Suction operated valve resurfacing tool and associated method

Abrading – Abrading process – Ring – tube – bushing – sleeve – or cylinder abrading

Patent

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Details

451430, 451523, B24B 100

Patent

active

060424567

ABSTRACT:
Disclosed is a suction operated valve resurfacing, or lapping, tool and an associated method for its use. In general terms, the tool of the present invention includes a handle portion and a suction generating means. A reciprocating assembly is adapted for travel within the interior of the handle and functions in expelling air out of and drawing air into the handle. Through the use of the suction generating means the tool can be positively secured to the upper surface of a valve. Thereafter, the entire tool can be rotated via the handle to facilitate the resurfacing of the valve seat.

REFERENCES:
patent: 2809482 (1957-10-01), Soulet
patent: 3184894 (1965-05-01), Bayes
patent: 3354528 (1967-11-01), Appleby
patent: 4627461 (1986-12-01), Gordon
patent: 4637762 (1987-01-01), Acer
patent: 5109564 (1992-05-01), Horvath
patent: 5749774 (1998-05-01), Foster
patent: 5882250 (1999-03-01), Foster

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