Improvements in the patent of invention n 526,802 for perfection in the appliances for the starting of alternating current engines. (Machine-translation by Google Translate, not legally binding)

摘要

Apparatus for the starting of alternating current engines (certificate of addition of the patent of invention number 526,802). In a three-phase power supply of an alternating current motor, on one, two or three of its phases, according to which should be regulated, electronic starter devices that constate a powered circuit with doubristors coupled in antiparalelo between them are intercalled, obeying the set of circuit breakers of these phases to a regulable timing device. (Machine-translation by Google Translate, not legally binding)