HYDRAULICALLY-DRIVEN PUMP

FIELD: hydraulically-driven positive-displacement pumps; equipment of pumping plants and stations in various industries; oil fields for maintenance of pressure in oil strata. SUBSTANCE: pump includes housing with systems of seals built up from members interconnected together. Working member reciproc...

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Bibliographic Details
Main Authors ZAGIROV M.M, ZHEREBTSOV E.P, METLIN V.B, PONOMAREV A.K, GALEEV R.G, TAKHAUTDINOV SH.F, KALACHEV I.F, ANDREEV I.I
Format Patent
LanguageEnglish
Published 20.02.1998
Edition6
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:FIELD: hydraulically-driven positive-displacement pumps; equipment of pumping plants and stations in various industries; oil fields for maintenance of pressure in oil strata. SUBSTANCE: pump includes housing with systems of seals built up from members interconnected together. Working member reciprocating in housing is made in form of disk with plungers secured on it. Plungers are provided with shock absorbers. Disk has drain holes and circular member for engagement with working member position sensors mounted on housing. At least one plunger and respective member of housing may be changeable; changeable parts differ in diameters of sealing surfaces. Systems of seals may be mounted in separate bushes secured in housing for replacement. EFFECT: enhanced reliability. 9 cl, 3 dwgl
Bibliography:Application Number: RU19960112246