Anti-skid boot having crampon

Details Anti-skid boot having crampon Anti-skid boot having crampon

2006-12-26

2006-12-26

Kavanaugh, Ted (Department: 3728)

Boots, shoes, and leggings

Antislipping devices

Disengaging

C036S05900D

Reexamination Certificate

active

07152344

ABSTRACT:
The anti-skid boot, having a crampon, is provided with both an outer sole and a boot body. The anti-skid boot includes a crampon which is provided around an outer surface of a front part of the outer sole. The crampon includes a plurality of triangular protrusions, a plurality of oblique slots and a locking notch. The anti-skid boot further includes a plate spring which is provided between the crampon and the outer sole. The anti-skid boot further includes a plurality of support pins which is fastened to the outer surface of the outer sole after passing through the plurality of oblique slots, and a locking hook which is rotatably coupled to a predetermined position of the outer surface of the outer sole adjacent to each of the opposite ends of the crampon.

REFERENCES:
patent: 1592571 (1926-07-01), Shull et al.
patent: 3685173 (1972-08-01), Piazza
patent: 4480396 (1984-11-01), Lowe et al.
patent: 6389714 (2002-05-01), Mack
patent: 2567004 (1986-01-01), None

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