Patent ID: 6397992
Filing Date: 2002-06-04
Classification: A01D,F16D

Abstract:
A lawn mower comprising:a chassis having an aperture; an engine coupled to said chassis and having an output shaft extending through said aperture; a clutch/brake assembly coupled to said chassis; a single-piece inner hub extending at least partially into said clutch/brake assembly; a bearing positioned around a portion of said inner hub and having an inner race substantially fixed with respect to said inner hub, said bearing also having an outer race rotatable with respect to said inner race and coupled to a portion of said clutch/brake assembly such that said inner hub and said inner race are rotatable with respect to said outer race and said portion of said clutch/brake assembly; a transaxle pulley affixed to said inner hub; and a fastener, wherein said inner hub includes first and second adjacent portions, said second portion having a smaller outer diameter than said first portion, said inner hub also including an exterior bearing shoulder defined substantially at the transition between said first and second portions, and wherein said fastener forces said inner race toward said bearing shoulder to substantially prevent rotation of said inner race with respect to said inner hub.