Patent ID: 9392913
Filing Date: 2016-07-19
CPC Classification: A47K,B01F,B05B

Claim Text:
1. A foam pump comprising: a pump housing; a valve cavity housing; a liquid inlet in the valve cavity housing; a unitary valve body located within the valve cavity housing; the unitary valve body having a liquid inlet wiper valve; a liquid outlet wiper valve; an air inlet wiper valve; a hollow interior portion, an opening through the valve body into the hollow interior portion, and an outlet opening; a pump chamber; a pump chamber opening through the valve cavity; the pump chamber opening located between the liquid inlet wiper valve and the liquid outlet wiper valve, wherein the pump chamber opening places the interior of the valve cavity housing in fluid communication with the interior of the pump chamber; an air inlet into the valve cavity housing; a mixing chamber located at least partially within the valve cavity; a mix media located downstream of the mixing chamber; and an outlet nozzle.