POWER-DRIVEN CLEANING BRUSH

• Main Authors: CRAWFORD, ALAN D, JOHNSON, ALAN B, TRENARY, JOHN M
• Format: Patent
• Language: English
• Published: 15.05.1991
• Subjects: APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE; BASIC ELECTRIC ELEMENTS; BRUSHES; BRUSHWARE; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CLEANING; CLEANING IN GENERAL; COFFEE MILLS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DENTISTRY; DOMESTIC ARTICLES OR APPLIANCES; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; FURNITURE; GENERATION; HUMAN NECESSITIES; HYGIENE; MANUFACTURE OF BRUSHES; MEDICAL OR VETERINARY SCIENCE; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; RELAYS; SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; SELECTORS; SPICE MILLS; SUCTION CLEANERS IN GENERAL; SYSTEMS FOR STORING ELECTRIC ENERGY; TOILET ACCESSORIES; TRANSPORTING

Power driven cleaning brush (2), e.g. toothbrush, comprising a hollow housing (4) having a handle member (6) and a brush head member (8) with drive train means (50) disposed interiorly thereof. Said drive train menas (50) comprise rack means (52) meshing with tuft holding drive gear means (72,74) which, inturn, drive a serie of tuft holder driven gear means (76-90), said driven gear means meshing with one another. The cleaning brush (2) includes further a sealing device (120,130), a switch assembly (14) and is also combined with a charger support stand assembly (30). The invention describes lastly a system (190), for loading the filament tufts (16,18) into the respective tuft holder members (96,108) of the associated drive and driven gear means (72-90).