Excavating – Snow or ice removing or grooming by portable device – Railway clearer
Patent
1989-05-23
1991-10-29
Corbin, David H.
Excavating
Snow or ice removing or grooming by portable device
Railway clearer
37 84, 37106, 37135, 299 67, 105 291, 105150, B61C 1100, E02F 350
Patent
active
050604058
ABSTRACT:
A bucket loader wherein the bucket is pivotally mounted at one end of an arm. The other end of the arm is pivotably connected to the locomotive of a multiple-trolley train which is mounted for travel along an overhead monorail in a surface mine or in an underground excavation. The bucket can be tilted by two chains each of which is connected to a winch on a discrete trolley of the train.
REFERENCES:
patent: 701593 (1902-06-01), Mahoney
patent: 1000429 (1911-08-01), Moore
patent: 1902691 (1933-03-01), Downie
patent: 4133267 (1979-01-01), Farkas
patent: 4353308 (1982-10-01), Brown
Michaely Werner
Siffrin Horst
Corbin David H.
Kontler Peter K.
Olsen Arlen L.
Walter Becker GmbH
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