Tool for servicing subterranean gate valves

Details Tool for servicing subterranean gate valves Tool for servicing subterranean gate valves

1998-06-11

2000-02-22

Watson, Robert C.

Metal working

Means to assemble or disassemble

Spreading parts apart or separating them from face to face...

29266, 29252, B23P 1904

Patent

active

060265507

ABSTRACT:
The invention is directed to a tool for removing and replacing the operating nut on a subterranean gate at the bottom of a valve tile. The tool comprises an elongated threaded rod moveably mounted inside of an elongated outer tube and having a threaded nut secured to its upper end. A bifurcated member is affixed to the lower end of the rod. The bifurcated member is configured to fit easily underneath the operating nut for lifting the nut off of the valve stem. A nut retaining member is mounted to the lower end of the tube for holding a new operating nut on top of the bifurcated member during the replacement operation.

REFERENCES:
patent: 1535012 (1925-04-01), Zeller
patent: 3081066 (1963-03-01), Murawski

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