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. 20, 2021
Filed:
Dec. 11, 2014
Applicant:
Colder Products Company, St. Paul, MN (US);
Inventor:
David J. Vranish, Mound, MN (US);
Assignee:
Colder Products Company, Roseville, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16L 37/413 (2006.01); F16L 37/34 (2006.01); F16L 27/073 (2006.01);
U.S. Cl.
CPC ...
F16L 37/413 (2013.01); F16L 27/073 (2013.01); F16L 37/34 (2013.01); Y10T 137/87957 (2015.04);
Abstract
A coupling system includes a female coupling device, the female coupling device including a first main body with a first front face, the first front face defining a first opening leading into a first fluid passageway; a stem having a stem head positioned within a sleeve; a first spring positioned about the stem that biases the sleeve into a closed position; a first seal that seals between the main body and the sleeve; a second seal that seals between the sleeve and the stem head; and a third seal that is positioned at the opening of the main body.