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. 03, 1999
Filed:
Jul. 25, 1997
Applicant:
Inventor:
Bernd Langkamp, Stuttgart, DE;
Assignee:
Mercedes-Benz AG, Stuttgart, DE;
Primary Examiner:
Int. Cl.
CPC ...
B62D / ; B62D / ;
U.S. Cl.
CPC ...
180422 ; 180405 ; 180446 ;
Abstract
A device for the parameter-dependent control of a reaction force at an operating element, in particular a steering wheel of a motor vehicle, of a hydraulic power steering system. In this case, a parameter-dependent additional force is generated by an electric motor in addition to a hydraulically generated servo positioning force.