Carriage assembly for an elevating scraper dump linkage and meth

Excavating – Snow or ice removing or grooming by portable device – Railway clearer

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Details

214 82, 214514, 211151, 29434, 291484A, B21K 102, E02F 362

Patent

active

041331222

ABSTRACT:
A carriage assembly has first and second pairs of rollers rotatably connected to first and second sides of the carriage. First and second rail means are secured to spaced parallel sidewalls. The first rail device has first and second elongate rails positioned in end-to-end relationship at which the adjacent ends are spaced one from the other. Each of the first pair of rollers are rollably carried by respective first and second rails while the second pair of rollers are rollably carried by the second rail device.

REFERENCES:
patent: 1975327 (1934-10-01), Loney
patent: 2644588 (1953-07-01), Brown
patent: 3129657 (1964-04-01), Farley et al.
patent: 3739504 (1973-06-01), Miller
patent: 3742628 (1973-07-01), Walser et al.
patent: 3788507 (1974-01-01), Voss
patent: 3872612 (1975-03-01), Gee
patent: 3991493 (1976-11-01), Orth
patent: 3999267 (1976-12-01), Leskovec et al.
patent: 4041625 (1977-08-01), Fisher et al.

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