harmonic balancer

Noun

 * 1) A device connected to the crankshaft of an engine to reduce torsional vibration and to serve as a pulley for drive belts.

Translations

 * Chinese:
 * Mandarin: 諧波平衡器
 * Danish:
 * Finnish: värinänvaimennin
 * French:
 * German: Drehschwingungsdämpfer, Torsionsdämpfer
 * Portuguese:
 * Spanish: polea de cigüeñal, polea amortiguador