| 摘要 |
<p>An ergonomic weight support device for a seat comprising a housing having a channel defined by at least one guide boss, an extending element having an unanchored weight supporting end and an engaged end slidingly disposed within the channel of said housing and an actuator fixedly attached to said housing and in moving communication with said extending element whereby said actuator mediates the weight supporting end of said extending element between a substantially retracted position and an extended position.</p> |
