SYSTEM FOR SELECTING MODES OF OPERATION IN A POWER TOOTHBRUSH

• Main Author: DABROWSKI, Christopher J
• Format: Patent
• Language: English; French; German
• Published: 24.02.2021
• Subjects: APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE; DENTISTRY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

A toothbrush handle portion (10) having:- a drive system (16) for moving a brushhead (18);- a first switch (25) operable by the user to control the ON/OFF condition of the toothbrush; -a second switch (29) being a push button switch, operable by a user during the time that the first switch is in its OFF condition, to select one of a plurality of possible modes of operation established in the toothbrush,wherein when the second switch is operated to select a particular mode of operation, the toothbrush will then operate in that particular mode when the ON/OFF switch is thereafter operated to an ON condition; andan indicator means (31) for indicating which mode has been selected,characterized in that the toothbrush handle further comprises:- a microprocessor (22) which is programmed to control the operation of the drive system (16) to produce a desired brushhead movement; andwherein the second switch (29) is operated to select a particular mode available in the microprocessor (22) prior to the application of power to the brushhead (18).