JPS6127333B2 - - Google Patents
Info
- Publication number
- JPS6127333B2 JPS6127333B2 JP16516880A JP16516880A JPS6127333B2 JP S6127333 B2 JPS6127333 B2 JP S6127333B2 JP 16516880 A JP16516880 A JP 16516880A JP 16516880 A JP16516880 A JP 16516880A JP S6127333 B2 JPS6127333 B2 JP S6127333B2
- Authority
- JP
- Japan
- Prior art keywords
- straight
- valve
- straight valve
- exhaust pipe
- bulb
- 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
- 238000005452 bending Methods 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 4
- 238000007781 pre-processing Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 18
- 239000007789 gas Substances 0.000 description 16
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- 239000011521 glass Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 239000005355 lead glass Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/04—Re-forming tubes or rods
- C03B23/06—Re-forming tubes or rods by bending
- C03B23/065—Re-forming tubes or rods by bending in only one plane, e.g. for making circular neon tubes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (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 |
|---|---|---|---|
| JP16516880A JPS5788643A (en) | 1980-11-22 | 1980-11-22 | Production of ring type fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16516880A JPS5788643A (en) | 1980-11-22 | 1980-11-22 | Production of ring type fluorescent lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5788643A JPS5788643A (en) | 1982-06-02 |
| JPS6127333B2 true JPS6127333B2 (en, 2012) | 1986-06-25 |
Family
ID=15807144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16516880A Granted JPS5788643A (en) | 1980-11-22 | 1980-11-22 | Production of ring type fluorescent lamp |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5788643A (en, 2012) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63170468U (en, 2012) * | 1987-04-28 | 1988-11-07 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0786798B1 (en) * | 1996-01-24 | 2002-04-24 | Matsushita Electric Industrial Co., Ltd. | Microwave electrodeless discharge lamp and the manufacturing method thereof |
| JP4502322B2 (ja) * | 2004-11-08 | 2010-07-14 | Ａｇｃテクノグラス株式会社 | ガラス管の曲げ加工方法およびその成形用金型 |
-
1980
- 1980-11-22 JP JP16516880A patent/JPS5788643A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63170468U (en, 2012) * | 1987-04-28 | 1988-11-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5788643A (en) | 1982-06-02 |
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