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:
Jun. 26, 2012
Filed:
Sep. 29, 2008
Erwin Mueller, Renningen, DE;
Klaus Schudt, Nordheim, DE;
Michael Duerr, Gechingen, DE;
Rene Deponte, Weil im Schoenbuch, DE;
Guido Daimer, Kornwestheim, DE;
Erwin Mueller, Renningen, DE;
Klaus Schudt, Nordheim, DE;
Michael Duerr, Gechingen, DE;
Rene Deponte, Weil im Schoenbuch, DE;
Guido Daimer, Kornwestheim, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
An electromagnetic pressure regulating valve has a valve portion for conducting and regulating the pressure of an operating medium, such as oil, a magnet portion for actuating the valve portion for regulating the pressure of the operating medium and having a magnet housing, in which a magnet core is located that as needed exerts magnetic force on an armature, located in the magnet housing, a spring with a spring force generating a pressure activation threshold to be overcome upon regulation and located between the armature and an adjusting ball that is located in a pole piece of the magnet housing, and the spring has regions of different diameter.