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:
Oct. 18, 1988
Filed:
May. 19, 1987
Timothy M Logman, Monticello, IL (US);
Mueller Co., Decatur, IL (US);
Abstract
A plug valve includes a body having an interior wall and fluid passages therethrough with the interior wall having raised ridge portions thereon located in a selected pattern for cooperation with a resilient sealing cover which is molded on a plug body so that when a selected plug body having the cover is inserted into the body the raised surfaces will engage and compress the resilient material to prevent fluid leakage therebetween; the plug member has a fluid passage which, upon rotation of the plug member in the body will be brought into and out of alignment with the fluid passages in the body; the body may have a plurality of fluid pathways which are selectable by selecting a plug member having a selected pathway for providing registry between a desired path of fluid travel.