Patent ID: 6012188
Filing Date: 2000-01-11
Classification: A47C,B62J

Abstract:
A seat cushion for use on a rigid seat comprising: a resilient multi-cellular foam material capable of holding air within the cellular structure, an air impermeable covering disposed about said foam material encasing and sealing said foam material within said covering, said covering and foam having a peripheral configuration between an upper surface on which a person may sit and a lower surface which may be disposed on said rigid seat, said peripheral configuration comprising a rear portion, side portions and a front portion, said front portion having a substantially centrally located indented section disposed closer to said rear portion than adjacent lateral sections of said front portion, a carrying handle extending intermediate said lateral sections and spanning said indented section, and a valve disposed in said indented section having a conduit extending through said covering in sealed relationship therewith and terminating within said foam material, said valve including an operator disposed externally of said covering for opening and closing communication between said conduit and ambient air external of said covering, whereby air selectively may be expelled from said foam material through said conduit when said foam material is compressed by a force on said cushion and deformed and air may re-enter deformed foam material when compression is relieved.