US2011308742A1PendingUtilityA1

Window Shade Apparatus

44
Individually held — no corporate assignee on recordPriority: Jun 18, 2010Filed: Sep 29, 2010Published: Dec 22, 2011
Est. expiryJun 18, 2030(~3.9 yrs left)· nominal 20-yr term from priority
Inventors:Robert Leblanc
E06B 9/262E06B 2009/2622
44
PatentIndex Score
0
Cited by
0
References
0
Claims

Abstract

An improved window shade apparatus including a headrail including a lift apparatus affixed to the headrail, a window cover affixed at one end to the headrail, a lift cord affixed at one end to the lift apparatus of the headrail and at a second end to a bottom portion of the window cover. The improved window shade apparatus includes a plurality attachment rings coupled to a rear surface of the window cover and a plurality of guide members having a first end and a second end, wherein the first end is affixed to one of the plurality attachment rings and the second is attached to a second of the plurality attachment rings. The lift cord extends from the headrail through each of the plurality attachment rings and through each of the plurality of guide members and the window cover may be raised or lowered via the lift cord.

Claims

exact text as granted — not AI-modified
1 . An improved window shade apparatus comprising:
 a headrail including a lift apparatus affixed to the headrail;   a window cover affixed at one end to the headrail;   a lift cord coupled to the lift apparatus of the headrail and affixed at one end to a bottom portion of the window cover;   a plurality attachment rings coupled to a rear surface of the window cover; and   a plurality of guide members having a first end and a second end, wherein the first end is affixed to one of the plurality attachment rings and the second is attached to a second of the plurality attachment rings,   wherein the lift cord extends from the headrail through each of the plurality attachment rings and through each of the plurality of guide members,   wherein the window cover may be raised or lowered via the lift cord.   
     
     
         2 . The improved window shade apparatus of  claim 1  wherein the plurality of guide members are constructed of a fixed length to prevent objects larger than a predetermined size from passing between the guide member and the rear surface of the window cover. 
     
     
         3 . The improved window shade apparatus of  claim 1  wherein the plurality of guide members are fabric sleeves. 
     
     
         4 . The improved window shade apparatus of  claim 1  wherein the plurality of guide members are plastic.

Join the waitlist — get patent alerts

Track US2011308742A1 — get alerts on status changes and closely related new filings.

We store only your email — no account needed. See our privacy policy.