Patent ID: 6699138
Filing Date: 2004-03-02
Classification: A63B

Abstract:
A golf swing indication device comprising:a base plate being mounted to a shaft of a golf club; a rotary tilt switch unit including a tilt switch, said rotary tilt switch unit being pivotally mounted to said base plate, said tilt switch including a first contact, a second contact, and a conductive ball, electrical current flowing through said first and second contacts when said conductive ball makes an electrical connection with said first and second contacts; an indication device being powered by an electrical power source and connected to said tilt switch, said indication device emitting light or sound when said tilt switch is closed; and said rotary tilt switch unit being rotated according to the length of swing, said tilt switch being open when the golf club is held adjacent to a golf ball, said indication device emitting light or sound if a jerky motion occurs during the swing which causes said conductive ball to make an electrical connection with said first and second contacts.