Automobile

Automobile

Of or relating to any vehicle, usually designed to carry passengers, that operates on ordinary roads and typically has four wheels and a gasoline or diesel internal-combustion engine.

Industry: Automotive

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Automobile

Spark plug

Automotive; Automobile

Device to get a source of ignition in the combustion chamber.

Spark plug heat range

Automotive; Automobile

Temperature at which the spark plug normally operates for a particular engine. Its nose must be hot enough to burn deposits off but not hot enough to cause the fuel mixture to ignite prematurely.

Split torque transmission

Automotive; Automobile

One in which the full torque converter action is available in low ratio but with a fuel-saving mechanical bypass for the higher ratios.

Split pin

Automotive; Automobile

One used to retain a component on a shaft or a nut on a bolt.

Speed-responsive steering

Automotive; Automobile

One in which the hydraulic assistance varies with the vehicle's speed.

Speed-responsive intermittent wipers

Automotive; Automobile

Windscreen wiper that operates at an interval that automatically varies with the road speed.

Worm-and-nut steering

Automotive; Automobile

One in which the motion is transferred from the steering shaft to the front wheel links by a nut screwed onto a multi-start thread in the steering column.