Patent · US Expired

Bumper system

US6817638B1 · kind B1 · utility

21Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 10, 2003
Grant dateNov 16, 2004
Priority date
Expiry dateNov 10, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2019/1873
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

Disclosed is a bumper system including a bumper cover, an energy absorber formed of a synthetic resin material through a foam molding process, an impact beam for supporting the energy absorber, the impact beam being formed of a glass mat thermoplastic and having a “C”-shaped section, and a stay for connecting the impact beam to a vehicle body. Tips are formed on front upper and lower portions of the impact beam, and a web portion is formed on the impact beam between the tips. Tip insertion grooves in which the tips are inserted are formed on an inner surface of the energy absorber, and a pressure receiving surface corresponding to the web portion is formed on the inner surface of the energy absorber.

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