Solenoid of unit injector for diesel engine

摘要

This paper relates to a solenoid for controlling the armature of a needle valve in a fuel injection device for a diesel engine. In particular, the cross section of the solenoid is made circular to increase the suction force. To form, but the left and right iron core different from each other in shape and length to form a circular core after the attachment and the recess is formed in the center, it is formed by winding the coil.