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:
Aug. 12, 2014
Filed:
Feb. 24, 2010
Bernard Guilhamat, Saint Michel de Saint Geoirs, FR;
Sebastien Dauve, Biviers, FR;
Jonathan Fernandez, Saint-Martin-d'Heres, FR;
Florent Marquet, Saint Jean de Vault, FR;
Bernard Guilhamat, Saint Michel de Saint Geoirs, FR;
Sebastien Dauve, Biviers, FR;
Jonathan Fernandez, Saint-Martin-d'Heres, FR;
Florent Marquet, Saint Jean de Vault, FR;
Abstract
An actuator device including: a case housing an expandable material, a moving part that can move in translation as a result of the expansion and/or contraction of the expandable material, and a heater to heat the expandable material. The device also includes: a position sensor which measures the current position of the aforementioned moving part; and a positioner to position the moving part, including a controller acting on the above-mentioned heater according to the current measured position.