Amusement devices: games – Surface projectile game; game element – Simulated game
Patent
1992-02-19
1993-04-06
Marlo, George J.
Amusement devices: games
Surface projectile game; game element
Simulated game
273190A, 33262, 33366, 2199, 116222, 116307, A63B 6936
Patent
active
051997126
ABSTRACT:
A golf swing training apparatus is disclosed having a housing, a circuit board, a buzzer, a battery, an on/off switch, and a pair of mercury switches. The housing has a clip member extending therefrom with the housing being capable of attachment in a preferred and alternate embodiment in conjunction with an item of headgear worn by a golfer for indicating undesirable movement of the golfer's head while executing a golf club swing.
REFERENCES:
patent: 1569766 (1924-08-01), McArdle
patent: 1668023 (1928-03-01), Murphy
patent: 4098509 (1978-04-01), Van Krevelen
patent: 4560166 (1985-12-01), Emerson
patent: 4789160 (1988-12-01), Dollar et al.
patent: 4790539 (1988-12-01), Clark
patent: 4911441 (1990-03-01), Brunner
patent: 5108104 (1992-04-01), Johnson
patent: 5150104 (1992-09-01), Thomas et al.
Holstein Richard W.
Hoyle, Jr. Fred L.
Phillips Patrick S.
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