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US 10,369,743 B2Granted
Color or multi-material three-dimensional (3D) printing
AssigneeSan Draw Inc.
InventorKai-Jui Chang
Life of this patent
Estimating the term…
Abstract
A three-dimensional (3D) continuous color printer includes one or more cartridges each with a building material stored therein, a mixer coupled to each cartridge, and a single printhead coupled to a mixer output, wherein the building material stored in the cartridge is transported to the mixer and the single print head to form a continuous color object.
Claims21
A three-dimensional printer, comprising:
- a plurality of cartridges comprising building materials stored therein, wherein the building materials comprise liquids, wherein the building materials have different properties, and wherein the building materials are not additives for imparting the different properties;
- a mixer coupled to each of the plurality of cartridges;
- and
- a single print head comprising an extruder coupled to an output of the mixer for printing a three-dimensional (3D) object, wherein the single print head is not a 3D inkjet printer;
- wherein the building materials stored in the plurality of cartridges are transported to the mixer to generate a mixture, and
- wherein the single print head is configured to use the mixture generated from the building materials to extrude at least a portion of the mixture to print at least a portion of the 3D object with characteristics that are altered, wherein the characteristics include stiffness or hardness.
3 more elements
Dependencies are inferred from the claim text.