Patent ID: 7699332

Claim:
A stem assembly for a bicycle comprising a body having a distal end; a proximal end; a handlebar mount being formed on the distal end of the body and having a handlebar hole being formed transversely through the handlebar mount; and a fork mount being formed on the proximal end of the body and having an internal surface; a top end; a bottom end; a head tube hole being formed transversely through the fork mount; and two smooth recesses being hemispherical, being formed in the internal surface of the fork mount and facing each other; a clamp being mounted inside the head tube hole of the body and having two jaws being mounted in the head tube hole and each jaw being curved corresponding to the internal surface of the fork mount and having an external surface; a lower end; and a convex hemisphere being formed on and protruding from the external surface of the jaw and being mounted moveably in and abutting a corresponding smooth recess in the fork mount; and a connecting device being connected to the fork mount of the body and the clamp and having a cap being mounted on the fork mount of the body; a spacer being mounted on the cap; and a fastener pressing against the spacer and extending through the spacer, the cap and in the body.