PUMP UNIT WITH TIGHTNESS CONTROL DEVICE OF DOUBLE END SEAL Russian patent published in 2011 - IPC F04D7/00 F04D29/10 

Abstract RU 2435987 C1

FIELD: engines and pumps.

SUBSTANCE: pump unit consists of engine, support plate, shaft train, make-up liquid chamber located between two end seals, leakage sensor and make-up liquid level control device. Control device is installed above support plate, connected via piping system to the make-up liquid chamber and consists of the reservoir having floating type indicator one end of which contacts the scale and the other end of which contacts make-up liquid.

EFFECT: high degree of operating reliability, safety, repairability, serviceability, possibility of addition of make-up liquid without stopping the unit operation.

1 dwg

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RU 2 435 987 C1

Authors

Markov Dmitrij Valentinovich

Sobolev Gennadij Vasil'Evich

Kovalev Mikhail Jur'Evich

Dates

2011-12-10Published

2010-07-12Filed