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Individual
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Individual
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Priority to ES0294817ApriorityCriticalpatent/ES294817A1/en
Publication of ES294817A1publicationCriticalpatent/ES294817A1/en
Voltage variator transformer, essentially characterized in that it comprises at least one regulating winding constituted by a rod propeller, mounted on an insulating, tubular and rotating support around the core of the transformer, at least one of the ends of this propeller being connected to one of the terminals of the transformer by means of a compensated switching device, while on said helix a brush is supported, connected with another terminal of the transformer and movable along it in synchronism with it. (Machine-translation by Google Translate, not legally binding)
ES0294817A1963-12-171963-12-17Tension variable transformer (Machine-translation by Google Translate, not legally binding)
ExpiredES294817A1
(en)
Improvements in the power supply device for lifting elevators-tension reducers for television. (Machine-translation by Google Translate, not legally binding)