Patent ID: 7753610

Claim:
An adjustment mechanism for an appendage elevation system, the adjustment mechanism comprising: a housing having a first end, a second end, a clearance portion in communication with a locking portion, and a housing aperture, the locking portion formed by a slot adjacent the clearance portion; a first pin member telescopically received within the first end of the housing; a second pin member telescopically received within the second end of the housing; a telescopic engagement mechanism mounted in the clearance portion, having a first arm and a second arm, the first arm adapted to telescopically move the first pin member, and the second arm adapted to telescopically move the second pin member; the telescopic engagement mechanism rotatable between the clearance portion and the locking portion of the housing, said locking portion resisting telescopic movement of the arms; a locking mechanism received within the housing and adapted to rotate with the telescopic engagement mechanism, and engage the housing aperture when the telescopic engagement mechanism is rotated to the locking portion of the housing.