Prosthetic knee
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United States of America Patent
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Sep 26, 2017
Issued Date -
N/A
app pub date -
Feb 17, 2015
filing date -
Feb 18, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A prosthetic knee includes a housing, a chassis, and a brake member pivotally connected to the housing at a first location point and to the chassis at a second location point. A knee shaft extends through the brake member and is secured within a cavity defined by the housing. An extension assist system includes a biasing mechanism located inside of the chassis and an extension assist link. The extension assist link includes a body portion operatively connected to the biasing mechanism and a pair of arm portions situated in at least one slot defined by the knee shaft. The arm portions are pivotally connected to the knee shaft at a third location point located a distance from the first location point.
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