IT955915B - Procedimento per la fabbricazione di elementi tubolari allungati a forma tronco conica o tronco pira midale da lastra metallica in lun ghezza finita o dispositivo pr la sua attuazione - Google Patents
Procedimento per la fabbricazione di elementi tubolari allungati a forma tronco conica o tronco pira midale da lastra metallica in lun ghezza finita o dispositivo pr la sua attuazioneInfo
- Publication number
- IT955915B IT955915B IT2492672A IT2492672A IT955915B IT 955915 B IT955915 B IT 955915B IT 2492672 A IT2492672 A IT 2492672A IT 2492672 A IT2492672 A IT 2492672A IT 955915 B IT955915 B IT 955915B
- Authority
- IT
- Italy
- Prior art keywords
- trunk
- midal
- pyra
- implementation
- procedure
- Prior art date
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
- B21C37/08—Making tubes with welded or soldered seams
-
- 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
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0815—Making tubes with welded or soldered seams without continuous longitudinal movement of the sheet during the bending operation
-
- 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
- B21C37/16—Making tubes with varying diameter in longitudinal direction
- B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
- B21C37/185—Making tubes with varying diameter in longitudinal direction conical tubes starting from sheet material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2492672A IT955915B (it) | 1972-05-26 | 1972-05-26 | Procedimento per la fabbricazione di elementi tubolari allungati a forma tronco conica o tronco pira midale da lastra metallica in lun ghezza finita o dispositivo pr la sua attuazione |
DE19732326901 DE2326901A1 (de) | 1972-05-26 | 1973-05-25 | Verfahren zur herstellung von zylindrischen oder konischen rohren sowie vorrichtung zur durchfuehrung dieses verfahrens |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2492672A IT955915B (it) | 1972-05-26 | 1972-05-26 | Procedimento per la fabbricazione di elementi tubolari allungati a forma tronco conica o tronco pira midale da lastra metallica in lun ghezza finita o dispositivo pr la sua attuazione |
Publications (1)
Publication Number | Publication Date |
---|---|
IT955915B true IT955915B (it) | 1973-09-29 |
Family
ID=11215155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT2492672A IT955915B (it) | 1972-05-26 | 1972-05-26 | Procedimento per la fabbricazione di elementi tubolari allungati a forma tronco conica o tronco pira midale da lastra metallica in lun ghezza finita o dispositivo pr la sua attuazione |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2326901A1 (it) |
IT (1) | IT955915B (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5928410B2 (ja) * | 1981-05-29 | 1984-07-12 | 新日本製鐵株式会社 | 厚肉電縫管の成形方法 |
-
1972
- 1972-05-26 IT IT2492672A patent/IT955915B/it active
-
1973
- 1973-05-25 DE DE19732326901 patent/DE2326901A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2326901A1 (de) | 1973-12-13 |
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