Adaptor tools and method to expose valve

Fluid handling – Processes – Cleaning – repairing – or assembling

Patent

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Details

811242, 81125, 8117785, 134 21, 134166C, 137364, 137368, 251292, 403328, 450154, F16K 4300, F16K 3144

Patent

active

059506547

ABSTRACT:
This invention relates to an adaptor having one end for activating a valve and another end for connection to a rod said adaptor including a socket at said one end to register with said valve for operating said valve, and including a slot at said other end for receiving and pivotally connecting to said rod. The invention also teaches a pin removal tool for removing pins underground from the surface.

REFERENCES:
patent: 43056 (1864-06-01), Weldon
patent: 400944 (1889-04-01), Powell
patent: 4643218 (1987-02-01), Reed, Jr.
patent: 4649948 (1987-03-01), Hudson
patent: 4702275 (1987-10-01), Ballun et al.
patent: 4832069 (1989-05-01), Gale
patent: 4860992 (1989-08-01), Aunspach
patent: 5070895 (1991-12-01), Kelly
Griffin, Jeff, "Vacuum Excavation Growing in Popularity" Pipeline & Utilities Construction, pp. 1-5, Feb. 1996.

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