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:
Jul. 15, 2025
Filed:
Jun. 16, 2020
University of Massachusetts, Boston, MA (US);
David O. Kazmer, Georgetown, MA (US);
University of Massachusetts, Boston, MA (US);
Abstract
A printed component, printing process, and apparatus providing (i) a printed shell defines an internal cavity having a height greater than the height of one layer of the provided shell and a width greater than one road of a printed shell, (ii) the internal cavity at least partially filled with injected material, and (iii) the material composing the internal cavity defining one or more interlocks with the material composing the printed shell. Various embodiments are described comprising the use of multiple materials, diverging and converging walls, continuous and intermittent injections of the filled cavities, inserted components, and various monitoring and control methods. Via techniques as described herein, the printing time of an object fabricated via additive printing is while also increasing the strength and quality of the printed components.