GEARBOX AND SUPPORT APPARATUS FOR GEARBOX CARRIER

摘要

A gearbox support apparatus includes a gearbox carrier having a central axis, the carrier configured to mount one or more rotating gears therein, the carrier including spaced-apart forward and aft walls, and a pin disposed between the forward and aft walls. The gearbox support apparatus includes an inner race connected to the pin as a single integral component incorporating two pairs of raised guides defining a forward raceway and an aft raceway.

主权项

1. A planet gearbox for an epicyclic gearing arrangement that has only a single input and a single output and that includes a sun gear and a ring gear disposed circumferentially around the planet gearbox and the sun gear, the planet gearbox comprising:
a gearbox carrier having a central axis, the carrier configured to mount one or more rotating gears therein, the carrier including spaced-apart forward and aft walls, each of the forward wall and the aft wall defining a respective coaxial bore; a pin received in the bores defined in the forward wall and the aft wall of the gearbox carrier; and an inner race incorporating a first pair of raised guides and a second pair of raised guides, the first pair of guides defining a forward raceway and the second pair of raised guides defining an aft raceway, the inner race connected to the pin and sized so that the inner race cannot move axially relative to the gearbox carrier, wherein the inner race is a single integral component incorporating both pairs of raised guides.