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:
Aug. 15, 2023

Filed:

Feb. 03, 2022
Applicant:

Whirlpool Corporation, Benton Harbor, MI (US);

Inventors:

Gustavo Frattini, St. Joseph, MI (US);

Ashish Nigam, St. Joseph, MI (US);

Assignee:

Whirlpool Corporation, Benton Harbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 53/02 (2006.01); B01D 53/04 (2006.01); F17C 3/08 (2006.01); F25D 23/06 (2006.01); H01J 7/18 (2006.01); B01J 20/04 (2006.01); B01J 20/06 (2006.01); B01J 20/28 (2006.01);
U.S. Cl.
CPC ...
B01D 53/0407 (2013.01); B01J 20/04 (2013.01); B01J 20/041 (2013.01); B01J 20/06 (2013.01); B01J 20/2805 (2013.01); B01J 20/28052 (2013.01); F17C 3/08 (2013.01); F25D 23/06 (2013.01); H01J 7/18 (2013.01); H01J 7/183 (2013.01); H01J 7/186 (2013.01); F25D 2201/14 (2013.01);
Abstract

A vacuum insulated compartment includes an outer wrapper and an inner liner that is sealed to the outer wrapper. A cavity is defined therebetween. The cavity includes a negative pressure. An insulation material is disposed in the cavity. A getter assembly is disposed in the cavity and includes a primary getter material that is deposited on a plate. A cover layer is deposited over the primary getter material on the plate. A vessel is nested within the primary getter material. A secondary getter material is disposed within the vessel. A protective enclosure is disposed around the getter assembly.


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