Patent ID: 6213669
Filing Date: 2001-04-10
Classification: B42F

Abstract:
An inflatable enclosed binder comprising:inflatable covers and spine formed of two thin, flexible layers of plastic bonded together at the edges, with space provided in-between for air, and on which there is secondary bonding in the form of lines extending along the width and/or length of the binder creating a quilt-like pattern of inflatable air pockets;inner pockets formed by bonding a single flexible layer of plastic respectively onto each of the inner sides of both of the inflatable covers;an inner binder comprising semi-rigid to rigid covers, a spine and a paper retention assembly; said semi-rigid or rigid covers being insertable respectively into said inner pockets on each of the inflatable covers;at least one inlet into which gas, preferably air, may be blown in order to inflate said air pockets;a mechanical closure extending around and securing the perimeter of the opening edges of the binder; andsaid covers including said air pockets extending over the greater portion of the outer surface of said covers.