Patent ID: 7654929
Filing Date: 2010-02-02
Classification: F16H

Abstract:
1. A method for assembling a gear unit of a transmission comprising the steps of: (a) providing a first disc having first holes, a second disc having second holes and a first pilot surface extending along an axis, and a first ring having third holes and a second pilot surface substantially parallel to the first pilot surface, the first and third holes being formed with first and second chamfer surfaces, respectively, extending along the axis; (b) installing pinion shafts such that each pinion shaft passes through the first, second and third holes and a respective pinion; (c) installing a second ring aligned axially with the first ring and located radially outboard of the first ring; (d) forcing each pinion shaft into loaded contact against the first chamfer surface and the second chamfer surface; (e) engaging the second pilot surface with the first pilot surface while installing the first ring.