离合器的摩擦力和制动器的摩擦力起一样的作用，不同的是压在地面上的重压力变成了离合器中弹簧压在离合器盘上的压力。
The friction force in the clutch works just like the blocks in the frication section of brake, except that the spring presses on the clutch plate instead of weight pressing the block into the ground.
对我国及德国生产的踏面制动单元弹簧停车制动器的作用原理进行了介绍。
Described are the function principles of the spring parking devices in tread braking units produced in our country and in Germany.
在脱离的同时，从动钳在复位弹簧的作用下离开被制动体完成制动器的打开。
While which is separated from, the driven pliers under recoil check spring's function leave are applied the brake the sleeve to become the brake to open.
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