ELECTRICAL PEN WITH IMPROVEMENTS FOR PEN REMOVABLY RETAINING SINGLE USE CARTRIDGE CONTAINING TOOTH WHITENING COMPOUNDS, DENTAL BONDING COMPOUNDS, NAIL POLISH, AND ADHESIVES AND REMOVABLY RETAINING DISPOSABLE TOOTH WHITENING APPLICATORS, DISPOSABLE DENTAL BONDING COMPOUND APPLICATORS, NAIL POLISH APPLICATORS AND DISPOSABLE ADHESIVE APPLICATORS

摘要

An apparatus for removably retaining a single use cartridge and dispensing at least one compound from the single use cartridge. The apparatus includes a dispensing pen having a housing which includes a source of electricity, an electric motor, a gear assembly and a moving shaft with a multiplicity of teeth to cause an advancing shaft to move forwardly toward the front of the pen and interact with a piston to push a plunger at the rear of the cartridge so that it will dispense compounds from the cartridge. The cartridge can be a single chamber cartridge or a dual chamber cartridge or a dual chamber cartridge separated by a dividing wall. There can be any numerous compounds including teeth whitening compounds, nail polish, cosmetics, etc.