Mechanically operated mixing dispenser having a plurality of expansible chambers and a plurality of accumulating chambers

摘要

A mechanically operated mixing dispenser for mixing and discharging materials under pressure, includes a plurality of accumulating chambers for receiving and accumulating materials to be mixed and dispensed and operable to discharge the materials under pressure over a sustained period of time, and a plurality of expansible chambers connected with sources of the different materials and with the accumulating chambers for transferring the materials from their respective sources to a respective accumulating chamber for storage of the materials under pressure.