Method for additively manufacturing a component augmented by ultrasonic excitation and active temperature control

US11534960B2 · kind B2 · utility

Assignee

• The Hong Kong University of Science and Technology

Inventors

• George Alexandru Tilita · Hong Kong, CN
• Wenhao Chen · Beijing, CN
• Chi Fong Kwan · Hong Kong, CN
• Matthew Ming Fai Yuen · Ottawa, CA

Key dates

• Filing date: Dec 9, 2016
• Grant date: Dec 27, 2022
• Expiry date: Aug 12, 2037

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P10/25
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Embodiments disclosed herein represent powder based additive manufacturing processes which provide a microstructure having improved mechanical properties. The methods may include the use of ultrasonic excitation in combination with the active control of a substrate's temperature to provide some level of control over the microstructure and hence the properties.