Patent ID: 6666781
Filing Date: 2003-12-23
Classification: A63B

Abstract:
A baseball practice device (10) for practicing the swinging motion of a bat (12), comprising:a holding frame (34) placed on an underlying ground surface; holding apparatus (14) supported on said holding frame (34); and a strike zone restriction apparatus (16) supported on said holding flame (34) and having at least one vertical side wall (22) for restricting the swinging motion of the bat (12), a back wall set approximately at a right angle to said side wall (22), and a lower wall set approximately at a right angle to said side wall (22), wherein said back wall and said lower wall form a continuous curved wall (24), said continuous curved wall (24) having a spherical 90Â° curvature, a first end (26) of said curved wall (24) being oriented in a substantially vertical plane and a second end (28) of said curved wall (24) being oriented at an acute angle to a substantially horizontal plane.