Patent 7419436 was granted and assigned to Wonderworx on September, 2008 by the United States Patent and Trademark Office.
An apparatus includes a support member, a moveable member supported by the support member, a user support mechanically associated with the moveable member, and a sound producing mechanism that produces sound as a result of movement of the moveable member between a first position and a second position caused by the user's application of force to the urge the moveable member between the first position and second position. The applications include a play apparatus, wherein the user interacts with the moveable member with the result that the moveable member changes position and a selected sound is thereby produced.