US Patent 7625305 Training bat

An improved training bat having training assemblies affixed thereto on either side of the preferred hitting region of the bat, said assemblies constructed of a rigid, durable material which, when struck by a ball, emit a sound different from the sound emitted by the preferred hitting region of the bat when struck by the same ball, such that a batter using the improved training bat will immediately recognize by the sound made whether a ball contacted by the improved training bat was properly hit; and a method of constructing same.