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. 27, 2004
Filed:
Aug. 01, 2002
Brueninghaus Hydromatik GmbH, Elchingen, DE;
Abstract
An adjusting device ( ) for adjusting the swash plate ( ) of an axial piston engine ( ) with a swash-plate construction has an actuating piston ( ) which acts on the swash plate ( ) of the axial piston engine ( ); and a control value ( ). The control valve ( ) is used to regulate the actuating pressure which is present in an actuating volume ( ) and which is acting on the actuating piston ( ), in accordance with a control force acting on a valve piston ( ) of the control valve ( ). The actuating piston ( ) is structurally separate from the control valve ( ) and the actuating piston ( ) is connected to the valve piston ( ) of the control valve ( ) by a readjusting spring ( ) that opposes the control force.