Excavating – Snow or ice removing or grooming by portable device – Railway clearer
Patent
1975-02-06
1976-07-06
Mancene, Louis G.
Excavating
Snow or ice removing or grooming by portable device
Railway clearer
37DIG3, 56 161, 214 79, 214138R, E02F 376
Patent
active
039673979
ABSTRACT:
A back hoe or tractor attachment for material handling apparatus. The attachment is used with a main frame and a swing frame pivotally mounted on said main frame for lateral and vertical swinging movement thereon. The attachment comprises a first member pivotally mounted on said swing frame; a rake is operatively mounted on said first member and a cable or chain is connected, on the one hand, to the free end of the first member and, on the other hand, to the swing frame, so that the first member is pivotally connected at one end to the swing frame and is suspended at the other end from the swing frame when the back hoe or tractor is in operation.
REFERENCES:
patent: 2388411 (1945-11-01), Hicks
patent: 2710515 (1955-06-01), Johannesen
patent: 2737769 (1956-03-01), Donald
Eskovitz J. N.
Mancene Louis G.
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