The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 27, 2004
Filed:
Nov. 28, 2001
Roger C. Palmer, Greensboro, NC (US);
Newell Window Furnishings, Inc., Freeport, IL (US);
Abstract
A window covering including a head rail, a bottom rail, and a window covering material located between the head rail and the bottom rail. The bottom rail being connected to the head rail by two lift cords and configured to move in a first direction and a second direction. The blind also includes a variable friction device having a bearing surface configured to provide a first friction force that opposes movement of the two lift cords when the bottom rail is moved in the first direction, and a second friction force that opposes movement of the two lift cords wherein the bottom rail is moved in the second direction. The first friction force is different than the second friction force.