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:
Jul. 20, 2010
Filed:
Apr. 05, 2007
Marcello Colli, Reggio Emilia, IT;
Eugenio Dragoni, Lugo, IT;
Nazario Bellato, Bologna, IT;
Andrea Baldassari, Bologna, IT;
Marcello Colli, Reggio Emilia, IT;
Eugenio Dragoni, Lugo, IT;
Nazario Bellato, Bologna, IT;
Andrea Baldassari, Bologna, IT;
Magneti Marelli Powertrain S.p.A., Viale Aldo Borletti, IT;
Abstract
An actuator having a fixed part, a movable part movable with respect to the fixed part in a travelling direction, and a non-contact position sensor connected to the movable part to read the position of the movable part. The position sensor has a reading device connected to the fixed part and having a ferromagnetic core; and a magnetic cursor, which is integrated in the movable part, is defined by a magnetized portion of the movable part, and is so magnetized as to locally saturate the ferromagnetic core at the magnetic cursor.