Patent ID: 9259880
Filing Date: 2016-02-16
CPC Classification: B29C,B29K,B33Y

Claim Text:
1. A three-dimensional printing apparatus, comprising: a tank, filled with a liquid-state forming material; a movable platform, movably disposed at the tank, wherein a portion of the movable platform is immersed in the liquid-state forming material; a rotating shaft, corresponding to the tank and rotating about an axis; a least one light source, disposed on the rotating shaft, rotating synchronously and about the axis therewith; and a control unit, electrically connected with the movable platform and the light source and controlling a movement of the light source and a light-emitting frequency of the light source, wherein the light source provides light to irradiate the liquid-state forming material to solidify at least a portion of the liquid-state forming material in the tank in layers along with the portion of the movable platform moving in the liquid-state forming material to form a three-dimensional object on the movable platform.