Patent ID: 6612828
Filing Date: 2003-09-02
Classification: B29D,Y10S

Abstract:
A system for dispensing a heated polymerizable lens forming composition comprising:a lens forming composition heating apparatus comprising: a body, the body being configured to hold the lens forming composition, the body comprising an opening for receiving a fluid container and an outlet; a heating system positioned within the body for heating the lens forming composition; and a valve positioned proximate the outlet, wherein the valve comprises an elongated member, wherein the elongated member is positionable within the outlet in a closed position, wherein the elongated member in the closed position inhibits flow of the lens forming composition through the outlet, and wherein the elongated member is positionable within the outlet in an open position, wherein the elongated member in an open position allows flow of the lens forming composition through the outlet during use; and a controller coupled to the lens forming composition heating apparatus, wherein the controller is configured to monitor the amount of lens forming composition used, and wherein the controller is configured to produce a signal indicating that additional lens forming composition is required.