Games using tangible projectile – Golf – Club or club support
Patent
1998-09-30
2000-12-19
Passaniti, Sebastiano
Games using tangible projectile
Golf
Club or club support
473324, 473345, 473349, A63B 5304
Patent
active
061621307
ABSTRACT:
A golf club head comprising a face portion and a main body portion, wherein at least the face portion or a face of the face portion comprises an amorphous alloy having a glass transition range. The amorphous alloy preferably has a composition represented by the general formula X.sub.a M.sub.b Al.sub.c (where X is at least one element selected from the group consisting of Zr and Hf, M is at least one element selected from the group consisting of Mn, Fe, Co, Ni, Ti and Cu, and a, b and c are, in atomic percentages, 25.ltoreq.a.ltoreq.85, 5.ltoreq.b.ltoreq.70 and 0<c.ltoreq.35), and comprises at least 50% by volume thereof being an amorphous phase. The golf club head has a high strength and yet has a low elastic modulus.
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"Breakthrough Technology That Will Change The Game Forever"[online]. Liquidmetal Golf, [retrived Jan. 16, 1999]. Retrieved from the Internet: <URL: http://www.liquidmetalgold.com/facts/facts.html>.
"Long Shot for Zirconium" [online]. American Metal Market--Roskill Metals Analysis, 1997 [retrieved Aug. 29, 1999]. Retrived from the Internet: <URL: http://204.243.31.24/inside/roskanal/1997/rosk0808.html>.
Inoue Akihisa
Masumoto Tsuyoshi
Nagai Yoshitaka
Uoya Akihiro
Akihisa Noue
Passaniti Sebastiano
Tsuyoshi Masumoto
YKK Corporation
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