JPS50143737A - - Google Patents
Info
- Publication number
- JPS50143737A JPS50143737A JP5122874A JP5122874A JPS50143737A JP S50143737 A JPS50143737 A JP S50143737A JP 5122874 A JP5122874 A JP 5122874A JP 5122874 A JP5122874 A JP 5122874A JP S50143737 A JPS50143737 A JP S50143737A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
- B23H9/14—Making holes
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5122874A JPS50143737A (fr) | 1974-05-10 | 1974-05-10 | |
| DE19752520750 DE2520750C3 (de) | 1974-05-10 | 1975-05-09 | Elektrode zur Herstellung eines kreisbogenförmig gekrümmten Kanals durch Funkenerosion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5122874A JPS50143737A (fr) | 1974-05-10 | 1974-05-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50143737A true JPS50143737A (fr) | 1975-11-19 |
Family
ID=12881076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5122874A Pending JPS50143737A (fr) | 1974-05-10 | 1974-05-10 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS50143737A (fr) |
| DE (1) | DE2520750C3 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62218022A (ja) * | 1986-03-19 | 1987-09-25 | Inoue Japax Res Inc | 放電加工装置 |
| JPS63116227U (fr) * | 1987-01-21 | 1988-07-27 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4291580A (en) * | 1978-03-23 | 1981-09-29 | Zm "Cherno More" | Manometer body |
| FR2742255B1 (fr) * | 1995-12-08 | 1998-03-06 | Framatome Sa | Procede et dispositif de deconfinement du logement d'une vis d'assemblage de deux plaques planes du cloisonnement du coeur d'un reacteur nucleaire |
| US7605339B1 (en) * | 2006-11-21 | 2009-10-20 | Moberg Clifford A | Methods of forming an annular undercut |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2427588A (en) * | 1942-10-17 | 1947-09-16 | United Aircraft Corp | Apparatus for burning holes in metal |
| FR1068690A (fr) * | 1952-07-08 | 1954-06-30 | Qualitex | Dispositif d'usinage par étincelles électriques |
| US3306838A (en) * | 1963-12-11 | 1967-02-28 | Gen Motors Corp | Apparatus for electrical stock removal |
| US3339510A (en) * | 1965-06-21 | 1967-09-05 | United Shoe Machinery Corp | Needle guides |
-
1974
- 1974-05-10 JP JP5122874A patent/JPS50143737A/ja active Pending
-
1975
- 1975-05-09 DE DE19752520750 patent/DE2520750C3/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62218022A (ja) * | 1986-03-19 | 1987-09-25 | Inoue Japax Res Inc | 放電加工装置 |
| JPS63116227U (fr) * | 1987-01-21 | 1988-07-27 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2520750B2 (de) | 1981-05-14 |
| DE2520750A1 (de) | 1975-11-20 |
| DE2520750C3 (de) | 1982-03-25 |