BE543949A - - Google Patents
Info
- Publication number
- BE543949A BE543949A BE543949DA BE543949A BE 543949 A BE543949 A BE 543949A BE 543949D A BE543949D A BE 543949DA BE 543949 A BE543949 A BE 543949A
- Authority
- BE
- Belgium
- Prior art keywords
- section
- mandrel
- round
- shaping
- shaping member
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31C—MAKING WOUND ARTICLES, e.g. WOUND TUBES, OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31C11/00—Machinery for winding combined with other machinery
- B31C11/02—Machinery for winding combined with other machinery for additionally shaping the articles
-
- 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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE543949A true BE543949A (instruction) |
Family
ID=172090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE543949D BE543949A (instruction) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE543949A (instruction) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4400863A (en) * | 1981-11-02 | 1983-08-30 | C.A. Schroeder, Inc. | Method of making a rigid fiberglass duct having an integral bendable elbow |
-
0
- BE BE543949D patent/BE543949A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4400863A (en) * | 1981-11-02 | 1983-08-30 | C.A. Schroeder, Inc. | Method of making a rigid fiberglass duct having an integral bendable elbow |
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