The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 26, 2024

Filed:

Mar. 15, 2019
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Pol Fornos Martinez, Sant Cugat del Valles, ES;

Maria de las Mercedes Blanco Rollan, Sant Cugat del Valles, ES;

Ismael Fernandez Aymerich, Sant Cugat del Valles, ES;

Adam Franks, Grenoble, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/393 (2017.01); B29C 64/165 (2017.01); B33Y 50/02 (2015.01); B33Y 10/00 (2015.01);
U.S. Cl.
CPC ...
B29C 64/393 (2017.08); B29C 64/165 (2017.08); B33Y 50/02 (2014.12); B29K 2995/0021 (2013.01); B33Y 10/00 (2014.12);
Abstract

In one example a method of generating a three-dimensional object in a 3D printing system using a fusing agent of a first colour and a build material having a second colour different from the first colour, and a detailing agent, comprises obtaining object model data describing an object to be generated, and determining a first portion of the object to be generated to have the second colour. The method comprises determining object generation instructions to generate the object by defining a gap region of a layer of build material that is to correspond to the first portion of the object to have the second colour on which no agents are to be applied, a band of detailing agent on a layer of build material immediately adjacent to the gap region to define an outer limit of the gap region and therefore a boundary of the first portion of the object, and a fusing agent region on a layer of build material adjacent to the gap region on which fusing agent is to be applied.


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