sprocket(redirected from Drive sprocket)
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Related to Drive sprocket: sprocket wheel
1. a relatively thin wheel having teeth projecting radially from the rim, esp one that drives or is driven by a chain
2. an individual tooth on such a wheel
3. a cylindrical wheel with teeth on one or both rims for pulling film through a camera or projector
A tooth on the periphery of a wheel or cylinder to engage in the links of a chain, the perforations of a motion picture film, or other similar device.
sprocket, cocking piece, sprocket piece
In roofing, a strip of wood, fixed to the upper side of rafters at the eaves; raises the edge of the eaves and forms a break in the roof line.