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. 04, 2017
Filed:
Feb. 21, 2012
Dual capillary tube / heat exchanger in combination with cycle priming for reducing charge migration
Alberto Regio Gomes, St. Joseph, MI (US);
Steven J. Kuehl, Stevensville, MI (US);
Andrew D. Litch, St. Joseph, MI (US);
Guolian Wu, St. Joseph, MI (US);
Alberto Regio Gomes, St. Joseph, MI (US);
Steven J. Kuehl, Stevensville, MI (US);
Andrew D. Litch, St. Joseph, MI (US);
Guolian Wu, St. Joseph, MI (US);
Whirlpool Corporation, Benton Harbor, MI (US);
Abstract
A refrigerator appliance including a multi-capacity compressor and a refrigerant circuit with two conduits and pressure reducing devices arranged in parallel between an evaporator and a condenser. Refrigerant can flow through one, both or none of the conduits and pressure reducing devices. The appliance also has a heat exchanger in contact with either one pressure reducing device, or one conduit between the pressure reducing device and the valve system. The appliance also includes a controller for priming the compressor above a nominal capacity for a predetermined or calculated duration at the beginning of an ON-cycle.