Patent ID: 6283660
Filing Date: 2001-09-04
Classification: A45D,A46B

Abstract:
A pen dispenser for dispensing a substance, comprising:a disposable cartridge filled with the substance being dispensed and a brush housing unit;a rotating sleeve capable of accepting said cartridge, a spring loaded rod ratchet, a ratchet wheel and a bottom ratchet, wherein said rod ratchet engages both the ratchet wheel and the bottom ratchet; anda flow control button which advances the rod ratchet a specifically measured distance which in turn presses down on a spring loaded top ratchet which in turn advances a bi-directional ratchet wheel a single notch, wherein said bi-directional ratchet wheel comprises two sets of teeth, an inside set that runs one direction and an outside set that runs in the opposite direction, thereby allowing the top ratchet to advance the ratchet wheel and rod ratchet in the same direction.