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.
Patent No.:
Date of Patent:
Jun. 08, 2021
Filed:
Jan. 18, 2017
Whirlpool Corporation, Benton Harbor, MI (US);
Abhay Naik, Stevensville, MI (US);
Subrata Shannigrahi, Saint Joseph, MI (US);
Gustavo Frattini, Benton Harbor, MI (US);
Whirlpool Corporation, Benton Harbor, MI (US);
Abstract
An appliance includes an outer wrapper having a plurality of walls that define an external surface and an inner liner. A trim breaker seals the outer wrapper to the inner liner to define an insulation space. A vacuum port is disposed on the external surface of the outer wrapper. A channel is in fluid communication with the vacuum port and extends along at least one of the plurality of walls of the outer wrapper. An insulative material is disposed between the outer wrapper and the inner liner. A filter media is disposed along the channel such that air can be drawn from the insulation space past the filter media, into the channel, and through each vacuum port.