Patent · US Expired

Shock attenuation system

US4558470A · kind A · utility

90Cited by
6References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 26, 1982
Grant dateDec 17, 1985
Priority date
Expiry dateOct 26, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S2/909
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

A shock attenuation system useful in protective headgear is disclosed wherein shock is attenuated by the axial compression and lateral deflection of elastomeric columns. Cushioning material occupies the spaces between the columns.

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