progressively wound valve spring

См. также в других словарях:

• progressively wound valve spring — A valve spring with variable spacing between its coils which helps to improve responsiveness and thus to reduce the load on the valve train …   Dictionary of automotive terms

• wound valve spring — See progressively wound valve spring …   Dictionary of automotive terms

• valve spring — A small coil spring that closes the valve after it has been opened by the cam, and prevents the valve from bouncing on its seat. The action of the spring keeps the lifter in contact with the cam. If the spring is weak, noise will be generated and …   Dictionary of automotive terms

• wound valve — See progressively wound valve spring …   Dictionary of automotive terms

• valve — A device used to either open or close an opening to allow or prevent the flow of a liquid or gas from one place to another. There are many different types. See ABS relay valve accumultor valve air valve carburetor air control valve air gulp valve …   Dictionary of automotive terms

• spring — A device on the suspension system to cushion and absorb shocks and bumps and to keep the vehicle level on turns. After the stress or pressure exerted by the flexing of the spring has been removed, the spring returns to its original state. The… …   Dictionary of automotive terms

• wound — See progressively wound valve spring …   Dictionary of automotive terms

• Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium

• Artificial pacemaker — Cardiac resynchronization therapy and CRT (Cardiac Resynchronization Therapy) redirect here. For the device termed a CRT D, see Implanted cardiac resynchronization device. For other uses, see Pacemaker (disambiguation). A pacemaker, scale in… …   Wikipedia

• ancient Greek civilization — ▪ historical region, Eurasia Introduction       the period following Mycenaean civilization, which ended in about 1200 BC, to the death of Alexander the Great, in 323 BC. It was a period of political, philosophical, artistic, and scientific… …   Universalium

• energy conversion — ▪ technology Introduction       the transformation of energy from forms provided by nature to forms that can be used by humans.       Over the centuries a wide array of devices and systems has been developed for this purpose. Some of these energy …   Universalium