Invention Grant
US07654922B2 Sports ball comprising automatic inflation means and method to manage the internal pressure of such a ball 失效
运动球包括自动充气手段和方法来管理这种球的内部压力

Sports ball comprising automatic inflation means and method to manage the internal pressure of such a ball
Abstract:
Sports ball, and more generally a pneumatic object with at least one internal pressure sensor (10) of said ball, automatic inflator (6), capable of compensating for a decrease in the internal pressure, this inflator having at least one gas micro-generator, said at least one micro-generator being capable of being actuated when the pressure sensor (10) measures an internal pressure below a predetermined threshold.
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