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:
Aug. 20, 2013
Filed:
Jan. 20, 2011
Applicant:
Charles E. Pax, Maplewood, NJ (US);
Inventor:
Charles E. Pax, Maplewood, NJ (US);
Assignee:
MakerBot Industries, LLC, Brooklyn, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 47/12 (2006.01); B28B 1/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
Multiple extrusion drive motors are nested in an overlapping configuration that permits re-use of the drive axes to support drive gears and complementary guide bearings, resulting in a compact arrangement of independently controllable extruders for multiple build materials.