KNEE MODULE Russian patent published in 1997 - IPC

FIELD: lower extremity prostheses. SUBSTANCE: knee module has upper and lower forms with connecting assembly members, knee axle, split yoke embracing axle and is connected by front axle with upper fork, two-link chain connecting yoke ends and engageable with regulated stop installed in upper fork. One link of chain is connected with upper fork by regulated turnbuckle. Shock absorber is installed in slot of upper fork and resting on chain link and end of split yoke. Set screw is installed in threaded hole of upper fork after screw stop. Flexible stop is installed between front parts of upper and lower forks. EFFECT: improved design. 2 cl, 2 dwg