US Patent 7008338 Durable high performance hockey stick

A hockey stick comprises a shaft and a blade. The blade is configured to impact and exert energy on a hockey puck. The blade comprises a core that is generally enclosed within an outer layer. The core comprises a foam-filled cell structure having cell walls that define foam-filled cells. The cell walls of the core structure extend in a direction generally from the front face toward the rear face of the hockey stick blade.