roller type electric toothbrush according to the present invention is to allow the inside of the hollow, and hand-held side then, a body which surface is concavely formed and as well as additional cover for covering the brush head toward the tip end is formed, and a drive motor is driven when supplied with power from a rechargeable battery and the battery that supplies power to the inside of the main body, the driving motor to the outside of the body and the information, switch to the reverse direction drive, the drive motor is mounted on the power from the drive motor is batdoe, worm gear and a drive shaft extending so as to project toward the front end of the body, is fastened to the front end of the drive shaft receiving transfers power from the drive shaft and and the worm wheel is meshed with the worm gear receives the transmission power of the worm gear, is fastened in the form of projecting to both sides of the worm wheel is coaxial with the longitudinal receiving the rotational power from the worm wheel, the roller is rotated to form respectively receiving the opposite ends of the driven shaft includes a brush head.Thus, since the present invention is a brush head of the positive and reverse rotatable roller-like configuration by the drive unit, upper teeth are in the bottom, the lower teeth with the grain direction of the tooth to the top brush is rotated to be effective to promote the correct brushing to remove food particles or plaque effectively sandwiched between the tooth and the tooth or teeth and gums.본 발명에 의한 롤러형 전동칫솔은, 내부가 중공되며 후측에는 손으로 파지할 수 있도록 일면이 오목하게 형성됨과 아울러 선단측으로 칫솔모를 덮는 덮개부가 형성되는 본체와, 상기 본체의 내부에 전력을 공급하는 충전지 및 상기 충전지로부터 전력을 공급받아 구동되는 구동모터와, 상기 본체의 외부로 구동모터를 정, 역방향으로 구동하는 스위치와, 상기 구동모터에 장착되어 구동모터로부터 동력을 인가받되, 본체의 선단측으로 돌출되도록 연장되는 구동축과, 상기 구동축의 선단에 체결되어 구동축의 동력을 전달받는 웜기어 및 상기 웜기어와 치합되어 웜기어의 동력을 전달받는 웜휠과, 상기 웜휠의 양측에 돌출되는 형태로 체결되어 웜휠로부터 동력을 전달받아 회전되는 종동축과, 상기 종동축의 양단부를 각각 수용하여 회전되는 롤러 형태의 칫솔모를 포함한다.따라서 본 발명은 구동장치에 의해 정, 역방향으로 회전가능한 롤러 형상의 칫솔모가
