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:
Jan. 12, 2016
Filed:
Dec. 07, 2012
Applicant:
Stratasys, Inc., Eden Prairie, MN (US);
Inventor:
Paul J. Leavitt, Minneapolis, MN (US);
Assignee:
Stratasys, Inc., Eden Prairie, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B 13/02 (2006.01); B29C 47/78 (2006.01); B67D 7/82 (2010.01); H05B 3/02 (2006.01); B29C 67/00 (2006.01); F16L 53/00 (2006.01); H05B 3/42 (2006.01);
U.S. Cl.
CPC ...
B29C 67/0085 (2013.01); B29B 13/022 (2013.01); B29C 67/0055 (2013.01); F16L 53/001 (2013.01); H05B 3/42 (2013.01); H05B 2203/021 (2013.01);
Abstract
A liquefier assembly for use in an additive manufacturing system, where the liquefier assembly includes a liquefier tube, a nozzle secured to an outlet end of the liquefier tube, a heating element extending at least partially around the liquefier tube to generate a hot zone in the liquefier tube, a hollow spacer disposed in the channel; and a hollow liner disposed in the channel abutting against an upstream shoulder of the hollow spacer.