DE122761C - - Google Patents
Info
- Publication number
- DE122761C DE122761C DENDAT122761D DE122761DA DE122761C DE 122761 C DE122761 C DE 122761C DE NDAT122761 D DENDAT122761 D DE NDAT122761D DE 122761D A DE122761D A DE 122761DA DE 122761 C DE122761 C DE 122761C
- Authority
- DE
- Germany
- Prior art keywords
- funnel
- mandrel
- lever
- pipe
- sheet
- 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.)
- Active
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
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0818—Manufacture of tubes by drawing of strip material through dies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE122761C true DE122761C (enrdf_load_html_response) |
Family
ID=391661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT122761D Active DE122761C (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE122761C (enrdf_load_html_response) |
-
0
- DE DENDAT122761D patent/DE122761C/de active Active
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