Patent ID: 6929101

Claim:
A brake system for a wheel comprising: a plunger assembly adapted to mount to one side of the wheel, said plunger assembly including a plunger, a plunger housing and a brake pad assembly chamber in said plunger housing, said plunger movable in said plunger housing, said brake pad assembly chamber open towards the wheel, said plunger assembly including an axle opening adapted to receive an axle for the wheel; a brake pad assembly movably mounted in said brake pad assembly chamber, said brake system configured such that movement of said plunger causes movement of said brake pad assembly in said brake pad assembly chamber, said brake pad assembly including an axle opening adapted to receive the axle for the wheel; a spring which biases said brake pad assembly into said brake pad assembly chamber; a drum assembly adapted to mount to an other side of the wheel opposite said plunger assembly, said drum assembly including a drum housing and a drum wear unit in said drum housing, said drum wear unit open towards the wheel to receive said brake pad assembly, said drum assembly including an axle opening adapted to receive the an for the wheel.