IT437789A - - Google Patents
Info
- Publication number
- IT437789A IT437789A IT437789DA IT437789A IT 437789 A IT437789 A IT 437789A IT 437789D A IT437789D A IT 437789DA IT 437789 A IT437789 A IT 437789A
- Authority
- IT
- Italy
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
- B21C37/29—Making branched pieces, e.g. T-pieces
- B21C37/292—Forming collars by drawing or pushing a rigid forming tool through an opening in the tube wall
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT437789A true IT437789A (it) |
Family
ID=1761394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT437789D IT437789A (it) |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | IT437789A (it) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2477915A1 (fr) * | 1980-03-14 | 1981-09-18 | Eckold Vorrichtung | Dispositif pour former des collerettes sur des orifices traversant la paroi d'un tube |
| US5515710A (en) * | 1992-03-30 | 1996-05-14 | Efes Tex Ag | Device for flaring out pipes |
-
0
- IT IT437789D patent/IT437789A/it unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2477915A1 (fr) * | 1980-03-14 | 1981-09-18 | Eckold Vorrichtung | Dispositif pour former des collerettes sur des orifices traversant la paroi d'un tube |
| US4400966A (en) * | 1980-03-14 | 1983-08-30 | Walter Eckold Gmbh & Co. | Tool for forming a lateral opening in a tube |
| US5515710A (en) * | 1992-03-30 | 1996-05-14 | Efes Tex Ag | Device for flaring out pipes |
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| IT437789A (it) |