Patent · US Expired

Venetian blind

US4886102A · kind A · utility

36Cited by
12References
18Claims
0Family size

Inventor

Key dates

Filing dateJul 28, 1988
Grant dateDec 12, 1989
Priority date
Expiry dateJul 28, 2008

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE06B9/388
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A venetian blind has a plurality of slats, a head, brackets for mounting the head on a support, ladder assemblies for suspending the slats from the head, cables provided in the head for lifting and lowering the slats, and cables provided in the head for tilting the slats from essentially horizontal positions to tilted positions and vice-versa. The head has a top and no bottom intermediate the top and the slats.

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