The cover sealing is equipped with buffer device to minimize the cover breaking rate.
封盖头底部有缓冲装置减低瓶盖的破损率。
The curve negotiation performance of slackless drawbar is compared with that of the traditional coupler buffer device;
对无间隙牵引杆的曲线通过性能与传统车钩缓冲装置作了对比；
This cylinder series has simple structure, reliable operation, easy dismantle and maintenance, buffer device etc. characteristics.
本系列液压缸具有结构简单、工作可靠、拆装方便、易于维修、可带缓冲装置及安装方式多样等特点。
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