Accession Number : ADD013227
Title : Inplace Ball Valve Repair Apparatus.
Descriptive Note : Patent, Filed 29 Nov 82, patented 28 Aug 84,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC
Personal Author(s) : Pearce, David R ; Lien, Archie S
Report Date : 28 Aug 1984
Pagination or Media Count : 8
Abstract : Apparatus for inplace refinishing of the annular seating surfaces in top loaded ball valves which comprises a locating ring adapted to be mounted on the top surface of the valve housing. An alignment gage is provided for precisely positioning the locating ring. A cutting apparatus is mounted on the precisely positioned locating ring. The cutting apparatus includes: carriage plate for mounting on the locating ring, channel-forming means mounted on the carriage plate and a cutting tool having a housing adapted to side in the channels and having a cutting head oriented to cut the seating surface at the desired angle.
Descriptors : *PATENTS, *BALL VALVES, *CUTTING TOOLS, REPAIR, FINISHES, ALIGNMENT, TOOLS
Subject Categories : Machinery and Tools
Pumps, Filters, Pipes, Tubing, Fittings & Vlvs
Distribution Statement : APPROVED FOR PUBLIC RELEASE