JPS5945027A - 花弁形フイン付管の製造方法 - Google Patents
花弁形フイン付管の製造方法Info
- Publication number
- JPS5945027A JPS5945027A JP15513582A JP15513582A JPS5945027A JP S5945027 A JPS5945027 A JP S5945027A JP 15513582 A JP15513582 A JP 15513582A JP 15513582 A JP15513582 A JP 15513582A JP S5945027 A JPS5945027 A JP S5945027A
- Authority
- JP
- Japan
- Prior art keywords
- core pipe
- core tube
- inner end
- formed body
- axis
- 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
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
- B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
- B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15513582A JPS5945027A (ja) | 1982-09-08 | 1982-09-08 | 花弁形フイン付管の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15513582A JPS5945027A (ja) | 1982-09-08 | 1982-09-08 | 花弁形フイン付管の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5945027A true JPS5945027A (ja) | 1984-03-13 |
| JPH0157965B2 JPH0157965B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-12-08 |
Family
ID=15599315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15513582A Granted JPS5945027A (ja) | 1982-09-08 | 1982-09-08 | 花弁形フイン付管の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5945027A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
-
1982
- 1982-09-08 JP JP15513582A patent/JPS5945027A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0157965B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-12-08 |