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:
Aug. 04, 2020
Filed:
Feb. 18, 2016
The Regents of the University of California, Oakland, FL (US);
Robert Peter Matthew, Berkeley, CA (US);
Eric John Mica, Daly City, CA (US);
Waiman Meinhold, Santa Barbara, CA (US);
Joel Alfredo Loeza, Bakersfield, CA (US);
Ruzena Bajcsy, Kensington, CA (US);
Masayoshi Tomizuka, Berkeley, CA (US);
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US);
Abstract
Semi-passive control system () comprises a pneumatic spring actuator (), a pressure regulator () in communication with the pneumatic spring actuator (), a hydraulic locking actuator (), a hydraulic valve () in communication with actuator (), a power source (), a pulley wheel (), and a cable () having a first end in contact with pulley wheel (), first and second side portions () extending from opposing sides of pulley wheel (), and a second end adapted to connect to an orthosis device (). At least one cable clamp () attaches to second side portion () of cable () and interconnects cable () to shafts () of actuators (). A central control unit () includes a processor () and a computer readable storage medium () having program instructions stored thereon for execution by the central control unit to adjust stiffness, damping or stiffness and damping parameters.