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. 07, 2020
Filed:
Jun. 16, 2017
Commissariat a L'energie Atomique ET Aux Energies Alternatives, Paris, FR;
Julie Abergel, Grenoble, FR;
Jean-Sebastien Danel, Echirolles, FR;
Emmanuel Defay, Grenoble, FR;
Gwenael Le Rhun, Renage, FR;
Abstract
This invention relates to an electromechanical actuator comprising a support and a deformable element comprising a portion anchored to at least one anchoring zone of the support and mobile portion, the deformable element comprising an electro-active layer, a reference electrode arranged on a first face of the electro-active layer an actuating electrode arranged on a second face, opposite the first face, of the electro-active layer comprises a capacitive device for measuring the deformation of the deformable element, said device being at least partially formed by a capacitive stack comprising a measuring electrode on the second face of the electro-active layer, a measuring portion of the reference electrode located facing the measuring electrode, and a portion of the electro-active layer inserted between the measuring electrode.