Patent · US Active

Scraper device, as well as construction machine

US9644340B1 · kind B1 · utility

2Cited by

13References

18Claims

0Family size

Assignee

Wirtgen GmbH

Inventors

Heinz Kötting · Linz, DE
Herbert Ley · Wellsboro, US
Günter Hähn · Rübhausen, DE

Key dates

Filing date	Jan 19, 2017
Grant date	May 9, 2017
Priority date	—
Expiry date	Jan 19, 2037

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE02F3/783
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A scraper device for a milling drum mounted in a construction machine at a machine frame between lateral walls with a milling drum axis, with a two-part scraper blade arranged in a height-adjustable fashion behind the milling drum when seen in the direction of travel, the lower part of which can glide over the ground surface milled off by the milling drum, where the lower part of the scraper blade is adjustable in height when in operating position, it is provided that the upper part of the scraper blade is attached, at the upper end, to swivel about a swivelling axis parallel to the axis of the milling drum.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.