×

Gel dispensing hair brush

  • US 6,022,163 A
  • Filed: 11/13/1998
  • Issued: 02/08/2000
  • Est. Priority Date: 11/13/1998
  • Status: Expired due to Fees
First Claim
Patent Images

1. A gel dispensing hair brush comprising:

  • a handle portion having an open end, a closed end defined by an end wall, and an elongated cavity centrally formed therein;

    a brush portion attachable to the handle portion open end and having a reservoir in communication with the elongated cavity, the brush portion further comprising a bottom wall, the bottom wall having a plurality of spaced hollow bristle members in communication with the reservoir;

    an end portion attachable to the handle portion closed end;

    a means for dispensing the gel from the elongated cavity through the hollow bristle members comprising a threaded rod axially disposed in the elongated cavity and having a first end and a second end, the threaded rod first end being rotatably receivable in a recess formed in a brush portion back wall and the threaded rod second end being receivable in a coupling disposed in the elongated cavity proximate the end wall, a piston sealingly receivable within the elongated cavity, the piston having a retaining projection formed along a peripheral portion thereof, the retaining projection being closely receivable in a longitudinal groove formed along an inside surface of the handle portion, the piston further having a central bore formed therethrough, the threaded rod being threadingly engageable to the central bore, and a shaft having a first end and a second end, the first end being fixedly attached to a coupling rear wall, the shaft rotatably extending through the end wall, and the shaft second end being drivingly engageable to an electric motor mounted in the end portion; and

    wherein the threaded rod first and second ends are interchangeably receivable in the recess formed in the brush portion back wall and the coupling.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×