Golf swing trainer

Claim 1

A GOLF SWING TRAINING DEVICE COMPRISING IN COMBINATION, A SIMULATED CLUB FOR SWINGING IN AN ARC CORRESPONDING TO A FULL GOLF SWING AND A GUIDE MEMBER TO BE DISPOSED AT GROUND LEVEL AT THE POSITION OF A GOLF BALL, SAID CLUB HAVING A SHAFT TERMINATING IN A HEAD AT ITS BOTTOM, SAID HEAD BEING A RELATIVELY THIN RECTANGULAR BLOCK PARALLEL TO THE GROUND WHEN THE SHAFT IS HELD IN NORMAL POSITION OF ADDRESS TO A BALL, SAID GUIDE MEMBER INCLUDING A BASE, A PAIR OF PARALLEL, UPSTANDING RAILS SECURED TO SAID BASE AND A PAIR OF INTURNED FLANGES RESPECTIVELY FIXED TO THE UPPER EDGES OF SAID RAILS AND PROJECTING TOWARD EACH OTHER WITHOUT TOUCHING, SAID RAILS DEFINING A SPACE BETWEEN THEM AT LEAST EQUAL TO THE WIDTH OF SAID SIMULATED CLUB HEAD AND OF A LENGTH APPROXIMATELY EQUAL TO THE LENGTH OF SAID SIMULATED CLUB HEAD, AND SAID FLANGES BEING SPACED APART A SUFFICIENT DISTANCE TO PERMIT PASSAGE OF SAID SHAFT WHEN THE SIMULTATED CLUB HEAD IS SWUNG THROUGH THE SPACE BETWEEN THE RAILS.