Patent ID: 6095491
Filing Date: 2000-08-01
Classification: A61M,F16K,Y10T

Abstract:
A flow rate control device for controlling the rate of fluid flow between a fluid supply line connected to a source of fluid and a fluid delivery line, said flow rate control device comprising:(a) a housing having walls defining an internal chamber, said internal chamber having an inlet in communication with said fluid supply line, an outlet in communication with said fluid delivery line and a flow path between said inlet and said outlet; and(b) flow rate control means disposed within said housing between said inlet and said outlet for controlling the rate of fluid flow through said flow path, said flow rate control means comprising an assemblage rotatably connected to said housing, said assemblage including an annular shaped knob having a peripheral surface and a center wall disposed within said annular shaped knob, said center wall having a first and second circumferentially spaced apart flow restrictors, said assemblage being rotatable from a first position wherein said first flow restrictor is aligned with said inlet and a second position wherein said second flow restrictor is aligned with said inlet.