Fluid handling – With casing – support – protector or static constructional... – Jacketed
Patent
1983-07-05
1984-07-17
Walton, George L.
Fluid handling
With casing, support, protector or static constructional...
Jacketed
251107, 251298, F16L 5810, F16K 3502
Patent
active
044600119
ABSTRACT:
A control valve assembly to be assembled with a discharge nozzle of a sandblasting abrasive cleaning system or the like, comprising a valve housing having an elongated valve chamber to be connected at an inlet end to a supply conduit, a bulge formation on said housing providing a side compartment laterally communicating with the valve chamber, a circular valve seat at the discharge end of the valve chamber providing a beveled seating surface, a pivot valve member supported for movement into and from the valve chamber having a generally cylindrical valve head and beveled surface to conform to and seat tightly against the seating surface and having an elongated stem portion extending in inclined relation from the valve head, a handle controlled operating shaft journaled in the bulge formation having a linkage yoke member thereon connected to the valve member to tilt it while concurrently moving it arcuately about the shaft upon handle and shaft rotation to retract the valve member substantially fully into the side compartment to an open position disposing the stem portion substantially parallel to the longitudinal center axis of the valve chamber and to advance the valve member therefrom to closed position.
REFERENCES:
patent: 428031 (1890-05-01), Wood
patent: 1777580 (1930-10-01), Russell
patent: 1856138 (1932-05-01), Ruemelin
patent: 2835269 (1958-05-01), Seymour
patent: 2852037 (1958-09-01), Downing et al.
patent: 2853266 (1958-09-01), Raleigh
patent: 3084904 (1963-04-01), McGay
patent: 3438388 (1969-04-01), Schenck, Jr.
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