Patent ID: 7011519

Claim:
A dental unit of the type comprising at least one chair, a base, positioned next to the chair and mounting a handpiece tray, the tray being equipped with a plurality of operative or auxiliary handpieces for dental operations of traditional conservative type and/or for implants; wherein at least one of the handpieces is fitted with a drive unit comprising a brushless micromotor presenting a unit for continuously controlling the speed of the brushless micromotor according to parameters that depend on the type of application, that is, traditional, conservative type operations or implants; the dental unit being fitted with a microprocessor unit for controlling the main and auxiliary functions of the dental unit, wherein the unit for continuously controlling the speed of the handpiece is controlled by the microprocessor unit and comprises a plurality of Hall-effect sensors arranged around a reference magnet associated to a rotor of the brushless micromotor.