CH372114A - Spark machining machine - Google Patents
Spark machining machineInfo
- Publication number
- CH372114A CH372114A CH374861A CH374861A CH372114A CH 372114 A CH372114 A CH 372114A CH 374861 A CH374861 A CH 374861A CH 374861 A CH374861 A CH 374861A CH 372114 A CH372114 A CH 372114A
- Authority
- CH
- Switzerland
- Prior art keywords
- machining machine
- spark machining
- spark
- machine
- machining
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
-
- 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
-
- 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
- B23H1/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
- B23H1/022—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges for shaping the discharge pulse train
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/2847—Sheets; Strips
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/04—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback
- H03K3/05—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback
- H03K3/06—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback using at least two tubes so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/08—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback using at least two tubes so coupled that the input of one is derived from the output of another, e.g. multivibrator astable
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/53—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback
- H03K3/543—Generators characterised by the type of circuit or by the means used for producing pulses by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback the switching device being a vacuum tube
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Generation Of Surge Voltage And Current (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR822721A FR1260650A (en) | 1960-03-29 | 1960-03-29 | Improvements to EDM machining machines |
FR897551A FR81645E (en) | 1960-03-29 | 1962-05-15 | Improvements to EDM machining machines |
Publications (1)
Publication Number | Publication Date |
---|---|
CH372114A true CH372114A (en) | 1963-09-30 |
Family
ID=26185473
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH374861A CH372114A (en) | 1960-03-29 | 1961-03-29 | Spark machining machine |
CH602063A CH414032A (en) | 1960-03-29 | 1963-05-14 | Electric spark machining machine |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH602063A CH414032A (en) | 1960-03-29 | 1963-05-14 | Electric spark machining machine |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE632237A (en) |
CH (2) | CH372114A (en) |
DE (1) | DE1299499B (en) |
FR (1) | FR81645E (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2104327B (en) * | 1981-08-08 | 1984-12-19 | Marconi Co Ltd | Pulse circuits |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE498151C (en) * | 1927-03-06 | 1930-05-19 | Siemens Schuckertwerke Akt Ges | Double coil with an odd number of turns for transformers with disc winding |
GB789442A (en) * | 1953-06-22 | 1958-01-22 | Sparcatron Ltd | Improvements in or relating to apparatus for cutting or working electrically conductive materials |
US2835784A (en) * | 1954-07-21 | 1958-05-20 | Firth Sterling Inc | Spark machining apparatus |
NL199986A (en) * | 1954-10-01 |
-
0
- BE BE632237D patent/BE632237A/xx unknown
-
1961
- 1961-03-25 DE DE1961M0048516 patent/DE1299499B/en active Pending
- 1961-03-29 CH CH374861A patent/CH372114A/en unknown
-
1962
- 1962-05-15 FR FR897551A patent/FR81645E/en not_active Expired
-
1963
- 1963-05-14 CH CH602063A patent/CH414032A/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE1299499B (en) | 1969-07-17 |
CH414032A (en) | 1966-05-31 |
BE632237A (en) | |
FR81645E (en) | 1963-10-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH340567A (en) | Machine for spark machining | |
CH376849A (en) | Construction machine | |
FR1285153A (en) | Electro-erosion machining process | |
CH396578A (en) | Machine tool | |
CH395692A (en) | Multi-spindle machine tool | |
FR1304293A (en) | Machine tool | |
FR1266970A (en) | Machining unit | |
FR1280237A (en) | Machine tool | |
FR1326482A (en) | Improvements to spark machining machines | |
CH367682A (en) | Machine tool | |
CH372114A (en) | Spark machining machine | |
FR1262696A (en) | Advanced radiosurgical operating table | |
BE603546A (en) | Milling machine | |
AT232822B (en) | Engraving machine | |
FR1255666A (en) | Machine tool | |
FR1298732A (en) | Machine tool | |
FR1254634A (en) | Handling machine | |
FR1260730A (en) | Machining wheel | |
FR1278020A (en) | Slaughter machine | |
FR80550E (en) | Improvements to EDM machining machines | |
FR79656E (en) | Improvements to EDM machining machines | |
BE601880A (en) | Improvements to EDM machining machines | |
FR1271310A (en) | Ultrasonic machining machine | |
FR1256593A (en) | Improvements to machining machines | |
FR1313760A (en) | Electro-erosion machine tool |