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:
Oct. 30, 2018

Filed:

Jul. 13, 2016
Applicant:

Eastman Kodak Company, Rochester, NY (US);

Inventor:

Cumar Sreekumar, Penfield, NY (US);

Assignee:

EASTMAN KODAK COMPANY, Rochester, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B33Y 10/00 (2015.01); B33Y 40/00 (2015.01); B33Y 50/02 (2015.01); G03G 15/22 (2006.01); B29C 64/124 (2017.01); B29C 64/386 (2017.01); B29C 64/40 (2017.01); B29C 64/35 (2017.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
B33Y 40/00 (2014.12); B29C 64/124 (2017.08); B29C 64/35 (2017.08); B29C 64/386 (2017.08); B29C 64/40 (2017.08); B33Y 10/00 (2014.12); B33Y 50/02 (2014.12); G03G 15/224 (2013.01); G03G 15/225 (2013.01); B29K 2105/0085 (2013.01);
Abstract

A three-dimensional part and associated support structure is constructed using an electrophotography-based additive manufacturing system. A support layer is developed using a first electrophotography engine, and a part layer is developed using a second electrophotography engine. The developed support and part layers are transferred to a transfer medium and moved into alignment with a tile region of a layer transfusion assembly, where the transferred part and support layers are transfused to previously-printed layers. This process is repeated for a plurality tile regions and for a plurality of layers to construct a three-dimensional part having a footprint larger than a maximum printable area of the first and second electrophotography engines.


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