Composite laminate and load-introduction component for a load-introduction joint

US11274688B2 · kind B2 · utility

Assignee

• AIRBUS HELICOPTERS DEUTSCHLAND GMBH · DE

Inventor

• Moritz BUESING · Augsburg, DE

Key dates

• Filing date: Mar 20, 2019
• Grant date: Mar 15, 2022
• Expiry date: Feb 26, 2040

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T403/20
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A composite laminate for connection to at least one attachment component in a load-introduction joint, said composite laminate comprising an opening that is adapted to receive a load-introduction component of said load-introduction joint, wherein a prefailure indication element is provided in the region of said opening, said prefailure indication element being modifiable by said load-introduction component in a prefailure mode of said load-introduction joint for indication of an impending function-affecting failure of said composite laminate. The invention is further related to a corresponding load-introduction component.