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:
Dec. 30, 2003
Filed:
Nov. 26, 2001
Applicant:
Inventors:
Kazuaki Yazawa, Chiba, JP;
Avram Bar-Cohen, St. Louis Park, MN (US);
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01B 2/910 ;
U.S. Cl.
CPC ...
F01B 2/910 ;
Abstract
A method for converting low temperature dissipated heat to other useful energy and apparatus therefor. Heat energy is transferred to a shape memory alloy using natural conduction of the heat. The kinetic energy of the shape memory alloy resulting from cyclic temperature variations is transferred to another type of energy such as electrical energy.