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:
Dec. 15, 2009
Filed:
Mar. 06, 2007
Svend Erik Thomsen, Nordborg, DK;
Niels Bjarne Hansen, Aabenraa, DK;
Svend Erik Thomsen, Nordborg, DK;
Niels Bjarne Hansen, Aabenraa, DK;
Sauer-Danfoss Aps, Nordborg, DK;
Abstract
The invention concerns a hydraulic steering arrangement () with a supply connection arrangement (P, T), a working connection arrangement (A, B) connectable to a steering motor (), a steering unit () located between the supply connection arrangement (P, T) and the working connection arrangement (A, B), and a steering valve () whose outlet is connected to the working connection arrangement (A, B). It is endeavored to keep the load of such a steering arrangement small. For this purpose, the steering unit () is made as an open-center steering unit, an inlet () of the steering valve () being connected to a pressure supply arrangement () that can be activated by an activation of the steering valve ().