JPH0441568Y2 - - Google Patents
Info
- Publication number
- JPH0441568Y2 JPH0441568Y2 JP17838987U JP17838987U JPH0441568Y2 JP H0441568 Y2 JPH0441568 Y2 JP H0441568Y2 JP 17838987 U JP17838987 U JP 17838987U JP 17838987 U JP17838987 U JP 17838987U JP H0441568 Y2 JPH0441568 Y2 JP H0441568Y2
- Authority
- JP
- Japan
- Prior art keywords
- filament
- light bulb
- tip
- tungsten
- wound
- 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
- 229910052736 halogen Inorganic materials 0.000 claims description 17
- 150000002367 halogens Chemical class 0.000 claims description 17
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 14
- 239000011888 foil Substances 0.000 claims description 7
- 229910052721 tungsten Inorganic materials 0.000 claims description 7
- 239000010937 tungsten Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- -1 hydrogen compound Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17838987U JPH0441568Y2 (US20100223739A1-20100909-C00005.png) | 1987-11-25 | 1987-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17838987U JPH0441568Y2 (US20100223739A1-20100909-C00005.png) | 1987-11-25 | 1987-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0183261U JPH0183261U (US20100223739A1-20100909-C00005.png) | 1989-06-02 |
| JPH0441568Y2 true JPH0441568Y2 (US20100223739A1-20100909-C00005.png) | 1992-09-30 |
Family
ID=31470011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17838987U Expired JPH0441568Y2 (US20100223739A1-20100909-C00005.png) | 1987-11-25 | 1987-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0441568Y2 (US20100223739A1-20100909-C00005.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006060025A1 (de) * | 2006-12-19 | 2008-06-26 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Schweißhilfe für eine Glühwendel |
-
1987
- 1987-11-25 JP JP17838987U patent/JPH0441568Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0183261U (US20100223739A1-20100909-C00005.png) | 1989-06-02 |
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