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:
Apr. 13, 2010
Filed:
Jun. 28, 2005
Rolf-joachim Rathke, Kiel, DE;
Erhard Bergmann, Mirow, DE;
Rolf-Joachim Rathke, Kiel, DE;
Erhard Bergmann, Mirow, DE;
Brueninghaus Hydromatik GmbH, Elchingen, DE;
Abstract
A hydraulic steering system () including a hydraulic steering unit () and an auxiliary device (). Said The steering unit () feeds a hydraulic medium to a steering cylinder () according to the movement of a steering wheel (). The auxiliary device () includes a valve unit () and also feeds a hydraulic medium to the steering cylinder () according to the movement of the steering wheel (), in order to assist the steering movement. The hydraulic medium ejected or discharged from the steering cylinder () as a result of the hydraulic medium fed thereinto flows back into a tank () or to a pump () through the steering unit ().