Patent · US Expired

Construction machine and milling roller

US6877818B1 · kind B1 · utility

38Cited by

6References

32Claims

0Family size

Assignee

Wirtgen GmbH

Inventors

Olaf Gaertner · Farster Bauerschaft, DE
Guenter Haehn · Rübhausen, DE
Bernd Holl · Linz, DE

Key dates

Filing date	Jul 14, 2000
Grant date	Apr 12, 2005
Priority date	—
Expiry date	Jul 16, 2020

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE01C23/088
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

In a construction machine comprising a machine frame (2) having a milling roller (18) arranged for rotation therein, the milling roller (18) comprising a roller base body (19) driven by a milling roller drive device (11 to 15) via a transmission unit (32), and a milling tube (25) to be coaxially mounted on the roller base body (19) and to be attached in a manner allowing exchange thereof, with the milling tube (25) carrying cutting tools on its outer surface (46), it is provided that the milling tube (25) comprises fastening elements (28), radially projecting from the inner surface (44), by which the milling tube (25) can be mounted in a rotationally fixed manner to the roller base body (19) or to a member connected to the roller base body (19).

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