Conduit grinding apparatus

Patent Application · Mon Dec 31 00:00:00 EST 1990

OSTI ID:10104603

Nachbar, H D; Korytkowski, A S

This invention is comprised of a grinding apparatus for grinding the interior portion of a valve stem receiving area of a valve. The apparatus comprises a faceplate, a plurality of cams mounted to an interior face of the faceplate, a locking bolt to lock the faceplate at a predetermined position on the valve, a movable grinder and a guide tube for positioning an optical viewer proximate the area to be grinded. The apparatus can either be rotated about the valve for grinding an area of the inner diameter of a valve stem receiving area or locked at a predetermined position to grind a specific point in the receiving area.

• Research Organization: Knolls Atomic Power Lab., Schenectady, NY (United States)
• Sponsoring Organization: USDOE, Washington, DC (United States)
• DOE Contract Number: AC12-76SN00052
• Assignee: Dept. of Energy
• Patent Number(s): PATENTS-US-A7504152
• Application Number: ON: DE92003837; PAN: 7-504,152
• OSTI ID: 10104603
• Resource Relation: Other Information: PBD: 1990
• Country of Publication: United States
• Language: English

Related Subjects

42 ENGINEERING
GRINDING MACHINES
DESIGN
INVENTIONS
VALVES
CYLINDRICAL CONFIGURATION
TUBES
ROTATION
420200
FACILITIES, EQUIPMENT, AND TECHNIQUES