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:
Jul. 25, 2023

Filed:

Aug. 09, 2022
Applicant:

Whirlpool Corporation, Benton Harbor, MI (US);

Inventors:

Sunil S. Ekshinge, Pune, IN;

Arunkumar Harikrishnasamy, Stevensville, MI (US);

Lynne F. Hunter, Dorr, MI (US);

Sai B. Krishna, Pune, IN;

Abhay Naik, Stevensville, MI (US);

Assignee:

WHIRLPOOL CORPORATION, Benton Harbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 59/065 (2006.01); F25D 23/06 (2006.01); F25D 23/08 (2006.01); F25D 29/00 (2006.01);
U.S. Cl.
CPC ...
F16L 59/065 (2013.01); F25D 23/062 (2013.01); F25D 23/063 (2013.01); F25D 23/065 (2013.01); F25D 23/066 (2013.01); F25D 23/085 (2013.01); F25D 29/00 (2013.01); F25D 2201/126 (2013.01); F25D 2201/14 (2013.01);
Abstract

A vacuum insulated structure including a first cover member of a stamped unitary sheet defining a perimeter portion positioned at a first planar level and first rib formed in the unitary sheet extending to a second planar level spaced axially outward and disposed radially inward of the perimeter portion, a second cover member, and thermal bridge interconnecting the first cover member and the second cover member at the perimeter portions thereof to define an insulating cavity therebetween. The insulating cavity is a sealed cavity having a vacuum drawn therefrom, and the first rib defines a first portion of a path for air flow out of the sealed cavity during a vacuum draw process.


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