Apparatus for an improved high pressure medicinal dispenser

摘要

An apparatus for an improved high pressure medicinal dispenser is disclosed. The high pressure dispenser may include a handle (26), a chamber (18), a threaded region, a threaded rod (14), and a knob (20). The high pressure dispenser may have at least one insert-molded component. A threaded insert providing the threaded region may be insert-molded into the handle or the threaded rod may be insert-molded into the knob, or both. The dispenser may have a handle made of hard plastic and overmolded soft rubber material. The dispenser also may have a ribbed knob having at least one longitudinal rectangular cavity. Furthermore, the dispenser may have a chamber that has an interior concave surface and an interior convex surface between the interior cylindrical surface of the chamber and a nozzle. The chamber may have at least one tab or notch dimensioned to engage with at least one corresponding notch or tab on the handle.