Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Patent
1975-10-16
1977-09-27
Schaefer, Robert K.
Electricity: motive power systems
Positional servo systems
Program- or pattern-controlled systems
318 39, G05B 1924
Patent
active
040514226
ABSTRACT:
A programming apparatus for an electroerosion cutting machine with two jig tables displaced by motion screw comprising: a counter-commutator controlling motors in the course of machining piece sectors tilted with respect to coordinate axes; pulse angular displacement sensors, each having an element sensing the revolutions of the respective motion screws and mounted together with the latter on the same roll; and sensors reacting to the actions produced by said element due to the revolutions of the respective motion screw.
REFERENCES:
patent: 3585480 (1971-06-01), Kirkpatrick
patent: 3701888 (1972-10-01), McDaniel
patent: 3825735 (1974-07-01), Bowers et al.
patent: 3875468 (1975-04-01), Yagi et al.
patent: 3974432 (1976-08-01), Thompson
Borisova Natalya Isaakievna
Ioffe Vladimir Fedorovich
Lavrentiev Konstantin Nikitich
Rodionov Jury Nikolaevich
Strashinsky Vadim Konstantinovich
Feldhaus John J.
Schaefer Robert K.
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