Excavating – Snow or ice removing or grooming by portable device – Vehicle mount with obstacle responsive trip – or yieldable tool
Patent
1986-07-28
1988-08-02
Burr, Edgar S.
Excavating
Snow or ice removing or grooming by portable device
Vehicle mount with obstacle responsive trip, or yieldable tool
15 82, 37245, 172 2, 172430, 172785, E01H 504
Patent
active
047606576
ABSTRACT:
A snow-sweeping roller for replaceable attachment to a utility road vehicle (1) having brush-equipped roller (4) rotatably affixed at the underside of the vehicle. To achieve low-wear operation of the sweeper roller (4) and simultaneously low energy consumption, a control device is provided for adjusting and changing roller rpm in accordance with the following factors:
REFERENCES:
patent: 2198407 (1940-04-01), DeBrun
patent: 3113332 (1963-12-01), Kasper
patent: 3616477 (1971-11-01), Larson
Ganzmann Herbert
Pastari Gunther
Burr Edgar S.
Cohen Moshe I.
Ing. Alfred Schmidt GmbH
Kersey George E.
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