Patent ID: 7644956

Claim:
A sleeve assembly for use on flexible ducts, where the sleeve assembly comprises: a) a frame including i) opposite first and second ends; ii) an inner radius arc extending between said ends; iii) an arcuate longitudinal axis extending between said ends in generally parallel relation with respect to said arc; iv) a first and second annular ring, each said ring lying generally in a plane perpendicular to said longitudinal axis; v) a passage extending between and open at said ends, said passage capable of receiving a length of flexible ducting vi) each said ring including first and second sections viii) each said ring includes a fastener subassembly for selectively joining said sections of each respective ring together; ix) each said ring being attached to an adjacent ring by a first and second side longitudinal member which extend in generally parallel relation with respect to said longitudinal axis and interconnect said rings with said fastener subassembly.