Lightning protection system for an aircraft composite structure

US7898785B2 · kind B2 · utility

Assignee

• The Boeing Company · US

Inventors

• Dale B. Winter · Maple Valley, US
• Jeffrey D. Morgan · Kent, US
• Steven C. Steckmyer · Issaquah, US
• Kevin D. Pate · Kirkland, US
• Darrin M. Hansen · Seattle, US
• John R. Porter · Eagan, US
• Jeffrey Sutton · Seattle, US
• Russell J. Heeter · Sammamish, US
• James F. Huffaker · Bothell, US

Key dates

• Filing date: Jul 11, 2008
• Grant date: Mar 1, 2011
• Expiry date: Feb 26, 2029

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T50/40
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

An apparatus comprises a wall, an internal structure, and a fastener. The wall has a conductive surface and a countersunk hole. The countersunk hole passes through the internal structure. The fastener has an interference fit within the countersunk hole.