Flushing Dispensers For Delivering A Consistent Consumer Experience

摘要

An assembly for flushing a dispenser that internally mixes a first composition and a second composition; dispensers including said assemblies are also provided.

主权项

1. An assembly comprising:
a first pump, the first pump comprising a first piston; a second pump, the second pump comprising a second piston having a piston rod, the piston rod having a proximal end and a distal end, the distal end having a head; an actuator; an external compensator juxtaposed about the piston rod of the second piston; and a sliding connection; wherein the actuator is operatively associated with the first piston, the second piston, and the external compensator; where the proximal end of the piston rod moves within the sliding connection at some point during the movement of the second piston.