JPH0159480B2 - - Google Patents
Info
- Publication number
- JPH0159480B2 JPH0159480B2 JP11964982A JP11964982A JPH0159480B2 JP H0159480 B2 JPH0159480 B2 JP H0159480B2 JP 11964982 A JP11964982 A JP 11964982A JP 11964982 A JP11964982 A JP 11964982A JP H0159480 B2 JPH0159480 B2 JP H0159480B2
- Authority
- JP
- Japan
- Prior art keywords
- roller
- bent
- shape
- cover
- center line
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
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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
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
- B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11964982A JPS5913188A (ja) | 1982-07-09 | 1982-07-09 | カバ−用薄板製曲管およびその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11964982A JPS5913188A (ja) | 1982-07-09 | 1982-07-09 | カバ−用薄板製曲管およびその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5913188A JPS5913188A (ja) | 1984-01-23 |
| JPH0159480B2 true JPH0159480B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-12-18 |
Family
ID=14766667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11964982A Granted JPS5913188A (ja) | 1982-07-09 | 1982-07-09 | カバ−用薄板製曲管およびその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5913188A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2723866C (en) * | 2008-05-22 | 2013-04-09 | Jinwoong Technology Co., Ltd. | Manufacturing apparatus and method of spiral duct including elbow |
| JP7379412B2 (ja) * | 2021-04-22 | 2023-11-14 | 明星工業株式会社 | 板金製外装材及び板金製外装材の施工方法 |
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1982
- 1982-07-09 JP JP11964982A patent/JPS5913188A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5913188A (ja) | 1984-01-23 |