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Priority to ES1969152684UpriorityCriticalpatent/ES152684Y/en
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Publication of ES152684YpublicationCriticalpatent/ES152684Y/en
Toy speed reducer, characterized in that it comprises a carcass constituted by two equal and superimposable flat pieces, which have on their internal face a circular recess that opens at the top, with a central through hole, and a horizontal semicircular groove, remaining, by attaching both parts to each other, and facing the recesses and grooves to form a chamber and a conduit in which are housed, respectively, a toothed crown and an axis endowed in its central part with a worm that meshes with said crown. (Machine-translation by Google Translate, not legally binding)
ES1969152684U1969-10-171969-10-17
TOY SPEED REDUCER.
ExpiredES152684Y
(en)
Set of trapezoidal pieces for the formation of a mosaic with three-dimensional sensation. (Machine-translation by Google Translate, not legally binding)