Iron golf club heads, iron golf clubs and golf club evaluating m

Games using tangible projectile – Golf – Club or club support

Patent

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Details

473332, 473338, 473350, A63B 5304

Patent

active

060864850

ABSTRACT:
A variety of novel clubheads and iron golf clubs with the novel heads are provided by reexamining the conventional views that iron golf clubs with a low center of gravity have good performance, and introducing a new criterion for evaluation to obtain iron golf clubs capable of sending the ball better distance. A clubhead includes a face forming portion having a face formed on the forward surface thereof, and a sole forming portion extending rearwardly from the lower end of the face forming portion. The sole forming portion has a sole formed on the bottom thereof. The sole forming portion is provided with one of a hole, a hollow portion and a filling portion near the face forming portion.

REFERENCES:
patent: 632885 (1899-09-01), Sweny
patent: 2429351 (1947-10-01), Fetterolf
patent: 3556532 (1971-01-01), Ballmer
patent: 4398965 (1983-08-01), Campau
patent: 4523759 (1985-06-01), Igarashi
patent: 5330187 (1994-07-01), Schmidt
patent: 5564705 (1996-10-01), Kobayashi
Golf catalog excerpt showing an advertisement for "Wilson Reflex" golf clubs (Japanese), dated Feb. 26, 1980.

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