BRAKE SPIDER

摘要

A BRAKE SPIDER A spider for a brake having dual web brake shoes to be utilized at the wheel end of a heavy duty truck or trailer axle includes a pivoting end support plate mounted at a hole therethrough at a first axial location on the axle to extend radially outwardly therefrom to include at its extended end a pair of pivot pins for the support of each of the webs of each brake shoe. An actuation support plate is mounted at an opening therethrough at a second axial location on the axle which is separated from the first axial location. The extended end of the actuation support plate is capable of supporting a cam actuator which will operate on the opposite ends of the- brake shoes from the pivot pins. There are included side plates which extend axially along opposite sides of the axle to secure the pivotal support plate and the actuation support plate to each other.