Patent ID: 9115792
Filing Date: 2015-08-25
Classification: F16H

Abstract:
1. An apparatus comprising: three engaging planetary gears configured to engage an input drive; three pinion planetary gears, each of the pinion planetary gears configured to rotate with one of the engaging planetary gears; three walking planetary gears, each of the walking planetary gears engaging portions of two of the pinion planetary gears, the walking planetary gears having a central opening with bearings disposed therein; a carrier including an output shaft having a flange with apertures therein and a carrier plate; a set of carrier fasteners extending through the apertures of the flange and the central opening of the walking planetary gears and into the carrier plate, the carrier fasteners fixedly engaging the flange and the carrier plate and the carrier fasteners rotatably engaging the walking planetary gears; a ring gear having teeth disposed on an inner surface thereof, the teeth engaging the three walking planetary gears; a gear housing including a front housing portion with a central opening therethrough and a rear housing portion; housing fasteners configured to fixedly secure the front housing, the rear housing, and the ring gear relative to one another; and wherein the three walking planetary gears are configured to rotate and move within a circumference of the ring gear.