Patent · US Expired

Joint structure and method for making a joint structure

US6698809B2 · kind B2 · utility

8Cited by
23References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 2002
Grant dateMar 2, 2004
Priority date
Expiry dateMar 27, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T403/477
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An energy absorbing assembly for a vehicle including an elongated crash box having ends with circular cross-sections. One end of the crash box is received in a bumper beam and is friction welded to an inside surface of the beam. The other end of the crash box is friction welded to a bracket assembly.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.