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:
Dec. 07, 2021
Filed:
Oct. 30, 2019
Carbon, Inc., Redwood City, CA (US);
Soren Rademacher, Chapel Hill, NC (US);
David Shirvanyants, Chapel Hill, NC (US);
Alexander Ermoshkin, Pittsboro, NC (US);
Derek Alan Faust, Durham, NC (US);
Carbon, Inc., Redwood City, CA (US);
Abstract
The present disclosure describes an apparatus () for additively manufacturing a three-dimensional object. The apparatus () includes a radiation source (), a carrier () on which the three-dimensional object is made, an applicator assembly () configured to apply a polymerizable liquid, and a frame (), with the applicator assembly and the radiation source connected to the frame. A first drive assembly () interconnects the applicator assembly and the frame and a second drive assembly () interconnects the carrier and the frame. The frame defines a build region () between the applicator assembly and the carrier. The applicator assembly includes a polymerizable liquid supply chamber, an application roller (), and a metering roller (). The applicator assembly may optionally include a post-metering roller (). An apparatus comprising a first and a second applicator assembly and a smaller scale version of the apparatus are also described.