Dispensers having anti-leak air vents and bubble traps
AssigneeGOJO Industries, Inc.
InventorsNick E. Ciavarella, Stephen P. Casteel, Ronald J. Hammond
Life of this patent
Estimating the term…
Abstract
An exemplary soap or sanitizing dispenser includes a housing, a permanent reservoir located within the housing, a pump in fluid communication with the permanent reservoir and a refill port. The refill port is configured to connect to a refill container. A refilling vent conduit extends upward from the permanent reservoir. The refill vent conduit extends above a maximum fill line of the refill unit and a vent valve is located proximate an upper end of the refill vent conduit.
Claims20
A soap or sanitizing dispenser comprising:
- a housing;
- a permanent reservoir located within the housing;
- a pump in fluid communication with the permanent reservoir;
- a refill port;
- wherein the refill port is configured to connect to a refill container;
- a refill vent conduit extending upward from the permanent reservoir;
- wherein the refill vent conduit extends above a maximum fill line of the refill container;
- and
- a vent valve located proximate an upper end of the refill vent conduit.
A soap or sanitizing dispenser comprising:
- a housing;
- a permanent reservoir located within the housing;
- a pump in fluid communication with the permanent reservoir;
- a refill port;
- wherein the refill port is configured to connect to a refill container;
- a refilling vent extending upward from the permanent reservoir;
- wherein the refill vent conduit extends above a maximum fill line of the refill container;
- a vent valve located proximate an upper end of the refill vent conduit;
- and
- a bubble trap located proximate an upper end of the refill vent conduit.
A soap or sanitizing dispenser comprising:
- a housing;
- a processor;
- memory;
- a permanent reservoir located within the housing;
- a pump in fluid communication with the permanent reservoir;
- a refill port;
- wherein the refill port is configured to connect to a refill container;
- a refilling vent conduit extending upward;
- an electronically controlled vent valve located proximate an upper end of the refill vent conduit.
Dependencies are inferred from the claim text.