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:
Apr. 14, 2026
Filed:
Oct. 20, 2023
Copeland Lp, Sidney, OH (US);
Michael A. Saunders, Sidney, OH (US);
Andrew M. Welch, Franklin, OH (US);
Copeland LP, Sidney, OH (US);
Abstract
A charging device includes: a first inlet configured to receive a first refrigerant in vapor form; a second inlet configured to receive the first refrigerant in liquid form; a third inlet configured to receive a second refrigerant in liquid form, where the second refrigerant is a different type of refrigerant than the first refrigerant; an outlet configured to output the first and second refrigerants to a refrigeration system; a first valve fluidly connected between the first inlet and the outlet; a second valve fluidly connected between the second inlet and the outlet; a third valve fluidly connected between the third inlet and the outlet; and a control module configured to selectively open the first, second, and third valves and charge the refrigeration system with target amounts of the first and second refrigerants, respectively.