To provide an apparatus capable of easily performing the illumination of a condensing illuminator by together using manual and automatic operations in order to solve the problem that the setting of the illumination position of the condensing illuminator of a medical chair unit is troublesome because manually performed each time heretofore.
The medical chair unit is equipped with an illumination mechanism comprising a light pole for manually setting the operation of the condensing illuminator of the medical chair unit in all of up and down, left and right and oblique illumination directions, the articulated arm horizontally protruded from the region above the light pole, a light support arm downwardly movable from the leading end of the articulated arm, a sensor for measuring the angle of inclination of the light support arm, the spherical ultrasonic motor arranged to the leading end of the light support arm operated in connection with the angle of inclination and the condensing illuminator directly connected to the leading end of the shaft of the motor.
NOGUCHI KUNITOSHI
NAKAYAMA SHINICHI
KOBAYASHI TATSUO
JP2000166995A | 2000-06-20 | |||
JPH08112292A | 1996-05-07 | |||
JPH0311779B2 | 1991-02-18 |