belt drive
Mechanical power transmission using a belt and pulleys. Common in engineering and automotive contexts.
この機械はベルト伝動で動いている。
This machine operates by belt drive.
Chain drive, using a chain and sprockets instead of a belt.
Gear drive, using meshing gears for power transmission.
Compound of ベルト (belt, from English) and 伝動 (transmission, from 伝える 'transmit' and 動く 'move').