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:
Sep. 28, 2021
Filed:
May. 07, 2019
Applicants:
U.s. Department of Veterans Affairs, Washington, DC (US);
Regents of the University of Minnesota, Minneapolis, MN (US);
Inventors:
Andrew H. Hansen, Apple Valley, MN (US);
Eric A. Nickel, Chicago, IL (US);
Assignees:
U.S. Department of Veterans Affairs, Washington, DC (US);
Regents of the University of Minnesota, Minneapolis, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/66 (2006.01); A61F 2/74 (2006.01); A61F 2/50 (2006.01); A61F 2/30 (2006.01);
U.S. Cl.
CPC ...
A61F 2/6607 (2013.01); A61F 2002/30505 (2013.01); A61F 2002/5006 (2013.01); A61F 2002/6614 (2013.01); A61F 2002/6642 (2013.01); A61F 2002/745 (2013.01); A61F 2002/748 (2013.01);
Abstract
An ankle-foot prosthesis includes a foot plate, an ankle frame attached to the foot plate, a yoke pivotally connected to the ankle frame and including a member for attaching to a leg, a damper having a first end connected to the yoke and a second end connected to the ankle frame, and a control mechanism for switching the damper between low and high settings.