The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 21, 2017
Filed:
Jun. 22, 2016
Wirtgen Gmbh, Windhagen, DE;
Christoph Menzenbach, Neustadt/Wied, DE;
Bernd Walterscheid, Hennef, DE;
Cyrus Barimani, Königswinter, DE;
Günter Hähn, Königswinter, DE;
Wirtgen GmbH, , DE;
Abstract
A device for working ground surfaces or roadways including a machine frame and a working drum in a drum housing arranged on said machine frame, where no less than one spraying device extending parallel to the working drum and featuring several outlet nozzles for spraying agents arranged next to one another and directed towards the working drum is arranged on the drum housing. Wherein each outlet nozzle includes a drivable closing mechanism with a closing element which, in an open position, fully uncovers the nozzle channel of the outlet nozzle. In a closed position, closes the nozzle channel. Such that the following functions are achieved: that a controller drives the closing mechanisms, with the outlet nozzles and the related closing elements being adapted to one another in such a fashion that the flow cross-section in the outlet nozzle is variable in accordance with the position of the closing element on a specified path between the open position and closed position.