PURPOSE: An automatic umbrella for a wheelchair is provided to protect a user from rain and wind.CONSTITUTION: An automatic umbrella for a wheelchair includes a DC deceleration motor with a sunshade, an electronic circuit, a switch, a sunshade combination device, and dry cells. When a user operates the switch, the deceleration motor operates to fold or spread the sunshade. An attachment board is attached to the rear of a wheelchair to adjust the width of the rear of the wheelchair.COPYRIGHT KIPO 2013차양 막을 겸비한 D C감속기어 모터와 전자회로, 스위치, 차양 막과 결합할 수 있는 장치 그리고 건전지로 구성되어 스위치의 작동만으로 감속모터가 동작하여 차양막이 펴지고 접힐 수 있도록 한 휠체어용 자동우산