SLUSH PUMP Russian patent published in 2000 - IPC

FIELD: mechanical engineering; mining, chemical and/or food industries. SUBSTANCE: proposed is designed for handling nonhomogeneous viscous materials, such as concrete mixes, and slimes containing low percent of liquid phase. It can find application in different industries, at construction sites for metered delivery of concrete, in mining industry for filling up cavities in rocks and in chemical and/or food industries for transferring paste-like materials. Pump has at least one working cylinder with distributing unit and drive hydraulic cylinder, and distributing unit filling pickup. Novelty is that working cylinder has additional function: to serve as unbalanced lever engaging through its free end with filling pickup of distributing unit. This pickup is made as pressure pickup. Pump automatically reflects degree of filling of its distributing unit and it can automatically match materials handling operations. EFFECT: enlarged operating capabilities. 2 cl, 6 dwg