1967年瑞士Beringer公(gong)司生(sheng)產的KL比(bi)(bi)例復合閥標志著比(bi)(bi)例控制(zhi)技術在(zai)液壓(ya)(ya)系(xi)統(tong)中(zhong)應用(yong)的正(zheng)式(shi)(shi)(shi)開始,主要是(shi)將比(bi)(bi)例型的電- 機(ji)械轉換(huan)器(比(bi)(bi)例電磁(ci)(ci)鐵) 應用(yong)于工業液壓(ya)(ya)閥。a.按其作(zuo)用(yong)原理和磁(ci)(ci)系(xi)統(tong)的特征分,主要有:電磁(ci)(ci)式(shi)(shi)(shi)、感應式(shi)(shi)(shi)、電動力式(shi)(shi)(shi)、電磁(ci)(ci)鐵式(shi)(shi)(shi)、永(yong)磁(ci)(ci)式(shi)(shi)(shi)、*化式(shi)(shi)(shi);動圈式(shi)(shi)(shi)、動鐵式(shi)(shi)(shi);直流、交流。b.按其結構形式(shi)(shi)(shi)和性能分,主要有:開關型電磁(ci)(ci)鐵、比(bi)(bi)例電磁(ci)(ci)鐵、動圈式(shi)(shi)(shi)馬達、力矩馬達、步(bu)進電動機(ji)等。
BERINGER 平(ping)衡閥 BBV6-4FL/0.30/BY-0.30/SV350/N