Patent ID: 6293374
Filing Date: 2001-09-25
Classification: F16D,F16J

Abstract:
A drum brake seal structure for an all-terrain vehicle wheel, comprising:a brake panel;a drum including a disc portion and a cylindrical portion extending from an outer peripheral end portion of said disc portion towards said brake panel;a seal member mounted on a mounting portion of an outer peripheral end portion of said cylindrical portion of said drum, said brake panel being disposed sidewardly of said cylindrical portion of said drum and having an annular flat surface portion and a cylindrical projecting portion projecting from an outer peripheral end portion of said annular flat surface portion axially of said drum; said cylindrical projecting portion extending on a radially outward side of said seal member so as to substantially surround said mounting portion, said seal member being disposed between an inner circumferential surface of said cylindrical projecting portion and an outer peripheral end portion of said cylindrical portion and including plural sealing lips held in sealing contact with said brake panel, at least one of said sealing lips being in sealing contact with an inner circumferential surface of said cylindrical projecting portion.