Flexible, impermeable membrane on which pressure at to produce mechanical movement; in automotive terminology, any disc shaped device; can be as diverse as thin membranes that separate two chambers and a component, and large metal disc that activate clutch pressure plate.
The sulfur acid solution used as the electrolyte in a battery.
Two kinds of material, with different thermal expansion rates, that when attached to one another, the resulting assembly will bend in the direction of the metal that expands the least.
A type of vehicle construction also called a full frame. It features a strong steel construction called a frame that extends from the front to rear of vehicle. The engine other major assemblies are mounted on the frame. The 2 primary full frame types are ladder perimeter design. Both are designed with the crossmembers connecting the left right rails.