S-shaped camdrum brakes are applied in heavy commercial vehicles extensively.
现阶段S凸轮鼓式制动器在重型商用车辆上有着广泛的应用。
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It changes the disadvantage that drum or CAM controller in relay control total steps, output points are limited, large volume and weight, high costing.
Based on the analysis of the rotation of cosine drumcam, this paper introduces a special de- vice to mill this type of cam on the ordinary horizontal milling machine.