Ejector type scraper

Details Ejector type scraper Ejector type scraper

1980-05-19

1982-01-05

Eickholt, E. H.

Excavating

Snow or ice removing or grooming by portable device

Railway clearer

37129, E02F 928

Patent

active

043086772

ABSTRACT:
There is disclosed an ejector type scraper wherein an ejector having a generally vertical front face is moved between rearward and forward positions, during loading and unloading of the bucket of the scraper, by means of hydraulically operated, extendible and retractable actuators mounted on the opposite side walls of the bucket.

REFERENCES:
patent: 3693273 (1972-09-01), Sullivan
patent: 3739504 (1973-06-01), Miller
patent: 3742628 (1973-07-01), Walser et al.
patent: 3931687 (1976-01-01), Johns, Jr.
patent: 3995383 (1976-12-01), Breitenstein et al.
patent: 4041625 (1977-08-01), Fisher et al.
patent: 4109400 (1978-08-01), Richardson
patent: 4133122 (1979-01-01), Girard et al.

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