Excavating – Snow or ice removing or grooming by portable device – Railway clearer
Patent
1976-07-01
1977-07-19
Eickhoff, E. H.
Excavating
Snow or ice removing or grooming by portable device
Railway clearer
37103, 214138R, 371175, E02F 346
Patent
active
040359360
ABSTRACT:
An excavating device is disclosed which is capable of attachment to a conventional hydraulic boom structure having a power-driven winch cable. The device has a bucket pivotably mounted thereon, such that when the device is attached to the boom structure in a first mode, the bucket can be driven by the winch cable as a shovel and when attached to the boom structure in a second mode, the bucket can be driven by the winch cable as a back hoe.
REFERENCES:
patent: 3049252 (1962-08-01), Noll
patent: 3184085 (1965-05-01), Randall et al.
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