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:
Jun. 27, 2017

Filed:

Nov. 28, 2011
Applicants:

Diana Ravich, Natania, IL;

Eduardo Napadensky, Natania, IL;

Inventors:

Diana Ravich, Natania, IL;

Eduardo Napadensky, Natania, IL;

Assignee:

Stratasys Ltd., Rehovot, IL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 3/00 (2006.01); B29C 67/00 (2017.01); B33Y 10/00 (2015.01); B33Y 50/02 (2015.01);
U.S. Cl.
CPC ...
B29C 67/0062 (2013.01); B29C 67/0059 (2013.01); B29C 67/0085 (2013.01); B33Y 10/00 (2014.12); B33Y 50/02 (2014.12);
Abstract

A method of additive manufacturing of a three-dimensional object is disclosed. The method comprises sequentially forming a plurality of layers in a configured pattern corresponding to the shape of the object. Each layer is formed by dispensing at least one modeling material to form an uncured layer, and curing the uncured layer by radiation. In various exemplary embodiments of the invention the method comprises, for at least one layer, forming a stack of sacrificial radiation-protective layers to cover an exposed portion of the layer, such that an upper layer of the stack remains exposed during formation of any subsequent layer of the plurality of layers.


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