Patent ID: 6169605
Filing Date: 2001-01-02
Classification: B29C,B29K,B33Y,G05B,H05K,Y02P

Abstract:
An apparatus for producing a three-dimensional object, comprising: a platform for supporting a target surface; and an integrated printhead for forming a layer over said target surface, said integrated printhead movable relative to said platform, comprising: a first jet for controllably dispensing a first material at selected locations of said target surface; and a dispenser mounted on said printhead in a lagging spaced-apart relationship relative to said first jet in a direction of movement of said integrated printhead relative to said platform, for dispensing a second material at other locations of said target surface simultaneously with said first jet; wherein said integrated printhead further comprises: means for planarizing the layer formed by said first jet and said dispenser, to form a substantially planar target surface at the top surface of said layer.