Portable folding seat

Claim 1

A portable folding seat of the type which is adapted to be secured to apparel of a user when not in use, said seat comprising: first and second inverted U-shaped frames of light weight material, each including first and second legs joined by a cross-piece, said frames being pivotally joined to one another along a common axis through said legs, the legs and cross-piece of said first frame being slightly larger than the legs and cross-piece of said second frame such that in a closed pivotal position of said frames said second frame fits entirely within the periphery and thickness of said first frame; a strip of foldable material extending between the cross-pieces of said first and second frames to define a seating portion when said frames are in an open position; adjustable means for adjusting the length of said strip of material extending between said cross-pieces to vary the height of and spacing between said cross-pieces in the open position of said frames, thereby permitting the height of said seating portion to be adjusted at will; and attachment means for removably supporting said seat behind and from the waist of said user, said attachment means comprising; first means for supporting said seat at a standard position below said user''s waist when said seat is being carried in a non-deployed condition; and second means for supporting said seat at an adjustable position below the user''s waist with the frames in an open position to facilitate deployment of said seat by users of different heights.