Epicycloidal gearing drive with positive stop - comprises planetary cog-wheels, toothed gear and satellite cog-wheel where two positive lugged wheels are provided for immobilising rotation of toothed gear

摘要

The epicycloidal gearing drive (2,3) comprises a planetary cog-wheel (213,313) and an external toothed gear. The drive also comprises at least one satellite cog-wheel (223,323) in gear at one part with the planetary cog-wheel and the other part with the toothed gear. The gearing drive also has first immobilisation parts (62,63) that are provided in rotation with the toothed cog-wheel (233,333) such as a brake band. The device also has two positive stops (72,73) for immobilising the rotation of the toothed gear. USE - Gearboxes and motor-propeller for automobiles.