Glossary “bimetal coil spring” Definition:
Thermostatic coil consisting of two types of metal wound together. When heated it expands, and when cooled it contracts.

Glossary “bimetal engine” Definition:
A powerplant with block and head made of different metals, such as a cast iron block and an aluminum head.

Glossary “bimetal spring” Definition:
A spring made of bimetal, such as a choke spring.

Glossary “bimetal strip” Definition:
A temperature regulating or indicating device that works on the principle that two dissimilar metals with unequal expansion rates, welded together, will bend as temperature changes.