FR2256788A1 - - Google Patents
Info
- Publication number
- FR2256788A1 FR2256788A1 FR7442802A FR7442802A FR2256788A1 FR 2256788 A1 FR2256788 A1 FR 2256788A1 FR 7442802 A FR7442802 A FR 7442802A FR 7442802 A FR7442802 A FR 7442802A FR 2256788 A1 FR2256788 A1 FR 2256788A1
- 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.)
- Granted
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
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
- B21D22/16—Spinning over shaping mandrels or formers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT67002/74A IT1004663B (it) | 1974-01-03 | 1974-01-03 | Apparecchio da applicare a un tor nio per effettuare la tornitura in lastra |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2256788A1 true FR2256788A1 (US20110232667A1-20110929-C00004.png) | 1975-08-01 |
| FR2256788B3 FR2256788B3 (US20110232667A1-20110929-C00004.png) | 1977-09-23 |
Family
ID=11298793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7442802A Expired FR2256788B3 (US20110232667A1-20110929-C00004.png) | 1974-01-03 | 1974-12-19 |
Country Status (6)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0057136A2 (fr) * | 1981-01-26 | 1982-08-04 | ETABLISSEMENTS RONDOLOTTI, Société dite: | Tour de repoussage perfectionné |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4047413A (en) * | 1976-01-16 | 1977-09-13 | Lewis Burton F | Automatic metal-spinning method |
| US4289008A (en) * | 1980-01-28 | 1981-09-15 | John S. Schmitz | Apparatus for forming a universal chase top |
| US4554810A (en) * | 1984-04-02 | 1985-11-26 | Motor Wheel Corporation | Draw-spinning of integral vehicle wheel rim and disc segments |
| EP0353427B1 (de) * | 1988-08-02 | 1992-11-11 | Wilhelm Hegenscheidt Gesellschaft mbH | Walzeinheit |
| CN107327686B (zh) * | 2017-08-10 | 2022-09-16 | 油威力液压科技股份有限公司 | 旋压机液压润滑系统 |
| CN107952858B (zh) * | 2017-12-31 | 2024-10-15 | 唐山市凤华厨具制品有限公司 | 一种易于自动控制的钢板锅旋压成型装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1916433A (en) * | 1928-05-15 | 1933-07-04 | Cincinnati Milling Machine Co | Speed control valve |
| US3333448A (en) * | 1961-06-20 | 1967-08-01 | Calumet & Hecla | Powered metal spinning apparatus |
-
1974
- 1974-01-03 IT IT67002/74A patent/IT1004663B/it active
- 1974-12-17 CH CH1675374A patent/CH575789A5/xx not_active IP Right Cessation
- 1974-12-19 FR FR7442802A patent/FR2256788B3/fr not_active Expired
- 1974-12-27 DE DE19742461548 patent/DE2461548A1/de active Pending
- 1974-12-30 BR BR10935/74A patent/BR7410935D0/pt unknown
- 1974-12-30 US US05/537,189 patent/US3946585A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0057136A2 (fr) * | 1981-01-26 | 1982-08-04 | ETABLISSEMENTS RONDOLOTTI, Société dite: | Tour de repoussage perfectionné |
| EP0057136A3 (en) * | 1981-01-26 | 1982-08-18 | Etablissements Rondolotti, Societe Dite: | Spinning apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7410935D0 (pt) | 1975-08-26 |
| US3946585A (en) | 1976-03-30 |
| CH575789A5 (US20110232667A1-20110929-C00004.png) | 1976-05-31 |
| IT1004663B (it) | 1976-07-20 |
| DE2461548A1 (de) | 1975-07-17 |
| FR2256788B3 (US20110232667A1-20110929-C00004.png) | 1977-09-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |