahren zu ihrer Herstellung - Google Patents
Elektrische Kleinstgluehlampe und Verfahren zu ihrer HerstellungInfo
- Publication number
- DE1185719B DE1185719B DEP27265A DEP0027265A DE1185719B DE 1185719 B DE1185719 B DE 1185719B DE P27265 A DEP27265 A DE P27265A DE P0027265 A DEP0027265 A DE P0027265A DE 1185719 B DE1185719 B DE 1185719B
- Authority
- DE
- Germany
- Prior art keywords
- wire
- tungsten
- diameter
- incandescent lamp
- microns
- 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.)
- Pending
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- 238000000034 method Methods 0.000 title description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 20
- 239000011521 glass Substances 0.000 claims description 14
- 238000005530 etching Methods 0.000 claims description 13
- 229910052721 tungsten Inorganic materials 0.000 claims description 5
- 239000010937 tungsten Substances 0.000 claims description 5
- 239000003870 refractory metal Substances 0.000 claims description 4
- 239000011324 bead Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C331/00—Derivatives of thiocyanic acid or of isothiocyanic acid
- C07C331/16—Isothiocyanates
- C07C331/32—Isothiocyanates having isothiocyanate groups acylated
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/38—Seals for leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL278169D NL278169A (enExample) | 1961-06-02 | ||
| DEP27265A DE1185719B (de) | 1961-06-02 | 1961-06-02 | Elektrische Kleinstgluehlampe und Verfahren zu ihrer Herstellung |
| CH592762A CH401260A (de) | 1961-06-02 | 1962-05-16 | Elektrische Kleinstglühlampe und Verfahren zu ihrer Herstellung |
| BE618388A BE618388A (fr) | 1961-06-02 | 1962-06-01 | Lampes électriques miniature et leur procédé de fabrication |
| GB2119862A GB983465A (en) | 1961-06-02 | 1962-06-01 | A microminiature electric incandescent lamp |
| FR899473A FR1324120A (fr) | 1961-06-02 | 1962-06-01 | Lampes électriques miniature et le procédé de fabrication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP27265A DE1185719B (de) | 1961-06-02 | 1961-06-02 | Elektrische Kleinstgluehlampe und Verfahren zu ihrer Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1185719B true DE1185719B (de) | 1965-01-21 |
Family
ID=7370753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP27265A Pending DE1185719B (de) | 1961-06-02 | 1961-06-02 | Elektrische Kleinstgluehlampe und Verfahren zu ihrer Herstellung |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE618388A (enExample) |
| CH (1) | CH401260A (enExample) |
| DE (1) | DE1185719B (enExample) |
| GB (1) | GB983465A (enExample) |
| NL (1) | NL278169A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5659222A (en) * | 1996-02-27 | 1997-08-19 | Illumination Technology, Inc. | Vacuum sealed incandescent lamp with improved filament support structure |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL189324C (nl) * | 1983-03-03 | 1993-03-01 | Philips Nv | Halogeengloeilamp. |
| US20070158138A1 (en) | 2004-02-07 | 2007-07-12 | Sheffield Lance R | Ladder stabiliser |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE143107C (enExample) * | ||||
| DE432876C (de) * | 1925-05-16 | 1926-08-16 | Patra Patent Treuhand | Verfahren zur Herstellung sehr feiner Wolframdraehte, insbesondere fuer elektrische Gluehlampen |
| CH340555A (de) * | 1954-11-16 | 1959-08-31 | Egyesuelt Izzolampa | Wolframglühfaden für Niederspannungsglühlampen und Verfahren zu dessen Herstellung |
-
0
- NL NL278169D patent/NL278169A/xx unknown
-
1961
- 1961-06-02 DE DEP27265A patent/DE1185719B/de active Pending
-
1962
- 1962-05-16 CH CH592762A patent/CH401260A/de unknown
- 1962-06-01 BE BE618388A patent/BE618388A/fr unknown
- 1962-06-01 GB GB2119862A patent/GB983465A/en not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE143107C (enExample) * | ||||
| DE432876C (de) * | 1925-05-16 | 1926-08-16 | Patra Patent Treuhand | Verfahren zur Herstellung sehr feiner Wolframdraehte, insbesondere fuer elektrische Gluehlampen |
| CH340555A (de) * | 1954-11-16 | 1959-08-31 | Egyesuelt Izzolampa | Wolframglühfaden für Niederspannungsglühlampen und Verfahren zu dessen Herstellung |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5659222A (en) * | 1996-02-27 | 1997-08-19 | Illumination Technology, Inc. | Vacuum sealed incandescent lamp with improved filament support structure |
Also Published As
| Publication number | Publication date |
|---|---|
| GB983465A (en) | 1965-02-17 |
| NL278169A (enExample) | |
| CH401260A (de) | 1965-10-31 |
| BE618388A (fr) | 1962-10-01 |
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