JPS48101354A - - Google Patents
Info
- Publication number
- JPS48101354A JPS48101354A JP48024716A JP2471673A JPS48101354A JP S48101354 A JPS48101354 A JP S48101354A JP 48024716 A JP48024716 A JP 48024716A JP 2471673 A JP2471673 A JP 2471673A JP S48101354 A JPS48101354 A JP S48101354A
- Authority
- JP
- Japan
- 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
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/12—Making helical bodies or bodies having parts of helical shape articles with helicoidal surface
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- 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
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
- B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with helical guides
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23129572A | 1972-03-02 | 1972-03-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS48101354A true JPS48101354A (enExample) | 1973-12-20 |
| JPS525310B2 JPS525310B2 (enExample) | 1977-02-12 |
Family
ID=22868609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48024716A Expired JPS525310B2 (enExample) | 1972-03-02 | 1973-03-01 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3745801A (enExample) |
| JP (1) | JPS525310B2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6099997A (ja) * | 1983-08-04 | 1985-06-03 | ユ−オ−ピ−・インコ−ポレ−テツド | フィン付き熱交換管の製造方法及び装置 |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA764761B (en) * | 1976-08-09 | 1978-01-25 | Heat Exchangers Africa Ltd | Finned tubing |
| DE2902392A1 (de) * | 1978-01-26 | 1979-08-09 | Lummus Co | Vorrichtung und verfahren zur herstellung von lamellenrohren |
| US4299106A (en) * | 1978-09-22 | 1981-11-10 | Heat Exchangers Africa Limited | Finned tubing |
| US4353162A (en) * | 1979-01-26 | 1982-10-12 | The Lummus Company | Apparatus and process for manufacturing finned tubes |
| US4901553A (en) * | 1987-06-03 | 1990-02-20 | Sumitomo Metal Industries, Ltd. | Method of manufacturing a finned tube |
| US8117877B2 (en) * | 2002-01-17 | 2012-02-21 | Quide B.V. | Method and forming machine for manufacturing a product having various diameters |
| CN102019321A (zh) * | 2010-10-29 | 2011-04-20 | 张家港市奋发机械有限公司 | 一种整体螺旋翅片管辊轧刀具及整体螺旋翅片管辊轧机 |
-
1972
- 1972-03-02 US US00231295A patent/US3745801A/en not_active Expired - Lifetime
-
1973
- 1973-03-01 JP JP48024716A patent/JPS525310B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6099997A (ja) * | 1983-08-04 | 1985-06-03 | ユ−オ−ピ−・インコ−ポレ−テツド | フィン付き熱交換管の製造方法及び装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS525310B2 (enExample) | 1977-02-12 |
| US3745801A (en) | 1973-07-17 |