through the introduction of the internal structure of sliding valve in screw rod compressor, the methods of dealing with the problems in controlling the energy level of compressor were indicated.
通过介绍螺桿压缩机的滑阀的内部结构,处理压缩机能级控制出现的问题。
technology of fuse welding by medium frequency for sliding valve at mine transmitting device is studied. the result indicates that it improves traditional technology and function.
even when an intermediate sliding valve (14) is disposed at the position of the groove (32), the interior of the syringe cylinder (12) can be depressurized.
即使在具有该槽(32)的位置配置有中间滑 动阀(14)的状态下,也可将注射筒(12)的内部减压。
the utility model relates to a vacuum gaining device, in particular to the improvement of a sliding valve in the sliding spool vacuum pump.