Patent ID: 6077301
Filing Date: 2000-06-20
Classification: A61F

Abstract:
A resilient insert for a jointless artificial foot having a forward toe region, a rearward heel region, a lower sole region extending from the toe region to the heel region, an upper ankle region for connecting to a leg, and an Achilles'-tendon region between the heel region and the ankle region, the resilient insert comprising:a first spring having a rearward opening, generally C-shaped cross-section when viewed in a longitudinal, vertical plane;a second spring being connected to said first spring and extending forward from said first spring to a free end in the toe region, said second spring including a saddle on a top side of said second spring receiving a bottom portion of the first spring;an adapter connected to a top portion of said first spring and adapted for releasably connecting the resilient insert to the leg;a bearing block being connected to said second spring rearward of said first spring; anda tie element having a first articulated connection with respect to said top portion of said first spring and a second articulated connection to said bearing block, said tie element extending approximately parallel to a longitudinal direction of said second spring when there is no load on the resilient insert.