| 摘要 |
A drum brake assembly for a vehicle includes a drum brake housing and a brake assembly. The brake assembly includes an action cam that is actuated by an associated cam shaft when it is desirable to decelerate the vehicle, a first reaction cam matingly engaging the action cam, and a second reaction cam matingly engaging the action cam. The first reaction cam is actuated by the mating engagement based on actuation of the action cam. The second reaction cam is actuated by the mating engagement based on actuation of the action cam. |
