Patent ID: 6220299
Filing Date: 2001-04-24
Classification: B29C,B29L,F16K,Y10T

Abstract:
A valve for use in a medical device comprising a housing including at least one fluid inlet, and first and second fluid outlets,a valve seat for each of said first and second fluid outlets, said valve seats each having a predetermined size,a diaphragm movable between a first position engaged with said valve seat corresponding to said first fluid outlet and a second position disengaged therefrom, said diaphragm when engaged with one of said valve seats being disengaged from the other of said valve seats, said diaphragm having a predetermined surface area which is greater than said predetermined size of each of said valve seats whereby said predetermined surface area of said diaphragm is greater than a surface area necessary for abutment against said valve seats,an actuator for selectively actuating said diaphragm between said first and second positions, andan activator for displacing said diaphragmwhereby an at least partially unused portion of said predetermined surface area of said diaphragm is exposed to at least one of said valve seats upon said displacement of said diaphragm.