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