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Individual
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Individual
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Priority to ES215392ApriorityCriticalpatent/ES215392A1/en
Publication of ES215392A1publicationCriticalpatent/ES215392A1/en
Improved gear change, characterized by constituting a motor shaft in them with a series of sleeves mounted on it, which by their end tooth teeth mesh directly with an inner crown that has a driven shaft, there being in addition to the direct so many gears as sleeves are mounted on the motor shaft. (Machine-translation by Google Translate, not legally binding)
ES215392A1954-05-181954-05-18Perfected change of runs (Machine-translation by Google Translate, not legally binding)
ExpiredES215392A1
(en)