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. 12, 2002
Filed:
Jan. 16, 2001
Applicant:
Inventors:
Gary P. Spanos, Lynchburg, VA (US);
Major H. Gilbert, Gladys, VA (US);
Assignee:
Schrader Bridgeport International, Inc., Buffalo Grove, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25B 4/500 ; F16K 2/500 ;
U.S. Cl.
CPC ...
F25B 4/500 ; F16K 2/500 ;
Abstract
An air conditioning charging valve includes a valve body that receives a valve element in an interference fit. The valve element is slideable by a charging tool from an opened positioned, in which a refrigerant fluid may be charged into an air conditioning system via the charge valve, and a closed position, in which the valve element forms a leak free, metal-to-metal seal against a valve seat carried by the valve body.