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. 01, 2011
Filed:
Aug. 29, 2008
Ian David Wilson, Simpsonville, SC (US);
Bradley James Miller, Simpsonville, SC (US);
Henry Grady Ballard, Jr., Easley, SC (US);
Eric Scicchitano, Montreal, CA;
Ian David Wilson, Simpsonville, SC (US);
Bradley James Miller, Simpsonville, SC (US);
Henry Grady Ballard, Jr., Easley, SC (US);
Eric Scicchitano, Montreal, CA;
General Electric Company, Schenectady, NY (US);
Abstract
An actuating device includes: at least one first elongated member having a first coefficient of thermal expansion (CTE); and at least one second elongated member having a second CTE different from the first CTE, the second elongated member being nested within the first elongated member, the device being configured to displace a portion of the device a selected distance along a major axis of the device based on a relationship between the first CTE and the second CTE in response to a change in temperature.