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:
Nov. 16, 2010
Filed:
Jul. 15, 2004
Jerome Delamare, Grenoble, FR;
Orphee Cugat, Poisat, FR;
Christel Dieppedale, Crolles, FR;
Jerome Meunier-carus, La Tour du Pin, FR;
Jerome Delamare, Grenoble, FR;
Orphee Cugat, Poisat, FR;
Christel Dieppedale, Crolles, FR;
Jerome Meunier-Carus, La Tour du Pin, FR;
Commissariat a L'Energie Atomique, Paris, FR;
Institut National Polytechnique de Grenoble, Grenoble, FR;
Universite Joseph Fourier, Grenoble, FR;
Centre National de la Recherche Scientifique, Paris, FR;
Abstract
This is a magnetic actuator including a mobile magnetic portion (), a fixed magnetic portion () provided with at least two attraction areas () for the mobile magnetic portion (), and means () for triggering the displacement of the mobile magnetic portion (), the mobile magnetic portion () being in levitation when it is not in contact with an attraction area (). The mobile magnetic portion () includes a magnet-based part () with reduced magnet weight, this part () having an overall volume, and a mass which is less than the one it would have if its overall volume was totally occupied by the magnet.