Ceramic gripping element for sports shoes

Details Ceramic gripping element for sports shoes Ceramic gripping element for sports shoes

1999-06-28

2000-09-05

Patterson, M. D.

Boots, shoes, and leggings

Antislipping devices

Calks

36134, 36 67D, A43C 1304, A43C 1500, A43B 500

Patent

active

061124338

ABSTRACT:
A gripping element for sports shoes comprising a gripping element body of plastic material and a ceramic insert (2) which forms the tread surface of the gripping element and which is embedded in the gripping element body and which is embraced within the gripping element body over a part of its length by a metal sleeve (3) which is also embedded in the gripping element body. In that arrangement a plastic material layer (14) is formed between the peripheral surface of the ceramic insert and the inside surface of the metal sleeve. In order to make the plastic material layer as uniform as possible in its wall thickness. at least the part of the peripheral surface of the ceramic insert (2), that is embraced by the metal sleeve, is smooth and narrows towards the tread surface (FIG. 1).

REFERENCES:
patent: 4712318 (1987-12-01), Greiner et al.
patent: 4833796 (1989-05-01), Flemming
patent: 5572807 (1996-11-01), Kelly et al.

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