DIAPHRAGM PUMP (VERSIONS) Russian patent published in 2009 - IPC F04B43/06 

Abstract RU 2349795 C2

FIELD: engines and pumps.

SUBSTANCE: device is intended for application in the field of pump engineering and is used in diaphragm pumps, where problem of diaphragm failures caused by drive chamber oil overflow is solved.

EFFECT: provides device of protection against overflow in the form of mechanical thrust, fully compressed cylindrical spring, valve system or alternative versions of device.

7 cl, 30 dwg

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RU 2 349 795 C2

Authors

Lerke Kennet E.

Khembri Richard D.

Dates

2009-03-20Published

2004-05-13Filed