Patent ID: 11858746
Assignee: CATERPILLAR INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. A sprocket for use with at least one chain and including:
a body mounted for rotation about an axis, and
a plurality of teeth projecting radially outwardly from the body with respect to the axis;
the teeth including wear surfaces configured to engage respective links of the at least one chain, wherein in use the wear surfaces are progressively worn by contact with the chain to define a varying wear profile of the teeth;
wherein the sprocket further includes at least two datum connection portions spaced apart axially along the sprocket and not forming part of the wear surfaces,
the datum connection portions being configured to releasably engage a datum body extending between the datum connection portions to support the datum body in a predefined position relative to the sprocket and proximate a respective one or ones of the wear surfaces, said predefined position being independent of the wear profile.