US 7,320,653 B2 | ||
Tubular baseball bats with full length core shafts | ||
Stephen Fitzgerald, Ottawa (Canada); Frederic St. Laurent, Val des Monts (Canada); and Terrance William Sutherland, Ottawa (Canada) | ||
Assigned to CE Composites Baseball Inc., | ||
Filed on Apr. 25, 2006, as Appl. No. 11/380,038. | ||
Application 11/380038 is a division of application No. 10/816208, filed on Apr. 02, 2004, granted, now 7,044,871. | ||
Prior Publication US 2006/0258490 A1, Nov. 16, 2006 | ||
Int. Cl. A63B 59/06 (2006.01) |
U.S. Cl. 473—566 [473/567] | 5 Claims |
1. A tubular bat, having an overall bat length, for hitting a ball, the bat comprising:
a) a core shaft having a core shaft length and including a handle portion for gripping the bat;
b) a tubular barrel for hitting a ball, the barrel having a proximal portion and a distal portion with respect to the handle
portion, the barrel being connected to the core shaft;
c) at least a first elastically resilient connecting structure extending laterally from the core shaft for connecting the
proximal portion of the barrel to the core shaft;
d) a separation gap disposed between the core shaft and the barrel for allowing the barrel to elastically deform when the
barrel hits the ball,
wherein the core shaft length extends to the distal portion of the barrel, andwherein the first connecting structure has a shape selected from the group consisting of toroidal.
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