Patent ID: 6286631
Filing Date: 2001-09-11
Classification: B60T,B62B,F16D

Abstract:
A braking system for a wheelbarrow, said braking system comprising:a caliper operably supported by said wheelbarrow and having a first sidewall, and a semispherical recess formed in the first sidewall;at least one cam member located in the semispherical recess formed in the first sidewall of said caliper;a brake disc rotatably supported by said wheelbarrow and having opposite first and second surfaces;a lever pivotably supported by said caliper such that at least a portion of said lever is located between the first surface of said brake disc and the first sidewall of said caliper, at least one cam groove formed on the lever on a surface facing the caliper, said cam groove having a depth which varies along at least a portion of said groove from a maximum depth to a minimum depth, said at least one cam member being located within the groove and adapted to move along the surface of the groove, movement of the cam member within the groove causing translation of said lever toward and away from the first sidewall of said caliper upon pivoting of said lever; anda first brake pad supported by said wheelbarrow, at least a portion of said first brake pad located between said lever and the first surface of said brake disc such that said translation of said lever away from said caliper results in translation of said first brake pad toward the first surface of said brake disc.