ROTARY SHAFT-LESS PUMP (VERSIONS) Russian patent published in 2015 - IPC F04D13/10 F04D29/22

Abstract RU 2543640 C2

FIELD: engines and pumps.

SUBSTANCE: set of inventions relates to pump engineering. Rotary pump comprises impellers not fitted on central shaft. In particular, every impeller has separate hub to engage with adjacent hub of the other impeller. Said hubs run in synchronism to spin said impellers.

EFFECT: material savings, accelerated assembly.

20 cl, 7 dwg

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RU 2 543 640 C2

Authors

Kristofer M. Brunner

Dzhejson Ajvs

Dejvid U. Chilkoeht

Dates

2015-03-10—Published

2010-07-30—Filed