FR2172431B3 - - Google Patents
Info
- Publication number
- FR2172431B3 FR2172431B3 FR7306388A FR7306388A FR2172431B3 FR 2172431 B3 FR2172431 B3 FR 2172431B3 FR 7306388 A FR7306388 A FR 7306388A FR 7306388 A FR7306388 A FR 7306388A FR 2172431 B3 FR2172431 B3 FR 2172431B3
- 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
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/22—Drives for hammers; Transmission means therefor for power hammers
- B21J7/28—Drives for hammers; Transmission means therefor for power hammers operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/46—Control devices specially adapted to forging hammers, not restricted to one of the preceding subgroups
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Control Of Presses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2207717A DE2207717C3 (de) | 1972-02-18 | 1972-02-18 | Steuereinrichtung mit hydraulischer Gleichlaufsteuerung für Schmiedemaschinen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2172431A1 FR2172431A1 (it) | 1973-09-28 |
| FR2172431B3 true FR2172431B3 (it) | 1976-02-13 |
Family
ID=5836386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7306388A Expired FR2172431B3 (it) | 1972-02-18 | 1973-02-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3841125A (it) |
| JP (1) | JPS5725294B2 (it) |
| AT (1) | AT322327B (it) |
| DE (1) | DE2207717C3 (it) |
| FR (1) | FR2172431B3 (it) |
| GB (1) | GB1365654A (it) |
| IT (1) | IT979232B (it) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0228658B1 (de) * | 1986-01-02 | 1991-03-27 | SMS Hasenclever GmbH | Schmiedemaschine |
| DE3607737C1 (de) * | 1986-03-08 | 1987-10-29 | Pahnke Eng Gmbh & Co Kg | Hydraulisch angetriebene Schmiedemaschine |
| DE3800220C1 (it) * | 1988-01-07 | 1989-02-02 | Pahnke Engineering Gmbh & Co Kg, 4000 Duesseldorf, De | |
| US5231859A (en) * | 1992-03-03 | 1993-08-03 | Trimble House Corporation | Fluting machine |
| DE4446580A1 (de) * | 1994-12-24 | 1996-07-04 | Pahnke Eng Gmbh & Co Kg | Doppelpresse |
| AT404441B (de) * | 1996-09-17 | 1998-11-25 | Gfm Holding Ag | Schmiedemaschine |
| AT407617B (de) * | 1999-10-07 | 2001-05-25 | Gfm Beteiligungs & Man Gmbh | Schmiedemaschine |
| CN109248981B (zh) * | 2018-10-16 | 2024-05-24 | 南京迪威尔高端制造股份有限公司 | 蓄势器流量和压力动态补偿控制系统 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3031903A (en) * | 1958-05-12 | 1962-05-01 | Schloemann Ag | Control of hydraulic forging presses |
| CH388736A (de) * | 1960-04-12 | 1965-02-28 | Brignoli Silvio | Schnellhämmer-Formschmiedemaschine |
| DE1230651B (de) * | 1960-07-21 | 1966-12-15 | Schloemann Ag | Vorrichtung zum Steuern von Freiformschmiedepressen mit wegabhaengiger Umschaltung der Ventile |
| AT235113B (de) * | 1963-05-20 | 1964-08-10 | Ges Fertigungstechnik & Maschb | Schmiedemaschine |
| US3222912A (en) * | 1963-09-09 | 1965-12-14 | Cincinnati Milling Machine Co | Swaging machine with adjustable stroke |
| US3415105A (en) * | 1966-04-19 | 1968-12-10 | Bliss E W Co | Apparatus for forming sheet metal containers |
| DE1301790B (de) * | 1966-09-30 | 1969-08-28 | Sack Gmbh Maschf | Schmiedemaschine |
| DE1812169A1 (de) * | 1968-12-02 | 1970-06-18 | Sack Gmbh Maschf | Schmiedemaschine |
| DE1908362A1 (de) * | 1969-02-20 | 1970-09-10 | Sack Gmbh Maschf | Schmiedemaschine mit verstellbaren Schmiedesaetteln |
-
1972
- 1972-02-18 DE DE2207717A patent/DE2207717C3/de not_active Expired
-
1973
- 1973-02-08 AT AT112073A patent/AT322327B/de not_active IP Right Cessation
- 1973-02-09 GB GB661173A patent/GB1365654A/en not_active Expired
- 1973-02-14 FR FR7306388A patent/FR2172431B3/fr not_active Expired
- 1973-02-16 US US00333378A patent/US3841125A/en not_active Expired - Lifetime
- 1973-02-16 IT IT20540/73A patent/IT979232B/it active
- 1973-02-19 JP JP2006573A patent/JPS5725294B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5725294B2 (it) | 1982-05-28 |
| JPS4893564A (it) | 1973-12-04 |
| DE2207717C3 (de) | 1975-10-16 |
| DE2207717B2 (it) | 1975-02-13 |
| IT979232B (it) | 1974-09-30 |
| DE2207717A1 (de) | 1973-08-23 |
| GB1365654A (en) | 1974-09-04 |
| AT322327B (de) | 1975-05-12 |
| US3841125A (en) | 1974-10-15 |
| FR2172431A1 (it) | 1973-09-28 |