Excavating – Snow or ice removing or grooming by portable device – Snow or ice surface groomer
Patent
1988-10-13
1990-07-17
Burr, Edgar S.
Excavating
Snow or ice removing or grooming by portable device
Snow or ice surface groomer
37234, 37236, 180139, 414918, 254389, E01H 400, E01H 504
Patent
active
049412752
ABSTRACT:
A snow groomer vehicle hydraulic hose guide having a hard plastic removable insert installed within a metallic back-up ring, for use upon snow grooming vehicles and associated equipment. The insert has a very smooth surface and is shaped to provide substantial hose contact area. The guide ring substantially extends the useful life of the rubberoid hydraulic hoses widely used on such equipment.
REFERENCES:
patent: 2640664 (1953-06-01), Porter
patent: 4111319 (1978-09-01), Matsuyoshi et al.
patent: 4241960 (1980-12-01), Hentschel
patent: 4274165 (1981-06-01), Ivko et al.
patent: 4397061 (1983-08-01), Kanzaka
Beeley Michael G.
Gittins James D.
Sinykin William B.
Burr Edgar S.
Cohen Moshe I.
Logan Manufacturing Company
Osburn A. Ray
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