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.
Patent No.:
Date of Patent:
Apr. 26, 2022
Filed:
Jul. 20, 2017
Applicant:
Hewlett-packard Development Company, L.p., Houston, TX (US);
Inventors:
Randall West, Vancouver, WA (US);
Alexander David Laws, Vancouver, WA (US);
Robert Lawrence Winburne, Vancouver, WA (US);
Samantha Kang, Vancouver, WA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 64/357 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B29C 64/314 (2017.01); B29C 64/35 (2017.01); B33Y 40/10 (2020.01); B29C 64/153 (2017.01);
U.S. Cl.
CPC ...
B29C 64/357 (2017.08); B29C 64/314 (2017.08); B29C 64/35 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 40/10 (2020.01); B29C 64/153 (2017.08);
Abstract
In some examples, a build material recycling device of a three-dimensional (3D) printer can include an upper chamber including an inlet and a material separator coupled to the inlet, a classifier coupled to the upper chamber, and a lower chamber coupled to the classifier, where the classifier is located between the upper chamber and the lower chamber.