Patent ID: 6206304
Filing Date: 2001-03-27
Classification: F02M

Abstract:
An injector, comprising:an injection nozzle having a nozzle hole;a valve body for controlling a fuel flow through the nozzle hole;changing means for changing a shape of a fuel spray, the fuel spray being formed by the fuel which flows through the nozzle hole; androtation preventing means for preventing the valve body from rotating with respect to the injection nozzle around a center axis of the valve body, wherein the rotation preventing means prevents the valve body from rotating with respect to the injection nozzle when the rotation of the valve body with respect to the injection nozzle should be prevented, and the valve body is allowed to rotate with respect to the injection nozzle around the center axis of the valve body when the rotation preventing means does not prevent the valve body from rotating with respect to the injection nozzle.