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:
Jul. 31, 2001
Filed:
Nov. 24, 1999
Roberto Malnati, Buguggiate, IT;
Stefano Tavolazzi, Verbania Intra, IT;
Luigi Sessa, Comabbio, IT;
Paolo Sicher, Varese, IT;
Salvatore De Caprio, Varese, IT;
Silvano Monti, Buguggiate, IT;
Daniele Ragazzon, Bassano del Grappa, IT;
Valerio Bresolin, Bassano del Grappa, IT;
Whirlpool Corporation, Benton Harbor, MI (US);
Abstract
A device for rapidly defrosting a refrigerator compartment, such as a freezer compartment or the like, said compartment comprising a plurality of adjacent walls, in correspondence with at least one of said walls there being arranged a hairpin coil evaporator for a static refrigerator, or a part of an evaporator of forced-air type, within a refrigeration circuit comprising a motor-compressor unit, said device comprising heating means arranged in correspondence with at least one of said walls and/or with the evaporator, said heating means being electrically powered via an electrical supply circuit associated with the refrigerator; the heating means are at least one resistance element of PTF (polymer thin/thick film) type.