Media control valve

Abrading – Machine – Sandblast

Patent

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Details

451 75, B24C 700

Patent

active

054217679

ABSTRACT:
A media control valve used to dispense and meter an amount of abrasive media from a supply pot to a compressed air line for blast cleaning comprises a vertical discharge passage and an air flow tube communicating with the vertical discharge passage, a media control sleeve placed in an inclined bore in the valve body and disposed between the vertical discharge passage and air flow tube, the media control sleeve comprising a plurality of spaced orifices which allow communication between the vertical discharge passage and the air flow tube, the media control sleeve being rotatable in place within the valve body bore so as to present a different orifice in communication with the discharge passage.

REFERENCES:
patent: 2994344 (1961-08-01), Kerley
patent: 3476440 (1969-11-01), Schmidt et al.
patent: 4406180 (1983-09-01), Naumec
patent: 4522373 (1985-06-01), Shelbourn et al.
patent: 4534139 (1985-08-01), Desjardins
patent: 4909277 (1990-03-01), Vandiver

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