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Priority to ES1978233686UpriorityCriticalpatent/ES233686Y/en
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Publication of ES233686YpublicationCriticalpatent/ES233686Y/en
Propeller mechanism of miniature vehicles, characterized in that between two equal and parallel blades that act as chassis and that is maintained equidistant by two transverse end axes, there is a mechanism that is mounted by an axis subtended between said blades and consisting of a hollow cup with an external perimetral tooth and which houses a spiral spring, with its external end anchored in the dimenorno of the circular cup and its free inner end, is anchored in a notch made in the axial axis of a gear wheel that beyond of a circular cover that closes the bowl to prevent the spring from escaping, forms the two toothing of the vehicle with the external toothing of the bowl. (Machine-translation by Google Translate, not legally binding)