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:
May. 30, 2017

Filed:

Aug. 25, 2015
Applicant:

Stratasys Ltd., Rehovot, IL;

Inventors:

Eliahu M. Kritchman, Tel-Aviv, IL;

David Eshed, Kfar-Saba, IL;

Guy Menchik, RaAnana, IL;

Assignee:

Stratasys Ltd., Rehovot, IL;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 67/00 (2006.01); B33Y 10/00 (2015.01); B33Y 40/00 (2015.01);
U.S. Cl.
CPC ...
B29C 67/0062 (2013.01); B29C 67/0059 (2013.01); B29C 67/0085 (2013.01); B29C 67/0096 (2013.01); B33Y 10/00 (2014.12); B33Y 40/00 (2014.12);
Abstract

A scanning 3-D printing system comprises a printing platform movable in a printing direction and in an indexing direction, the printing platform comprising a printing head configured for dispensing building material while the printing platform is moving in a printing direction one pass at a time, and layer by layer, a roller configured for leveling the dispensed building material one pass at a time, wherein the roller is rotatably mounted on a roller axle, and wherein the roller axle extends over all passes of the printing system and is stationary in the indexing direction, a scraper configured for scraping excess building material off the roller, and a trough configured for collecting the building material scraped off the roller.


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