Patent · US Expired

Bendable channel retainer

US4693047A · kind A · utility

40Cited by
8References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 30, 1986
Grant dateSep 15, 1987
Priority date
Expiry dateJun 30, 2006

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE04B2/763
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A wall framework consisting essentially of vertical studs formed of sheet metal and horizontal channels extending through openings in the webs of the studs and locked firmly in the bottom portion of each opening by bendable sheet metal tabs formed at the sides of the upper portion of each opening, which tabs, when bent relatively inwardly, engage and hold the channel firmly in a desired position.

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