Inventors:
Randall H. Moormann - Georgetown MA
Kevin A. Gillespie - Reading MA
James R. Henderson - Lincoln MA
Assignee:
Parker Brothers Division of Kenner Parker Toys Inc. - Beverly MA
International Classification:
A63B 6510
Abstract:
A flexible, circular, elastomer air foil that is a unitary structure has a central portion that droops downward when the foil is resting on a horizontal flat surface surrounded by an annular portion that is then convex on top and concave on the bottom when resting on a thicker perimetrical rim portion.