JPS6247088B2 - - Google Patents
Info
- Publication number
- JPS6247088B2 JPS6247088B2 JP56006693A JP669381A JPS6247088B2 JP S6247088 B2 JPS6247088 B2 JP S6247088B2 JP 56006693 A JP56006693 A JP 56006693A JP 669381 A JP669381 A JP 669381A JP S6247088 B2 JPS6247088 B2 JP S6247088B2
- Authority
- JP
- Japan
- Prior art keywords
- ironing
- end faces
- cylindrical
- seam
- product
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microwave Tubes (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP669381A JPS57121823A (en) | 1981-01-20 | 1981-01-20 | Manufacture of metallic cylindrical member |
DE19823200631 DE3200631A1 (de) | 1981-01-14 | 1982-01-12 | Verfahren zur herstellung eines anodenzylinders einer elektronenroehre |
FR8200538A FR2498006B1 (fr) | 1981-01-14 | 1982-01-14 | Procede de fabrication de cylindres pour anodes de tubes electroniques |
US06/582,856 US4570843A (en) | 1981-01-14 | 1984-02-24 | Method for manufacturing anode cylinders of electron tubes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP669381A JPS57121823A (en) | 1981-01-20 | 1981-01-20 | Manufacture of metallic cylindrical member |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57121823A JPS57121823A (en) | 1982-07-29 |
JPS6247088B2 true JPS6247088B2 (en, 2012) | 1987-10-06 |
Family
ID=11645417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP669381A Granted JPS57121823A (en) | 1981-01-14 | 1981-01-20 | Manufacture of metallic cylindrical member |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57121823A (en, 2012) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0227694U (en, 2012) * | 1988-08-10 | 1990-02-22 | ||
JPH0333990U (en, 2012) * | 1989-08-09 | 1991-04-03 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5316764B2 (en, 2012) * | 1974-03-14 | 1978-06-03 | ||
JPS5310878Y2 (en, 2012) * | 1974-09-20 | 1978-03-23 | ||
JPS5377868A (en) * | 1976-11-25 | 1978-07-10 | Bridgestone Cycle Ind Co | Forming method of shape tube for bicycle |
JPS53125954A (en) * | 1977-04-11 | 1978-11-02 | Nippon Kokan Kk <Nkk> | Method of producing thick pipes |
JPS5522442A (en) * | 1978-08-03 | 1980-02-18 | Yoshida Kogyo Kk <Ykk> | Circular pipe forming method and device thereof |
-
1981
- 1981-01-20 JP JP669381A patent/JPS57121823A/ja active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0227694U (en, 2012) * | 1988-08-10 | 1990-02-22 | ||
JPH0333990U (en, 2012) * | 1989-08-09 | 1991-04-03 |
Also Published As
Publication number | Publication date |
---|---|
JPS57121823A (en) | 1982-07-29 |
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