IP Library Granted Patent US 11,460,232
Granted Patent B2
US 11,460,232 · App. 17/064,753 · Granted Oct 4, 2022

Drainless ice machine with cleaning system

Inventors: Alan Joseph Mitchell (Louisville, KY); Brent Alden Junge (Evansville, IN); Stephanos Kyriacou (Louisville, KY)
Assignee: Haier US Appliance Solutions, Inc.
F25C5/185F25C1/25F25C5/24F25C2400/04F25C2400/10F25C2400/12F25C2400/14F25C2600/04
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Quick Facts
Patent No.
US 11,460,232
App. No.
17/064,753
Granted
Oct 4, 2022
Kind
B2
Abstract

An icemaker appliance includes a cabinet forming an ice storage compartment, a first reservoir provided within the ice storage compartment, a circulation system arranged within the first reservoir, an ice maker provided within the first reservoir to dispense ice into the ice storage compartment, a second reservoir connected to the ice storage compartment, a return line conduit connected to the second reservoir and the first reservoir to direct melt water from the second reservoir to the first reservoir, a second pump provided at the second reservoir to pump melt water through the return line conduit, and a cleanout line having a first end connected to the second reservoir and a second end exposed outside of the cabinet.

Claims (41)

1. An icemaker appliance, comprising:

a cabinet forming an ice storage compartment;

a first reservoir provided within the ice storage compartment;

a circulation system arranged within the first reservoir, the circulation system comprising

a first circulation conduit,

a first pump connected to the first circulation conduit to pump liquid through the first circulation conduit, and

a nozzle downstream from the first circulation conduit to dispense liquid from the first circulation conduit;

an ice maker provided within the first reservoir to dispense ice into the ice storage compartment;

a second reservoir in fluid communication with the ice storage compartment so as to collect melt water from the ice storage compartment;

a return line conduit connected to the second reservoir and the first reservoir to direct the melt water from the second reservoir directly to the first reservoir upstream from the ice maker;

a second pump provided at the second reservoir to pump the melt water through the return line conduit; and

a cleanout line having a first end connected to the second reservoir and a second end exposed outside of the cabinet, wherein the second end of the cleanout line terminates at at least one face of the cabinet.

2. The icemaker appliance of claim 1 , further comprising a liquid level sensor in the second reservoir.

3. The icemaker appliance of claim 1 , wherein the ice maker comprises a sealed cooling system and ice mold, the sealed cooling system having an evaporator positioned at the ice maker.

4. The icemaker appliance of claim 3 , wherein the first reservoir extends along a vertical direction from a bottom end to a top end, and wherein the evaporator is mounted at the top end.

5. The icemaker appliance of claim 1 , further comprising a valve provided on the cleanout line to selectively release liquid from the second reservoir.

6. The icemaker appliance of claim 5 , wherein the valve is an electromechanical valve.

7. The icemaker appliance of claim 1 , further comprising an access panel removably attached to a front of the cabinet, wherein the second end of the cleanout line is provided behind the access panel.

8. The icemaker appliance of claim 1 , further comprising a water supply conduit and a supply valve, the water supply conduit connectable to an external water supply, the supply valve connected to the water supply conduit to regulate liquid water flow through the water supply conduit into the icemaker appliance.

9. The icemaker appliance of claim 8 , wherein the water supply conduit is connected to the first reservoir.

10. The icemaker appliance of claim 1 , further comprising a deionization filter connected to the first circulation conduit.

11. An icemaker appliance, comprising:

a cabinet forming an ice storage compartment;

a first reservoir provided within the ice storage compartment;

a circulation system arranged within the first reservoir, the circulation system comprising

a first circulation conduit,

a first pump connected to the first circulation conduit to pump liquid through the first circulation conduit, and

a nozzle downstream from the first circulation conduit to dispense the liquid from the first circulation conduit,

an ice maker provided within the first reservoir to dispense ice into the ice storage compartment;

a return line conduit connected to the ice storage compartment and the first reservoir to direct melt water from the ice storage compartment directly to the first reservoir upstream from the ice maker;

a second pump provided in the ice storage compartment to pump the melt water through the return line conduit; and

a cleanout line having a first end connected to the ice storage compartment and a second end exposed outside of the cabinet.

12. The icemaker appliance of claim 11 , further comprising a float switch in the second pump, wherein the float switch activates the second pump when the melt water reaches a predetermined level.

13. The icemaker appliance of claim 11 , wherein the ice maker comprises a sealed cooling system and ice mold, the sealed cooling system having an evaporator positioned at the ice maker.

14. The icemaker appliance of claim 11 , wherein the first reservoir extends along a vertical direction from a bottom end to a top end, and wherein the evaporator is mounted at the top end.

15. The icemaker appliance of claim 11 , further comprising a valve provided on the cleanout line to selectively release liquid from the ice storage compartment.

16. The icemaker appliance of claim 15 , wherein the valve is an electromechanical valve.

17. The icemaker appliance of claim 11 , further comprising an access panel removably attached to a front of the cabinet, wherein the second end of the cleanout line is provided behind the access panel.

18. The icemaker appliance of claim 11 , further comprising a water supply conduit and a supply valve, the water supply conduit connectable to an external water supply, the supply valve connected to the water supply conduit to regulate liquid water flow through the water supply conduit into the icemaker appliance.

19. The icemaker appliance of claim 18 , wherein the water supply conduit is connected to the first reservoir.

20. The icemaker appliance of claim 11 , further comprising a deionization filter connected to the first circulation conduit.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 7, 2020
From: MITCHELL, ALAN JOSEPH; KYRIACOU, STEPHANOS; JUNGE, BRENT ALDEN
To: HAIER US APPLIANCE SOLUTIONS, INC.
Reel/Frame 053995/0423 →
Continuity (1)
Related Publication 20220107127A1 · Apr 7, 2022
Cited By (1)
US 12,571,572