Patent ID: 7900861

Claim:
A replaceable tooth for use in a replaceable tooth assembly, said replaceable tooth comprising: a body portion; and a tooth portion, said body portion extending along a longitudinal axis through said body portion, and said tooth portion being attached at one end of said body portion, a bottom face of the body portion, distal to the one end of said body portion where the tooth portion is attached, being tapered in a plane angled to the longitudinal axis, the body portion including a longitudinal aperture through said body portion configured to receive a connection element, the longitudinal aperture extending from the tapered bottom face of the body portion to a shaped recess of the body portion being formed near to said tooth portion, the shaped recess extending inwardly from a side of the body portion and extending longitudinally upward towards said tooth portion from a point partway along a length of said body portion, and the shaped recess having at least two sides tapering outwardly relative to the longitudinal axis in a longitudinal direction towards said tooth portion.