Patent · US Active

Construction vehicle for preparation of a road surface

US9297125B2 · kind B2 · utility

5Cited by

5References

7Claims

0Family size

Assignee

BOMAG GmbH · DE

Inventors

Manfred Hammes · Emmelshausen, DE
Jens-Martin Zehbe · Boppard, DE

Key dates

Filing date	May 8, 2013
Grant date	Mar 29, 2016
Priority date	—
Expiry date	May 8, 2033

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE01C2301/00
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

The invention relates to a construction vehicle for preparation of a road surface, more particularly a road milling machine or a ground stabilizer, comprising a rotatably driven milling cutter, more particularly a milling rotor or a milling drum, and a drive unit for a milling tool, comprising a drive motor and a gear unit interposed between the drive motor and the milling cutter, wherein the gear unit is in the form of a cogwheel gearbox and comprises at least two gear pairings having different gear ratios, wherein the gear pairings can be selectively engaged to form part of the drive connection or disengaged therefrom.

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