摘要:
The invention relates to an injection valve having a nozzle body 9, a valve needle 11 positioned in the nozzle body 9, an actuator for actuating the valve needle 11, and an orifice plate 15 fixed at an end of the nozzle body 9. The orifice plate 15 has a valve seat 15a for cooperate with the valve needle 11 and an orifice 32 for injecting a fluid. The orifice plate 15 is provided with a projection 30 having a convex-curved surface on an orifice outlet side of the orifice plate 15. A flat surface portion 33 is formed in the area of the convex-curved surface, and the outlet of the orifice 32 is located in the flat surface portion 33.
摘要:
The present invention provides a composite part comprising a bottomed, cylindrical member (10), and an inner member (12) fitted in the cylindrical member (10), wherein either of the inner member (12) and the cylindrical member (10) is provided on its contact surface in contact with the contact surface of the other with a projection (10d), and the projection (10d) is made to fit in the other or the other is made to fit in the projection (10d), and a method of assembling the composite part.