JPS643023B2 - - Google Patents
Info
- Publication number
- JPS643023B2 JPS643023B2 JP16179779A JP16179779A JPS643023B2 JP S643023 B2 JPS643023 B2 JP S643023B2 JP 16179779 A JP16179779 A JP 16179779A JP 16179779 A JP16179779 A JP 16179779A JP S643023 B2 JPS643023 B2 JP S643023B2
- Authority
- JP
- Japan
- Prior art keywords
- glass bulb
- press
- annular
- welded
- constriction
- 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
- 239000011521 glass Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 5
- 238000007796 conventional method Methods 0.000 description 5
- 238000010583 slow cooling Methods 0.000 description 5
- 238000000137 annealing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000005361 soda-lime glass Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035939 shock Effects 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
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/26—Sealing together parts of vessels
- H01J9/265—Sealing together parts of vessels specially adapted for gas-discharge tubes or lamps
- H01J9/266—Sealing together parts of vessels specially adapted for gas-discharge tubes or lamps specially adapted for gas-discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16179779A JPS5684846A (en) | 1979-12-12 | 1979-12-12 | Manufacture and manufacturing device for bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16179779A JPS5684846A (en) | 1979-12-12 | 1979-12-12 | Manufacture and manufacturing device for bulb |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5684846A JPS5684846A (en) | 1981-07-10 |
| JPS643023B2 true JPS643023B2 (en]) | 1989-01-19 |
Family
ID=15742086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16179779A Granted JPS5684846A (en) | 1979-12-12 | 1979-12-12 | Manufacture and manufacturing device for bulb |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5684846A (en]) |
-
1979
- 1979-12-12 JP JP16179779A patent/JPS5684846A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5684846A (en) | 1981-07-10 |
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