Excavating – Snow or ice removing or grooming by portable device – Scraper blade
Patent
1987-05-07
1988-05-03
Burr, Edgar S.
Excavating
Snow or ice removing or grooming by portable device
Scraper blade
37281, 1727011, E01H 506
Patent
active
047411163
ABSTRACT:
A snow plow wing assembly (10) comprising a pair of heavy duty plow wing extension units (11) adapted to be secured at a fixed angle relative to a conventional vehicle mounted snow plow (100) wherein each of the extension units (11) comprise a blade element (12), a mounted bracket (13); a brace element (14) extending between the blade element (12) and the mounting bracket (13); a stabilizing arm (15); a resilient guard element (16); and releasable securing means (50) for attaching the wing assembly (10) to the vehicle mounted snow plow (100).
REFERENCES:
patent: 2092990 (1937-09-01), Southwick
patent: 3055126 (1962-09-01), Emhof
patent: 3216337 (1965-11-01), MacDonald
patent: 3279104 (1966-10-01), Wandscheer et al.
patent: 4073077 (1978-02-01), Essel et al.
patent: 4077139 (1978-03-01), Fagervold et al.
patent: 4145825 (1979-03-01), Bertolino
patent: 4275514 (1981-05-01), Maura
Dowler Lester O.
Engle Edward P.
Burr Edgar S.
Cohen Moshe I.
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