HYDRAULIC PUMP/MOTORS:
1:齒輪式幫浦:馬達:單聯+多連式幫浦/馬達….(美國COMMERCIAL,日本UCHIDA)
2:柱塞式幫浦:AXIAL PISTON PUMP/MOTORS…(內田油壓.HYDROMATIK.)
3:斜軸式幫浦:PISTON PUMP/MOTORS.(REXROTH,HYDROMATIK),HMT