Golf shoe spike

Details Golf shoe spike Golf shoe spike

1986-04-14

1987-05-26

Kee Chi, James

Boots, shoes, and leggings

Antislipping devices

Calks

36127, 36134, A43C 1304, A43C 1500, A43B 500

Patent

active

046674225

ABSTRACT:
A golf shoe spike (S) comprising a ceramic pin (P) and an aluminum or aluminum alloy washer (b). The pin comprises a generally conical shank portion (11) and a seating portion (12) contiguous thereto and having an increased diameter. The washer (b) comprises a base portion (1) having an accomodating recess (3) on its top side and a central hole (5) through its bottom (6) and a flange portion (2) around said base portion (1). The pin (P) is inserted into the central hole (5) of the washer (b) and the outer peripheral wall portion (4) defining the accomodating recess (3) is caulked or drawn inwards to secure the seating portion (12) of the pin (P) tightly against the bottom portion (6) of the recess (3).

REFERENCES:
patent: 2419387 (1947-04-01), Bierer
patent: 3522669 (1970-08-01), Simons
patent: 3602889 (1971-10-01), Calvin et al.
patent: 3626611 (1971-12-01), Bernier et al.
patent: 3760514 (1973-09-01), Egtvedt
patent: 3828364 (1974-08-01), Aoyama
patent: 4445288 (1984-05-01), Fror

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