sprocket
s pro kuht
- n roller that has teeth on the rims to pull film or paper through
- n thin wheel with teeth that engage with a chain
- n tooth on the rim of gear wheel
- He kneels down with a lit candle next to him, his hands greasy and black as he works to reattach the chain to the gear sprockets.
- His television experiments, begun in 1912, were long pursued in garrets with the homeliest of apparatusbicycle sprockets, bull's-eye lenses, biscuit tins, cardboard .
- He was pretty inventive about it: Jane would catch her skirt in a bicycle sprocket, in revolving machinery, in a plane fall (see cut) or a pratfall.