Patent ID: 7938758

Claim:
A play apparatus comprising: an inflatable elastic ball that has a generally spherical outer surface and that is configured such that a user can sit on top of the ball and can bounce while sitting on top of the ball; a reservoir attached to the outer surface of the ball at an anchoring region of the reservoir, the reservoir being located outside of the ball and defining a chamber adapted to contain a body of liquid; at least one handle positioned to allow a user to grasp the play apparatus while sitting on top of the ball; at least one orifice disposed on an external surface of the play apparatus, the at least one orifice being in liquid communication with the chamber and being positioned to direct a stream of liquid to a location distant from the ball; and a pump mechanism operative to expel liquid contained in the chamber through the at least one orifice to a location distant from the ball, the pump mechanism including an apparatus manipulatable by the user to control the flow of liquid from the chamber to the at least one orifice.