Sprintray Inc.

Zhongyu Gao

Jing Zhang

Yubing Ding

Dongjian Wang

Biqing Lu

The invention is a system and method for printing 3D objects that employs a hydraulic device. The device may include a piston, a platform, multiple chambers, and a channel, wherein the channel and chambers are fluidly connected and configured to hold a desired amount of 3D printing material suitable for 3D-printing objects for a wide range of applications. In an exemplary method, moving the piston transfers 3D printing material from one chamber to another chamber in which a build platform is situated; radiation from a light engine coupled to the chamber that includes the platform exposes the 3D printing material to a curing light on a surface of the platform. In exemplary embodiments, the chambers may be designed just small enough so as to facilitate the printing of a single small 3D-printed object.

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Zhejiang, China

Zhongyu Gao