Fuel injector has swirl regulator with upper and lower housings, and vane supported by center shaft that is connected to resilient spring

摘要

The injector has a swirl regulator (100) with upper and lower housings, where upper housing is mounted on a main body (201) and a center shaft is disposed in the lower housing. A vane is supported by the center shaft and is disposed between the lower part of the upper housing and the upper part of the lower housing. A resilient spring is connected to the center shaft so that it rotates according to the fuel pressure.