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:
Mar. 16, 2021
Filed:
Apr. 17, 2020
William G. Moon, Provo, UT (US);
William J. Hancock, Bellevue, CA (US);
Steven V. Boyce, Spanish Fork, CA (US);
Steven J. Parkinson, Clinton, CA (US);
William G. Moon, Provo, UT (US);
William J. Hancock, Bellevue, CA (US);
Steven V. Boyce, Spanish Fork, CA (US);
Steven J. Parkinson, Clinton, CA (US);
Reflect Scientific Inc., Provo, UT (US);
Abstract
A freezer includes a plurality of shelves in an insulated payload bay; a plurality of evaporators coupled to the payload bay with a multiplicity of coolant tubes in each evaporator, wherein each tube enters and then exits the payload bay, further comprising one or more cryogenic valves coupled to the coolant tubes; a pump to force coolant flowing through the evaporators with a pressure of at least 90 psi to supply the coolant at each evaporator with at least 80 gallons per hour of coolant; and a plurality of fans to circulate cooled air in the payload bay.