SCRAPER BUCKET Russian patent published in 2012 - IPC E02F3/64 

FIELD: construction.

SUBSTANCE: invention refers to digging transport machines, in particular - to scrapers. A scraper bucket comprises side walls, with cutting knives, a rear sliding wall, a bottom with stepped knives, a front composite gate made of hingedly joined external and internal parts equipped with a drive, and a scoop cutting element. The inner part of the composite front gate is made of two blocks adjacent to side walls of the bucket, between which there is a scoop cutting element installed at the bottom, on the lower side of which there are support elements, contacting with stepped knives of the bottom, and on top the units of the inner part of the composite front gate are connected with a cross beam, the front part of the working space of the scoop cutting element is closed with an outer part of the composite front gate, and side walls of the scoop cutting element are increased by height to the cross beam.

EFFECT: reduced energy intensity of digging.

6 dwg