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:
Oct. 30, 2018
Filed:
Apr. 08, 2016
Applicant:
Ecole Polytechnique Fédérale DE Lausanne (Epfl), Lausanne, CH;
Inventors:
Assignee:
ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL), Lausanne, CH;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F03G 7/06 (2006.01); B22D 19/00 (2006.01); B22D 21/00 (2006.01); B22D 30/00 (2006.01);
U.S. Cl.
CPC ...
F03G 7/06 (2013.01); B22D 19/00 (2013.01); B22D 21/007 (2013.01); B22D 30/00 (2013.01);
Abstract
A variable stiffness device, including a core including a low melting point alloy, an encapsulation surrounding the core, the encapsulation made of an elastic material and sealing the core, and a heating device arranged around the encapsulation, configured to heat the core, wherein the elastic material of the encapsulation is subject to a tensile stress in a direction along a longitudinal extension of the thread-like variable stiffness device.