Articulated scraper blade system

Excavating – Snow or ice removing or grooming by portable device – Vehicle mount with obstacle responsive trip – or yieldable tool

Reexamination Certificate

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Details

C172S264000

Reexamination Certificate

active

07107709

ABSTRACT:
An articulated scraper blade system mounted to a snow plow blade length installed in the front of a vehicle for snow scraping, which comprises a multitude of carbide sections moving independently when they strike an obstacle on a road surface.

REFERENCES:
patent: 1383409 (1921-07-01), Volney
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patent: 5140763 (1992-08-01), Nichols, IV
patent: 5191729 (1993-03-01), Verseef
patent: 5471770 (1995-12-01), Ferreira
patent: 5697172 (1997-12-01), Verseef
patent: 5819443 (1998-10-01), Winter
patent: 6094845 (2000-08-01), Lela

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