A trainer device for a golf club comprises an elongate sighting arm (11). The sighting arm is removably attached to the golf club and includes a sighting arm (11) which extends forwardly of the golf club head along a line generally perpendicular to the shaft of the golf club. This line lies in a generally vertical plane which passes through a predetermined location on the club head, e.g. the centre of the club head.
申请公布号
WO9719734(A3)
申请公布日期
1997.07.24
申请号
WO1996GB02828
申请日期
1996.11.18
申请人
PANNU, JASWANT, SINGH;FORBES, DON;FRANCIS, STEPHEN, ANTHONY