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:
May. 05, 1998
Filed:
Sep. 19, 1995
Applicant:
Inventor:
Mark Ondrus, Toledo, OH (US);
Assignee:
Hunt-Wesson, Inc., Fullerton, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B / ; B08B / ; F16K / ;
U.S. Cl.
CPC ...
137 15 ; 1341041 ; 137240 ; 137241 ; 137340 ;
Abstract
A valve system includes a valve and apparatus for supplying fluids to the valve. The valve includes a valve enclosure and a valve stem movable through the valve enclosure. The valve enclosure includes a valve body and a valve bonnet. The valve system includes a first fluid supply to supply fluid to the region of the valve stem that moves through the valve enclosure, and second and third fluid supplies to supply fluid to a region of contact between the valve body and valve bonnet.