Hydraulic push drive for pusher centrifuges

Details Hydraulic push drive for pusher centrifuges Hydraulic push drive for pusher centrifuges

1977-06-09

1979-11-06

Maslousky, Paul E.

Chemistry: physical processes

91 40, 233 6, 91422, B04B 906, F15B 2102

Patent

active

041733037

ABSTRACT:
A hydraulic push drive for pusher centrifuges, having a rotating body with a cylindrical bore. The rotating body is provided with a piston rod and piston body therein. A rotary control valve is disposed in the rotating body. The rotary control valve is driven by a hydraulic motor and controls the application of pressure. A valve is slideably mounted in a coaxial bore in the piston rod in order to control the stroke center of the piston by pulse duration modulation of a controlled leakage flow.

REFERENCES:
patent: 198610 (1877-12-01), Harrison
patent: 1390834 (1921-09-01), Stage
patent: 2809612 (1957-10-01), Highberg
patent: 3171809 (1965-03-01), Cox

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