US Patent 7431396 Portable armrest cushion

A portable releasably attachable cushion that can be used with rigid seat armrests to provide extra cushion support for the user's arm. In one embodiment, the cushion may have an outer covering and an inner padded structure. The inner padded structure may be a gel like material. The outer covering may be made of either a leather material or a material that is bacterial resistant. As described the cushion may be entirely non-metallic and non-rigid to aid in storage and portability. The cushion provides for deformable guide means in order to securely engage the cushion of the invention to armrests of various shapes and sizes.