Cell, Electrical.—A chemical apparatus for the production or storage of electricity. Two or more cells electrically connected constitute a battery.
Circulating Pump.—The pump which forces the water through the radiator to ensure rapid cooling.
Bearings.—The cradles or surfaces upon which the moving parts of machinery are supported. They always require lubrication.
Belt.—A flexible band sometimes used instead of gearing to transmit the power of the engine to the driving-wheels.
Bevel Gear.—A gear consisting of cog-wheels with bevelled or sloping surfaces.
Big End.—The end of the connecting-rod which grasps the crank. See Connecting-rod.
Brake.—A device for stopping or checking the motion of the car by the application of friction to one or other of the moving parts. A motor-car should have at least three good brakes applicable by the hand and foot of the driver.
Brake Horse-power. See Horse-power.
Cam.—A revolving disc of irregular shape designed to impart a variable motion to some other piece of mechanism—such as the spindle of a valve—in contact with it.
Carbide of Calcium.—A compound of chalk and coke which, when brought into contact with water, gives off the acetylene gas used for lighting.