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.

Date of Patent:
Feb. 24, 2026

Filed:

Feb. 08, 2024
Applicant:

Exonetik Inc., Sherbrooke, CA;

Inventors:

Pascal Larose, Sherbrooke, CA;

Marc Denninger, Sherbrooke, CA;

Jean-Sebastien Plante, Sherbrooke, CA;

Jean-Philippe Lucking Bigue, Sherbrooke, CA;

Catherine Veronneau, Waterville, CA;

Assignee:

EXONETIK INC., Sherbrooke, CA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61H 3/00 (2006.01); A61F 2/70 (2006.01); A61F 5/01 (2006.01); A61H 1/02 (2006.01); B25J 9/00 (2006.01); F16D 37/02 (2006.01); A61F 2/68 (2006.01); A61F 2/74 (2006.01); F16D 37/00 (2006.01);
U.S. Cl.
CPC ...
A61F 2/70 (2013.01); A61F 5/0127 (2013.01); A61F 5/013 (2013.01); A61H 1/0281 (2013.01); B25J 9/0006 (2013.01); F16D 37/02 (2013.01); A61F 2002/6845 (2013.01); A61F 2002/6863 (2013.01); A61F 2/74 (2021.08); A61F 2/741 (2021.08); A61F 2005/0155 (2013.01); A61H 2201/1207 (2013.01); A61H 2201/1616 (2013.01); A61H 2201/165 (2013.01); F16D 2037/004 (2013.01);
Abstract

A system comprises one or more wearable devices including a first body interface adapted to be secured to a first bodily part. A second body interface is adapted to be secured to a second bodily part separated from the first bodily part by a physiological joint. One or more joints provide one or more degrees of freedom between the first body interface and the second body interface. A magnetorheological (MR) fluid actuator unit comprises one or more power sources. An MR fluid clutch apparatus receiving torque from the at least one power source, the at least one MR fluid clutch apparatus operable to generate a variable amount of torque transmission when subjected to a magnetic field. A transmission couples the MR fluid actuator unit to the wearable device for converting torque from the MR fluid actuator unit to relative movement of the body interfaces with respect to one another.


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