JPS58197629A - 環形螢光ランプの製造方法 - Google Patents
環形螢光ランプの製造方法Info
- Publication number
- JPS58197629A JPS58197629A JP7967282A JP7967282A JPS58197629A JP S58197629 A JPS58197629 A JP S58197629A JP 7967282 A JP7967282 A JP 7967282A JP 7967282 A JP7967282 A JP 7967282A JP S58197629 A JPS58197629 A JP S58197629A
- Authority
- JP
- Japan
- Prior art keywords
- glass bulb
- straight
- node
- chuck
- fluorescent lamp
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 5
- 239000011521 glass Substances 0.000 claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000005452 bending Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000005355 lead glass Substances 0.000 description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 241000218645 Cedrus Species 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006060 molten glass 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
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/245—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for gas discharge tubes or lamps
- H01J9/247—Manufacture or joining of vessels, leading-in conductors or bases 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 |
|---|---|---|---|
| JP7967282A JPS58197629A (ja) | 1982-05-11 | 1982-05-11 | 環形螢光ランプの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7967282A JPS58197629A (ja) | 1982-05-11 | 1982-05-11 | 環形螢光ランプの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58197629A true JPS58197629A (ja) | 1983-11-17 |
| JPH0463494B2 JPH0463494B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-12 |
Family
ID=13696672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7967282A Granted JPS58197629A (ja) | 1982-05-11 | 1982-05-11 | 環形螢光ランプの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58197629A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4849280A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-10-18 | 1973-07-11 |
-
1982
- 1982-05-11 JP JP7967282A patent/JPS58197629A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4849280A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-10-18 | 1973-07-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0463494B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-10-12 |