Boots – shoes – and leggings – Antislipping devices – Calks
Patent
1976-08-26
1977-07-19
Lawson, Patrick D.
Boots, shoes, and leggings
Antislipping devices
Calks
36134, A43C 1500, A43B 500
Patent
active
040359344
ABSTRACT:
An athletic shoe assembly for convenient removal and replacement of a spike therefor. The assembly includes an inner plate between the inner and outer soles of the shoe or between the inner sole and the heel of a shoe. Attached to the inner plate is a spike receiving member defining opposed slits in the sides thereof, into which protrudes opposed retaining springs anchored within the outer sole or heel of an athletic shoe. The spike assembly includes an outer plate, a spike member defining opposed removal channels and sealing means for preventing the clogging of the spike removal channels during use. A spike removal tool is also provided for disengaging the spike member after it has been used by insertion to the spike receiving member.
REFERENCES:
patent: 2607135 (1952-08-01), Langer
patent: 3566489 (1971-03-01), Morley
Lawson Patrick D.
Yavner Stanley J.
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