A spring made of two metals that expand differently with temperature change. This changes the tension as temperature changes.

Towards one side or one polarity.

Favouring one thing over another.

End of the con rod that fits to the crankshaft.

The journals and shell bearings on a crankshaft that carry the big ends of the connecting rods.

Two metals bonded together so that when heated, the different rates of expansion cause the strip to bend. The amount of bend is proportional to the temperature.

A spring that changes tension with temperature.

See Bi-metalic Valve.

A valve that operates when a temperature change moves a bimetal strip.

A system of numbering using 0 and 1 and used in computer operating systems.