Inverted dispenser pump with liquid inlet cup valve

Details Inverted dispenser pump with liquid inlet cup valve Inverted dispenser pump with liquid inlet cup valve

B - Operations, Transporting

05

B

B05B 11/02 (2006.01) A47K 5/12 (2006.01) A47K 5/14 (2006.01) B05B 7/28 (2006.01)

Patent

CA 2727074

An inverted dispenser pump is used to dispense foam. The dispenser pump includes an air cylinder with an air piston to pump air to form the foam along with a liquid cylinder that has a liquid cylinder piston to pump liquid to form the foam. A conduit shell is received over the liquid cylinder in order to draw fluid when in an inverted state. An intake valve member is received around the opening of the conduit shell. The intake valve member has a seal flap configured to seal against the conduit shell opening in order to reduce flow restrictions of liquid drawn into the liquid cylinder.

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