Patent · US Expired

Plastic energy management beam

US7393029B2 · kind B2 · utility

8Cited by
51References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 7, 2005
Grant dateJul 1, 2008
Priority date
Expiry dateSep 7, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R2021/0442
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

An energy-absorbing system includes a tube made of a continuous polymeric material. The tube has first and second tube sections connected by an intermediate tube section. By this arrangement, upon the bumper system receiving a longitudinal impact, the first and second tube sections telescopingly collapse with a predictable and consistent rolling collapse.

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