Patent · US Expired

A-frame window covering mounting arrangement

US4901419A · kind A · utility

44Cited by
1References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 3, 1989
Grant dateFeb 20, 1990
Priority date
Expiry dateJan 3, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49789
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A pleated fabric window covering for an angular top or ceiling wall has the pleated fabric upper part cut at the required angle and the pleat lines are cut from the angular edge inwardly a fixed distance forming tabs. The tabs are overlapped and stapled to the upper rail flat surface. Manipulation of control cords positions the pleated fabric at any desired location below the upper rail lower end.

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