FR2150910B1 - - Google Patents
Info
- Publication number
- FR2150910B1 FR2150910B1 FR7230543A FR7230543A FR2150910B1 FR 2150910 B1 FR2150910 B1 FR 2150910B1 FR 7230543 A FR7230543 A FR 7230543A FR 7230543 A FR7230543 A FR 7230543A FR 2150910 B1 FR2150910 B1 FR 2150910B1
- Authority
- FR
- France
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
-
- 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
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Press Drives And Press Lines (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4030871A GB1405425A (en) | 1971-08-27 | 1971-08-27 | Hydraulic presses |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2150910A1 FR2150910A1 (fr) | 1973-04-13 |
FR2150910B1 true FR2150910B1 (fr) | 1978-09-29 |
Family
ID=10414254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7230543A Expired FR2150910B1 (fr) | 1971-08-27 | 1972-08-28 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3892122A (fr) |
FR (1) | FR2150910B1 (fr) |
GB (1) | GB1405425A (fr) |
IT (1) | IT964173B (fr) |
SU (1) | SU465772A3 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3032355A1 (de) * | 1980-08-28 | 1982-04-15 | Schloemann-Siemag AG, 4000 Düsseldorf | Hydraulische gesenkschmiedepresse in ueberflurbauart mit vorgespanntem pressengestell |
US4445357A (en) * | 1980-11-03 | 1984-05-01 | Kaiser Steel Corporation | Pipe press |
DE3943349C2 (de) * | 1988-12-29 | 2001-08-23 | Amada Co | Blechbiegemaschine |
IT1224044B (it) * | 1988-12-29 | 1990-09-26 | Prima Ind Spa | Pressa piegatrice di precisione per pezzi di lamiera lunghi |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2722174A (en) * | 1950-11-24 | 1955-11-01 | Hydropress Inc | Hydraulic press |
US2860571A (en) * | 1955-08-01 | 1958-11-18 | Bliss E W Co | Laminated press |
US3037446A (en) * | 1959-12-03 | 1962-06-05 | Harris Foundry & Machine Compa | Shearing machine |
US3393635A (en) * | 1966-08-25 | 1968-07-23 | Pacific Press & Shear Corp | Independently operable press brakes having tandem coupling means |
US3523443A (en) * | 1967-08-30 | 1970-08-11 | Cameron Iron Works Inc | Hydraulic press |
-
1971
- 1971-08-27 GB GB4030871A patent/GB1405425A/en not_active Expired
-
1972
- 1972-08-23 US US283167A patent/US3892122A/en not_active Expired - Lifetime
- 1972-08-23 IT IT28404/72A patent/IT964173B/it active
- 1972-08-25 SU SU1826009A patent/SU465772A3/ru active
- 1972-08-28 FR FR7230543A patent/FR2150910B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SU465772A3 (ru) | 1975-03-30 |
DE2242622B2 (de) | 1975-10-09 |
GB1405425A (en) | 1975-09-10 |
DE2242622A1 (de) | 1973-03-15 |
FR2150910A1 (fr) | 1973-04-13 |
IT964173B (it) | 1974-01-21 |
US3892122A (en) | 1975-07-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |