Uptake shroud for inverted pumps
AssigneeGOJO Industries, Inc.
InventorNick E. Ciavarella
Life of this patent
Estimating the term…
Abstract
An exemplary refill unit for an dispenser includes a container for holding a liquid. The container has bottom side with a neck extending from the bottom side. A pump is connected to the neck of the container. The pump has a liquid pump portion that has a liquid pump inlet. The liquid pump inlet is located above the bottom of the container. A shroud is located over the liquid pump inlet and extends downward toward the bottom of the container. An air bleed valve is included and located in the top of the shroud.
Claims19
A refill unit for a dispenser comprising:
- a container for holding a liquid;
- a pump connected to the bottom of the container;
- the pump having a liquid pump portion;
- the liquid pump portion having a liquid pump inlet;
- a housing at least partially surrounding the liquid pump inlet;
- an air bleed valve located in the housing;
- and
- wherein the housing is secured to the pump and a conduit extends from the housing to a lower point in the container.
A refill unit for an dispenser comprising:
- a container for holding a liquid;
- the container having bottom side;
- the container having a neck extending from the bottom side;
- a pump connected to the neck of the container;
- the pump having a liquid pump portion;
- the liquid pump portion having a liquid pump inlet;
- wherein the liquid pump inlet is above the bottom of the container;
- a shroud located over the liquid pump inlet and extending downward toward the bottom of the container;
- and
- an air bleed valve located proximate the top of the shroud.
An apparatus for fluid dispensing comprising:
- a shroud configured to fit over a pump inlet wherein the shroud extends downward from the pump inlet when the pump is in an inverted position such that the pump inlet is above the pump outlet;
- and
- an air bleed valve located on the shroud,
- wherein the air bleed valve is configured to allow air located within the shroud to pass upward past the air bleed valve.
Dependencies are inferred from the claim text.