Patent ID: 6978643
Filing Date: 2005-12-27
Classification: D04B,D10B,F16L

Abstract:
1. A sleeve for receiving elongated items, said sleeve comprising: a flexible first tubular segment having opposite ends and comprising first filamentary members interlaced together; a flexible second tubular segment having opposite ends and comprising second filamentary members interlaced together, said second filamentary members being different from said first, one end of said first segment being joined to one end of said second segment, said second segment being reverse folded and drawn coaxially within said first segment to form inner and outer adjacent layers surrounding a central space, a reverse fold defining one end of said sleeve; and a plurality of ribs formed lengthwise along said second segment, said ribs facing outwardly from said central space and engaging said first segment, said ribs separating said layers and forming a plurality of air pockets therebetween.