EP 0509185 B1 19951108 - Feeding device for reciprocating piston pumps for liquids under saturation conditions.
Title (en)
Feeding device for reciprocating piston pumps for liquids under saturation conditions.
Title (de)
Einführvorrichtung einer Kolbenpumpe für Saturationsflüssigkeiten.
Title (fr)
Dispositif d'alimentation pour une pompe à piston pour des liquides saturés.
Publication
Application
Priority
EP 91830155 A 19910419
Abstract (en)
[origin: EP0509185A1] A feeding device or reciprocating pumps comprising a vertical conduit (11) communicating at the upper end with the liquid tank and at the lower end with the pumping chamber (2), a gravity bowl valve (12) disposed near the lower end and formed of a cap having the form of a spherical bowl cooperating with a sealing seat formed in the conduit (11) and resting under opened condition on a pierced washer (9) so as to allow any gas fraction or steam bubbles to be returned from the pumping chamber (2) to the feeding tank during the suction stroke. <IMAGE>
IPC 1-7
IPC 8 full level
F04B 15/08 (2006.01); F04B 53/06 (2006.01); F04B 53/10 (2006.01)
CPC (source: EP)
F04B 15/08 (2013.01); F04B 53/06 (2013.01); F04B 53/102 (2013.01)
Designated contracting state (EPC)
DE ES FR GB NL
DOCDB simple family (publication)
EP 0509185 A1 19921021; EP 0509185 B1 19951108; DE 69114474 D1 19951214; DE 69114474 T2 19960808; ES 2084142 T3 19960501
DOCDB simple family (application)
EP 91830155 A 19910419; DE 69114474 T 19910419; ES 91830155 T 19910419