Patent ID: 7335117

Claim:
A swing training device comprising: a base; a swivel plate rotatably attached to the base, the swivel plate comprising a back foot positioning structure comprising a toe stop for positioning a user's back foot in an address position, the swivel plate rotatable relative to the base as the user's back foot moved from its address position to a swinging position; a step plate securably attachable to the base in any of a plurality of positions relative to the swivel plate in response to a size of the user, the step plate comprising a front foot positioning structure comprising a toe stop for positioning the user's front foot in an address position; the front foot positioning structure comprising a foot guard comprising a height over which the user must lift the front foot to move the front foot from its address position to a swinging position; the step plate comprising a bottom surface for contacting the base and a key extending from the bottom surface; the base comprising a plurality of keyways for alternatively receiving the key when the step plate is positioned on the base in alternative ones of the plurality of positions; a locking mechanism for selectively securing the key in any selected one of the keyways; the base comprising a top plate comprising the keyways formed there through; and the locking mechanism comprising a locking plate slidably disposed under the top plate and comprising an alternating plurality of grooves and tongues, the grooves being aligned with respective keyways for receiving the key when the locking mechanism is in a release position and the tongues being slidably positioned to be in alignment with the keyways for blocking the removal of the key from the selected keyway when the locking mechanism is in a locked position.