Self contained sport ball inflation mechanism

An inflatable sport ball comprising a carcass having a section thereof comprising a manually operated inflation means comprising:

• a. an inside layer attached to said carcass;
• b. an outside layer hinged to said carcass along one edge thereof and moveable toward and away from said inside layer around said hinged edge;
• c. a bellows attached between said inside and said outside layers forming an inflation chamber;
• d. one-way valve means located in said outside layer for admitting air from the atmosphere into said inflation chamber when said outside layer is moved away from said inside layer;
• and
• e. one-way valve means in said inside layer for admitting air into said sport ball from said inflation chamber when said outside layer is moved towards said inside layer.