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:
Aug. 27, 2002
Filed:
Oct. 06, 1999
Peter Gade Peistrup, Nordborg, DK;
John Børsting Jensen, Nordborg, DK;
John Kristensen, Sønderborg, DK;
Sauer-Danfoss Holding A/S, Nordborg, DK;
Abstract
Hydraulic steering arrangement ( ) with a steering handwheel ( ), which is connected with a manual. pump ( ), a pump ( ) supplying hydraulic fluid, a steering motor ( ) and a steering valve ( ) arranged between pump ( ) and steering motor ( ) and having a valve element ( ) steering the flow of hydraulic fluid between the pump ( ) and the steering motor ( ), the valve element ( ) being displaceable by hydraulic pressures originating from the manual pump. In such a steering arrangement it is wanted to create the opportunity of implementing various functions, without having to abandon the ordinary hydraulic control. For this purpose, the valve element ( ) has an additional drive ( ).