Dome pump

Details Dome pump Dome pump

2004-05-19

2010-10-05

Jacyna, J. Casimer (Department: 3754)

Dispensing

Resilient wall

Supply container delivering to receiving chamber

C222S181300, C222S494000, C417S479000

Reexamination Certificate

active

07806301

ABSTRACT:
A pump for dispensing soap from a container in a dispenser, the pump including a base, a flexible dome attached to the base defining a chamber therebetween, an inlet and an outlet formed in the base and opening into the chamber, the inlet being in fluid communication with the container, and wherein the dome has a fold line that facilitates collapsing of the dome. The dome may include an inwardly extending flange that selectively closes the inlet.

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