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Individual
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Individual
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Priority to ES0238488ApriorityCriticalpatent/ES238488A2/en
Publication of ES238488A2publicationCriticalpatent/ES238488A2/en
Improvements in the gearboxes, essentially characterized by having forward and backward conical pinions that are to be engaged with the output pinion by means of a fork that moves a sleeve in both directions, the assembly being provided in said sleeve of suitable lugs that fit into the corresponding recesses made in the gear change conical sprockets, the fork being controlled by means of a lever mounted externally and operated by a suitable selector, being in a sleeve movable in the axial direction and fixed in the radial position for determine the transmission of the turning movement in one direction or another to the output pinion. (Machine-translation by Google Translate, not legally binding)
ES0238488A1957-11-091957-11-09Improvements in the exchange boxes. (Machine-translation by Google Translate, not legally binding)
ExpiredES238488A2
(en)