Patent ID: 7210374
Filing Date: 2007-05-01
Classification: F16H,Y10T

Abstract:
1. A gear housing unit, comprising: a monolithic cast gear first housing with a housing wall; a monolithic cast gear second housing with a housing wall; a bridge comprised of a first bridge half and a second bridge half, the bridge providing location and support for the bearings of a gear shaft with all gear elements being located outside any of the bearings supporting the gear elements; the first bridge half extending horizontally in a direction from the housing wall of the first housing, the second bridge half extending horizontally in a direction from the housing wall of the second housing, a cylindrical hole formed at interior mating surfaces between the first and second bridge halves, the hole being located for supporting the gear shaft and bearing assembly; a dish located in an upper surface of the first and second bridges, a lowest region of the upper surface of the bridge is located directly above a rotational axis of the gear shaft along the plane of mating surfaces of the first and second bridge halves; a circular hole formed half in each of the mating surfaces and extending from the upper surface of the bridge to and connecting with the cylindrical hole; and within the upper surface of the bridge, a collector for collecting lubricant splashed upward by a rotating gear wheel and permitting channeling of collected lubricant via the circular hole to the gear shaft bearings housed within the cylindrical hole.