counterweight

Definitions

Cars & Driving

  • noun a weight added to the crankshaft of an engine to improve smoothness of running at low engine speeds as well as even increase or decrease of speed, usually in the form of an extension of the crank web on the opposite side from the crankpin

Construction

  • A weight that balances another weight; for example, a sash weight that balances a window sash, or a large weight that balances a lift bridge.
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