... needs Product DescriptionModel CD1 type wire rope hoist1.1 Usage of product CD1, MD1, HCD1, HMD1 wire electric hoist is a widely ... the regulations. 2.2 Main structure and working principle of CD1, MD1, wire rope electric hoist CD1, MD1 rope electric hoist is ... , operating mechanism and electrical control devices. MD1, HMD1 electric wire rope hoist is based on CD1, which changes hoisting mechanism ...