Patent · US Expired

Guard rail assembly hook

US5238186A · kind A · utility

7Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 15, 1992
Grant dateAug 24, 1993
Priority date
Expiry dateJun 15, 2012

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE01B5/18
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A hook for a guard rail assembly has a vertical and a horizontal leg at one end adapted to engage a guard rail and a fastener receptacle at the other end adapted to receive a resilient fastener.

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