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:
Sep. 10, 2019
Filed:
Feb. 18, 2015
Applicant:
Heatcraft Refrigeration Products Llc, Richardson, TX (US);
Inventor:
Robert H. Austin, Jr., Columbus, GA (US);
Assignee:
Heatcraft Refrigeration Products, Inc., Richardson, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25B 43/02 (2006.01); F25B 43/00 (2006.01); F25B 31/00 (2006.01); F25B 41/04 (2006.01);
U.S. Cl.
CPC ...
F25B 43/02 (2013.01); F25B 31/004 (2013.01); F25B 41/04 (2013.01); F25B 41/043 (2013.01); F25B 43/006 (2013.01); F25B 2500/28 (2013.01); F25B 2700/21151 (2013.01);
Abstract
The present application provides a refrigeration system. The refrigeration system may include a suction header, a compressor, a suction header oil return line in communication with the suction header and the compressor, and an oil line control system. The oil line control system may include a sensor and a valve to open and shut the suction header oil return line in response to the sensor.