Iron golf club set

Details Iron golf club set Iron golf club set

1998-08-19

2000-06-06

Chapman, Jeanette

Games using tangible projectile

Golf

Club or club support

473349, A63B 5304

Patent

active

060711981

ABSTRACT:
In an iron golf club set including at least seven iron golf clubs of the third to ninth club numbers, each moment (Mx(gf.multidot.mm)=W.times.cos .theta..times.L) of each club of the iron golf clubs is set at a range within .+-.3% of the average value Mxm of the moments of the club heads, where W(gf) is a head weight of each of the iron golf clubs, L(mm) is a distance of a center of gravity of a head from the shaft axis line along a line normal to the shaft axis line, and .theta. (.degree.) is a lie angle of each club.

REFERENCES:
patent: 4128242 (1978-12-01), Elkins
patent: 5228688 (1993-07-01), Davis
patent: 5318296 (1994-06-01), Adams
patent: 5429353 (1995-07-01), Hoeflich
patent: 5823887 (1998-10-01), Mikame

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