The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 28, 2021

Filed:

Oct. 26, 2020
Applicant:

Whirlpool Corporation, Benton Harbor, MI (US);

Inventors:

Patrick J. Boarman, Evansville, IN (US);

Brian K. Culley, Evansville, IN (US);

Assignee:

Whirlpool Corporation, Benton Harbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25C 5/04 (2006.01); F25B 21/02 (2006.01); F25C 1/10 (2006.01); F25C 5/20 (2018.01); F25C 1/20 (2006.01); F25C 1/18 (2006.01);
U.S. Cl.
CPC ...
F25C 5/04 (2013.01); F25B 21/02 (2013.01); F25C 1/10 (2013.01); F25C 1/20 (2013.01); F25C 5/22 (2018.01); F25C 1/18 (2013.01); F25C 2305/022 (2013.01); F25C 2500/02 (2013.01);
Abstract

A method for preparing clear ice includes supporting an ice tray via a rotating assembly. The rotating assembly includes a shroud enclosing a bottom surface of an ice forming plate of the ice tray, and forms an interior passage formed below the ice forming plate. The method further includes supplying water into the ice tray and supplying an air flow from an intake duct via an air duct inlet to the interior passage. The method also includes controlling an angular rotation of the rotating assembly. The rotating assembly rotates relative to the intake duct and the air duct inlet, and the air flow is continuously supplied from the intake duct throughout the angular rotation.


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