Check valve assembly for a drain pump assembly of a dishwasher appliance
AssigneeHaier US Appliance Solutions, Inc.
InventorsKyle Edward Durham, Mark Thomas Fryman
Life of this patent
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Abstract
A dishwasher appliance includes a drain basin defined at a bottom of a sump of the dishwasher. The drain basin defines a discharge port and a drain pump is in fluid communication with the discharge port for selectively urging a flow of wash fluid through the discharge port to an external drain during a drain cycle. A check valve assembly includes a check valve removably positioned over the discharge port between the drain pump and the drain basin and a positioning arm attached to the check valve for positioning and locking the check valve in place.
Claims20
A dishwasher appliance defining a vertical direction, the dishwasher appliance comprising:
- a wash tub that defines a wash chamber;
- a sump for collecting wash fluid;
- a drain basin defined at a bottom of the sump, the drain basin defining a discharge port;
- a drain pump in fluid communication with the discharge port for selectively urging a flow of wash fluid through the discharge port to an external drain during a drain cycle;
- and
- a check valve assembly comprising:
- a check valve removably positioned over the discharge port between the drain pump and the drain basin;
- and
- a positioning arm attached to the check valve for positioning and locking the check valve in place, the positioning arm extending away from the drain basin along the vertical direction toward a top of the sump.
A drain pump assembly for a dishwasher appliance, the drain pump assembly comprising:
- a drain basin defined at a bottom of a sump of the dishwasher appliance, the drain basin defining a discharge port;
- a drain pump in fluid communication with the discharge port for selectively urging a flow of wash fluid through the discharge port;
- a check valve removably positioned over the discharge port between the drain pump and the drain basin;
- and
- a positioning arm attached to the check valve for positioning and locking the check valve in place, the positioning arm extending away from the drain basin along a vertical direction toward a top of the sump.
Dependencies are inferred from the claim text.