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. 17, 2017
Filed:
Mar. 14, 2014
Applicant:
Yale University, New Haven, CT (US);
Inventors:
Aaron Dollar, New Haven, CT (US);
Kamran Shamaei Ghahfarokhi, New Haven, CT (US);
Assignee:
YALE UNIVERSITY, New Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61H 3/00 (2006.01); A61F 5/01 (2006.01);
U.S. Cl.
CPC ...
A61F 5/0102 (2013.01); A61F 2005/0169 (2013.01);
Abstract
The present invention relates to an impedance modulation device for an orthotic application. The device includes a high-stiffness loading spring, a low-stiffness return spring, a shaft having an output connector, and an engagement mechanism. When the engagement mechanism engages the shaft, the device exhibits a high stiffness at the output connector, and wherein when the engagement mechanism disengages the shaft, the device exhibits a low stiffness at the output connector.