US3916138A
(en )
1975-10-28
Apparatus for machining through varying-frequency constant-duration pulse-controlled electric discharges
US3956609A
(en )
1976-05-11
Pulse generator for electro-erosion machining apparatus
US3705287A
(en )
1972-12-05
Process for shaping workpiece by electrical discharge and apparatus therefor
US3358206A
(en )
1967-12-12
Pulse width modulation control systems for controlling direct current motors
GB1427533A
(en )
1976-03-10
Method and a device for controlling the positional adjustment of tool-forming electrodes for electroeroding conducting work pieces
SU409823A1
(enExample )
1974-01-05
US4168476A
(en )
1979-09-18
AC voltage regulator
US3131325A
(en )
1964-04-28
Arc welding system
US3729610A
(en )
1973-04-24
Electrical discharge machining device using logical control
US3558844A
(en )
1971-01-26
Electrical discharge machining servo control circuit
US3597570A
(en )
1971-08-03
Device for detecting sustained arcing across electrospark machining gaps
US4357516A
(en )
1982-11-02
EDM Method and apparatus utilizing successive trains of elementary pulses with controlled pulse-off periods
GB1213648A
(en )
1970-11-25
Electric discharge machining apparatus
GB1178770A
(en )
1970-01-21
Control Arrangement for Electro-Erosive Working
US3686461A
(en )
1972-08-22
Servosystem for gap electrical machining processes (especially electroerosion)
US3781507A
(en )
1973-12-25
Servosystem for electrical machining processes
US2937327A
(en )
1960-05-17
Pulsing methods and apparatus for the control of movable members
US3046414A
(en )
1962-07-24
Pulse generator for producing periodic pulses of varying width from an alternating voltage
GB1179567A
(en )
1970-01-28
Improvements in or relating to Power Controllers
GB1168610A
(en )
1969-10-29
Spark Erosion Method and Apparatus.
US3727024A
(en )
1973-04-10
Electrical discharge machining servo control circuit
SU588092A2
(ru )
1978-01-15
Регул тор подачи электрода при электрохимической обработке вращающимс электродом
US3542989A
(en )
1970-11-24
Short circuit protection system for electrical discharge machining apparatus
US3524961A
(en )
1970-08-18
Servocontrol circuit of variable sensitivity for electrical discharge machining apparatus
GB1254211A
(en )
1971-11-17
Electrical discharge machining apparatus