CPC B66D 1/22 (2013.01) | 18 Claims |
1. A drum and ring gear assembly for winches with geared transmission which comprises:
a drum that is substantially cylindrical and adapted to be actuated rotationally about a longitudinal axis of the drum; and
a ring gear accommodated substantially coaxially inside said drum, where the drum and the ring gear are mutually associated so as to rotate integrally about said longitudinal axis by virtue of a connecting means, and wherein said connecting means is of a positive and/or a direct friction type,
wherein said connecting means comprises at least one first recess, associated with an external surface of said ring gear, and at least one second recess, associated with an internal surface of said drum and facing said at least one first recess, so as to define at least one seat for accommodation of at least one corresponding obstacle element.
|