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. 02, 2022
Filed:
Nov. 14, 2019
Applied Materials, Inc., Santa Clara, CA (US);
Dakshalkumar Patel, Gujarat, IN;
Girish Kumar Chaturvedi, Bangalore, IN;
Bahubali S. Upadhye, Bangalore, IN;
Sumedh Acharya, Bangalore, IN;
Mahendran Chidambaram, Saratoga, CA (US);
Nilesh Chimanrao Bagul, Karnataka, IN;
Applied Materials, Inc., Santa Clara, CA (US);
Abstract
An additive manufacturing apparatus includes an environmentally sealed first chamber, a second chamber separated from the first chamber by a first valve, a platform positionable in the first chamber, a dispenser configured to deliver a plurality of successive layers of feed material onto the platform in the first chamber, at least one energy source to selectively fuse feed material in a layer on the platform in the first chamber, and an air knife assembly to direct a laminar flow of air across a layer of feed material on the platform in the first chamber. The air knife assembly includes an inlet module and an exhaust module that are movable through the first valve between the first chamber and the second chamber.