Examples from literature

• Electric current was obtained from a dynamo bolted on to the step of a twenty-horse-power car, and driven by a belt from the flywheel of the engine. 
• He gave the flashlight a few more pumps to get its flywheel spinning, then passed it to her. 
• In fact, I'm very careful, for there isn't much room between the rim of the flywheel and the keel, and even a small bit of waste will stop the wheel, just as this did. 
• The dancing vibration of its flywheel seemed to regulate the volume of the noisy turbulence. 
• There's something jammed down under the flywheel, between it and the keel of the boat, he said.