Patent ID: 6626418
Filing Date: 2003-09-30
Classification: A61M,F16K

Abstract:
A one way valve assembly which has;an outer valve body which contains an inlet and an outlet and which has a tubular passageway, the inlet forming one end of the tubular passageway, a valve member which is slideable along the tubular passageway between a closed position where fluid is unable to flow through the valve assembly, and an open position where fluid can flow through the valve assembly, the valve member having a plunger part and a stem part, the stem part having at least one longitudinal recess on an outer wall of the stem part, the plunger part having at least one slot extending there through, the slot being in communication with the recess, the recess and slot functioning to allow fluid to pass through the valve assembly upon movement of the valve member to the open position biasing means to bias the valve member to the closed position, the biasing means comprising a plurality of finger members which are pushed apart by the plunger part of the valve member when the valve member moves to the open position, and which finger members are biased to push the valve member back to the closed position.