FR2478529B1 - - Google Patents
Info
- Publication number
- FR2478529B1 FR2478529B1 FR8007240A FR8007240A FR2478529B1 FR 2478529 B1 FR2478529 B1 FR 2478529B1 FR 8007240 A FR8007240 A FR 8007240A FR 8007240 A FR8007240 A FR 8007240A FR 2478529 B1 FR2478529 B1 FR 2478529B1
- 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
- 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
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/002—Drive of the tools
-
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/04—Frames; Guides
- B30B15/041—Guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
- B30B15/18—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Press Drives And Press Lines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8007240A FR2478529A1 (fr) | 1980-03-21 | 1980-03-21 | Poinconneuse hydraulique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8007240A FR2478529A1 (fr) | 1980-03-21 | 1980-03-21 | Poinconneuse hydraulique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2478529A1 FR2478529A1 (fr) | 1981-09-25 |
| FR2478529B1 true FR2478529B1 (enExample) | 1983-02-04 |
Family
ID=9240349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8007240A Granted FR2478529A1 (fr) | 1980-03-21 | 1980-03-21 | Poinconneuse hydraulique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2478529A1 (enExample) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2804849A (en) * | 1954-01-18 | 1957-09-03 | Modern Service Engineering Co | Hydraulic ram unit |
| US2816608A (en) * | 1955-05-04 | 1957-12-17 | Johnson Rubber Co | Pressure fluid operated tool actuator |
| FR2233111A1 (en) * | 1973-06-18 | 1975-01-10 | Lyotard P Ets | Piercing or embossing machine - uses hydraulic fluid to move punch and die against workpiece before piercing |
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1980
- 1980-03-21 FR FR8007240A patent/FR2478529A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2478529A1 (fr) | 1981-09-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |