Excavation bucket

Details Excavation bucket Excavation bucket

1988-07-28

1990-01-30

Wiecking, David A.

Excavating

Snow or ice removing or grooming by portable device

Railway clearer

37141R, 414722, E02F 340

Patent

active

048964441

ABSTRACT:
An excavation bucket having a closed top and an open front and comprising two opposed sidewalls each with a flat and an outwardly extending flanged portion, which bucket digs an excavation which has a combination of a vertical wall area with an adjacent and contiguous sloped wall area. Teeth are mounted outwardly from the flanged portions of the sidewalls producing a terracing effect in the sloped sidewall area of the excavation.

REFERENCES:
patent: 2972425 (1961-02-01), Anderson et al.
patent: 3531161 (1970-09-01), Conn
patent: 3958347 (1976-05-01), Heitman
patent: 4037337 (1977-07-01), Hemphill
patent: 4314789 (1982-02-01), Luigi
patent: 4321762 (1982-03-01), Hemphill
patent: 4476641 (1984-10-01), Ballinger
patent: 4719711 (1988-01-01), Sieber et al.

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