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:
May. 12, 1998
Filed:
Jan. 31, 1997
Franz Bender, Wendlingen, DE;
Mercedes-Benz AG, Stuttgart, DE;
Abstract
In a valve control for an internal combustion engine, particularly an exhaust gas recirculation valve comprising a valve with a valve stem and a valve disc axially movably supported in a housing for moving the valve disc out of, and into, seating engagement with a valve seat for opening and closing a gas flow passage, a rotary magnet structure with a motion transmitting mechanism is provided with an actuator arrangement for converting rotation of the rotary magnet to axial motion of the valve member by way of a cam track structure disposed between means rotating with the rotary magnet arrangement and a valve guide supporting the valve for only axial movement from and onto the valve seat.