HAND-OPERATED PUMP Russian patent published in 1995 - IPC

Abstract RU 2043537 C1

FIELD: feeding of hydraulic units. SUBSTANCE: two plungers of different diameters are installed in the casing forming the working chambers. Drive lever is linked with the plunger of the smaller diameter. Suction and discharge lines communicate with working chambers through the respective valves. One end of the double-arm lever is connected to the plunger of the larger diameter, and the other is pressed to the drive lever by extension springs. The levers are mounted in the casing for rocking on a common axle. EFFECT: improved design. 3 dwg

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RU 2 043 537 C1

Authors

Akhmetov R.K.

Dates

1995-09-10—Published

1992-11-03—Filed