Patent ID: 6050543
Filing Date: 2000-04-18
Classification: F16K

Abstract:
A valve comprisinga disposable plastic fluid conduit having an inner wall, a first port, a second port and a valve seat in the conduit between said ports;a ferro-magnetic valve member positioned in the conduit between one of said ports and the valve seat, said valve member being movable between a closed position wherein the valve member seats against the valve seat and isolates the first and second ports and an open position wherein the valve member is spaced from the valve seat allowing fluid flow between said ports;a base having an outlet;a multi-turn coil mounted to the base, said coil having two ends and an axial passage aligned with said outlet and dimensioned to slidably receive said conduit;a seal between second port and said outlet so that the conduit can unobstructably slide in and out of said passage so that when the conduit is received in said passage a seal is established between the passage and the outlet whereby when a voltage is applied to said ends of the coil and, the valve member is moved toward one of said closed and open positions whereby to stop or start fluid communication between the fluid conduit and the outlet.