Patent ID: 6782919
Filing Date: 2004-08-31
Classification: A61M,F16K,Y10T

Abstract:
A revolving valve for an oxygen machine comprising a motor, a cage, a valve and an air box, whereinsaid motor comprising a driving shaft connected to a driven disc which drives said valve; said cage comprising an air outlet and said motor being secured in said cage; said valve comprising a sealed rib with a recess inwardly in a semicircular shape; said air box comprising a main air inlet, a main air passage, a main air outlet, a first secondary air inlet, a first secondary air passage, a first secondary air outlet, a second secondary air inlet, a second secondary air passage, a second secondary air outlet, wherein said main air inlet, said first secondary air passage and said second secondary air passage being isolated within said air box; said main air inlet, said main air passage, and said main air outlet being interconnected with each other; said main air inlet being in one side of said air box while said main air outlet being in another side of said air box; said first secondary air inlet, said first secondary air passage and said first secondary air outlet being interconnected, and said second secondary air inlet, said second secondary air passage, and said second secondary air outlet being interconnected with each other; said first secondary air inlet, said first secondary air outlet, said second secondary air inlet, and said second secondary air outlet being located in the same side of said main air outlet, and said first secondary air inlet and said second secondary air inlet being located immediate next to said main air outlet; upon said motor being activated, said valve being driven to rotate, this bringing said recess to spin simultaneously and to align with said first secondary air inlet, said second secondary air inlet, and said main air outlet in sequence, connecting said main air outlet with said first secondary air inlet and isolating said second secondary air inlet, or to connect said main air outlet with said second secondary air inlet and isolating said first secondary air inlet, or to connect said main air outlet with both said first secondary air inlet and said second secondary air inlet.