Patent ID: 8052551

Claim:
A sports shaft comprising: an elongated body comprising opposed first and second major side surfaces spacing apart opposed first and second minor side surfaces, each said major surface having two lateral major edges disposed along the length of said elongated body, each said minor surface having two lateral minor edges disposed along the length of the elongated body, each said major edge abutting an adjacent minor edge along its entire length forming four angles along the longitudinal periphery of said body, at least one of said angles comprising a longitudinally disposed groove therein, said groove comprising a first face disposed adjacent said major surface and a second face disposed adjacent said minor surface, said first and second faces intersecting each other for the length of the groove, each groove being filled with an elastomeric material with the elastomeric material being present only within a volume bounded by said first face, by said second face, by a first plane projecting from and being parallel to said major surface and by a second plane projecting from and being parallel to said minor surface.