PUMP (VERSIONS) Russian patent published in 2003 - IPC

Abstract RU 2205980 C2

FIELD: mechanical engineering; pumps. SUBSTANCE: proposed invention can be used as hydraulic pump. Hydraulic pump contains pumping mechanism with drive shaft connected to input shaft by means of flexible connection, such as splined joint. Housing completely encloses drive shaft, and seal is arranged between housing and input shaft to provided tight joint. Support bearing transmits axial forces to input shaft and to housing. Device provides balanced hydraulic forces on both ends of drive shaft. EFFECT: reduced friction and wear. 18 cl, 3 dwg

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RU 2 205 980 C2

Authors

Tajben Dzhejms B.

Dates

2003-06-10—Published

2000-07-26—Filed