- vacuum differential valve
- Automobile industry: VDV (Ford)
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
vacuum differential valve — (VDV) a device used in a Thermactor system with a catalyst that sense intake manifold vacuum and triggers the bypass valve to dump injection air to the atmosphere during deceleration … Dictionary of automotive terms
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Vacuum pump — A vacuum pump is a device that removes gas molecules from a sealed volume in order to leave behind a partial vacuum. The vacuum pump was invented in 1650 by Otto von Guericke. Types Pumps can be broadly categorized according to three… … Wikipedia