Patent ID: 9585460
Date: 2017-03-07
CPC Classifications: A45D

Claim:
1. A screw-based dispenser comprising: a cylindrical outer casing having a center hole; a threaded screw having a first end and a second end, where the threaded screw is connected at the first end to a base; a substantially cylindrical movable elevator having a bottom end upon which an applicable product may be placed, a central opening through which the threaded screw is inserted and an engagement wall that extends directly upward from a portion of the bottom end closest to the central opening and is operably engaged with the threaded screw within the cylindrical outer casing; and an elevator locking mechanism disposed a predetermined distance from the first end of the threaded screw, the elevator locking mechanism providing resistance to spontaneous axial movement of the elevator toward the second end of the threaded screw, wherein the elevator locking mechanism comprises a convex protrusion disposed on the threaded screw and comprises a concave depression disposed in the engagement wall of the movable elevator.