FR2190571B1 - - Google Patents
Info
- Publication number
- FR2190571B1 FR2190571B1 FR7323662A FR7323662A FR2190571B1 FR 2190571 B1 FR2190571 B1 FR 2190571B1 FR 7323662 A FR7323662 A FR 7323662A FR 7323662 A FR7323662 A FR 7323662A FR 2190571 B1 FR2190571 B1 FR 2190571B1
- 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
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
- B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Jigs For Machine Tools (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722231800 DE2231800C3 (de) | 1972-06-29 | Vorrichtung für Tuschier- und Aufpaßarbeiten im Werkzeug- und Formenbau |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2190571A1 FR2190571A1 (fr) | 1974-02-01 |
| FR2190571B1 true FR2190571B1 (fr) | 1976-11-12 |
Family
ID=5849149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7323662A Expired FR2190571B1 (fr) | 1972-06-29 | 1973-06-28 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3889092A (fr) |
| CA (1) | CA1003906A (fr) |
| CH (1) | CH556211A (fr) |
| FR (1) | FR2190571B1 (fr) |
| GB (1) | GB1427534A (fr) |
| IT (1) | IT990825B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4296301A (en) * | 1977-02-28 | 1981-10-20 | Johnson Romain H | Die forming method and machine |
| US4544820A (en) * | 1982-09-29 | 1985-10-01 | Johnson Romain H | Die forming method and machine |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2974215A (en) * | 1959-05-01 | 1961-03-07 | Inoue Kiyoshi | Machining method and means |
| US3550479A (en) * | 1968-08-14 | 1970-12-29 | Bernal Inc | Method for making cylindrical dies |
| US3663785A (en) * | 1970-12-14 | 1972-05-16 | Elmer P Hausermann | A method of erosively shaping a master die |
-
1973
- 1973-05-30 CH CH786573A patent/CH556211A/xx not_active IP Right Cessation
- 1973-06-05 GB GB2667773A patent/GB1427534A/en not_active Expired
- 1973-06-07 CA CA173,500A patent/CA1003906A/en not_active Expired
- 1973-06-11 US US368466A patent/US3889092A/en not_active Expired - Lifetime
- 1973-06-28 IT IT26039/73A patent/IT990825B/it active
- 1973-06-28 FR FR7323662A patent/FR2190571B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2231800B2 (de) | 1976-09-16 |
| DE2231800A1 (de) | 1974-01-17 |
| CH556211A (de) | 1974-11-29 |
| IT990825B (it) | 1975-07-10 |
| CA1003906A (en) | 1977-01-18 |
| FR2190571A1 (fr) | 1974-02-01 |
| US3889092A (en) | 1975-06-10 |
| GB1427534A (en) | 1976-03-10 |