Patent ID: 8453539
Filing Date: 2013-06-04
Classification: F16H,Y10T

Abstract:
1. A gear box comprising: a) a housing having facing, substantially parallel first and second walls, said walls having a predetermined spacing, said first and second walls each composed of a metal, and said first wall having a greater stiffness than the second wall, wherein the ratio of the second wall thickness to the first wall thickness is substantially equal to the ratio of a first gear space distance to a second gear space distance; b) first and second bearing sets, each comprising first and second bearings, each first bearing mounted in the first wall and each second bearing mounted in the second wall in axial alignment with the first bearing of its bearing set; c) first and second axles each extending from the first to the second wall and respectively mounted for rotation in the first and second bearing sets; and d) first and second gears carried respectively by the first and second shafts, said gears in mesh and spaced from the first wall by the first gear space distance, and spaced from the second wall by the second gear space distance.