Evacuation means for pumps

Details Evacuation means for pumps Evacuation means for pumps

1998-03-17

1999-11-16

Verdier, Christopher

Rotary kinetic fluid motors or pumps

With control means responsive to non-cyclic condition...

Responsive to liquid level or weight

415 26, 415 27, 415 47, 415 49, 415 561, 4151691, 4171992, 417200, F01B 2500

Patent

active

059846267

ABSTRACT:
The present invention is for an evacuation system which preferrably in its entirety is connected to and operates at the outlet side of a pump. The evacuation system is connected to the socket 5 by the connector 9 and one of the valves 15 or 16. In the evacuation system there is a compressor 19 and a pressurized air ejector 18. Air from the ejector exits through a pipe 24.

REFERENCES:
patent: 3630637 (1971-12-01), Repp
patent: 3741675 (1973-06-01), Porter et al.
patent: 4183721 (1980-01-01), Peterson
patent: 4515180 (1985-05-01), Napolitano
patent: 5035583 (1991-07-01), Vaught
patent: 5536147 (1996-07-01), Lang
patent: 5620309 (1997-04-01), Todden et al.

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