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:
Sep. 04, 2001
Filed:
Aug. 26, 1999
Wilhelm Göllner, Neumünster, DE;
Sauer-Danfoss Inc., Ames, IA (US);
Abstract
A description is given of an adjustable hydrostatic axial piston machine whose angle can be varied by means of a servo-piston (,) to which actuating pressure can be applied and which is connected to an electrohydraulic control valve. The control valve has a control piston (,) and a control sleeve (,) which can be moved axially relative to one another. The control piston (,) can be axially adjusted with a stepper motor (,), and the control sleeve (,) is coupled mechanically or hydraulically to an adjusting mechanism (,) for the angle for the purpose of feeding back the angle.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile