Excavating – Snow or ice removing or grooming by portable device – Scraper blade
Patent
1988-03-28
1989-02-14
Burr, Edgar S.
Excavating
Snow or ice removing or grooming by portable device
Scraper blade
1727011, 172747, E01H 506
Patent
active
048037907
ABSTRACT:
An improved blade for a snow plow is provided. The blade includes an inwardly curved, polyethylene moldboard which is secured in a prestressed and arcuate relationship to a structural frame. The frame includes inwardly curved, vertically extending, transversely spaced brace members and a defined space of predetermined shape exists between the moldboard and the braces for improved snow removal by the blade.
REFERENCES:
patent: 4439939 (1984-04-01), Blau
patent: 4574502 (1986-03-01), Blau
Burr Edgar S.
Cohen Moshe I.
The Louis Berkman Company
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