Air introduction device for a hydro-pneumatic reservoir

Details Air introduction device for a hydro-pneumatic reservoir Air introduction device for a hydro-pneumatic reservoir

1998-07-30

2000-04-11

Michalsky, Gerald A.

Fluid handling

Diverse fluid containing pressure systems

Gas pressure storage over or displacement of liquid

137211, F04F 118

Patent

active

060477210

ABSTRACT:
Device 7 for introducing air into a hydraulic system comprising a hydro-pneumatic reservoir 3 mounted on a pipe 1. The air introduction device 7 is mounted in such fashion as to introduce air into an area of the system containing water in which the pressure P.sub.s is either below or slightly above atmospheric pressure. The device is active when a lack of air is to be made good in the hydro-pneumatic reservoir 3.

REFERENCES:
patent: 2524770 (1950-10-01), Conery
patent: 2705457 (1955-04-01), Le Van
patent: 2708881 (1955-05-01), Carpenter
patent: 2756762 (1956-07-01), Nash
patent: 2918931 (1959-12-01), Siri
patent: 2938464 (1960-05-01), Nielsen
patent: 3195464 (1965-07-01), Shetler
patent: 3225696 (1965-12-01), Brigman
patent: 3347256 (1967-10-01), Massey et al.
patent: 4182358 (1980-01-01), Sinelnikov et al.
patent: 5647392 (1997-07-01), Roche

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