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Individual
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Individual
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Priority to ES0244464ApriorityCriticalpatent/ES244464A1/en
Publication of ES244464A1publicationCriticalpatent/ES244464A1/en
Progressive speed variator, characterized in that some squares that form two planes included act on half pulleys which joined two by two by means of asparagus screws open or close the distance between them, allowing a trapezoidal belt to slide inwards or outwards . (Machine-translation by Google Translate, not legally binding)
ES0244464A1958-10-031958-10-03Progressive speed variator (Machine-translation by Google Translate, not legally binding)
ExpiredES244464A1
(en)