Plastics shuttlecock with hemispherical cork - has tail with reinforcing rings, spring feathers and air discharge faces

摘要

The plastic shuttlecock comprises a hemispherical cork with an integral core of plastics. The core is formed by an axis ring, a base seat, and extending stems forming a cone. The tail comprises the casing joined to the seat, and spring feathers with air discharge faces and air resistance faces. The middle section has different reinforcing rings.