9-15, view A, and fig. The end of injection can be varied because of the sloping design of the helix.
Injection has a constant beginning and a variable ending.
This type of plunger is used in pumps marked timed for port closing. Thus, the beginning of delivery is variable and the ending is constant. Plungers of this type are used in pumps marked timed for port opening. Rotation of this type of plunger varies both the beginning and the ending of delivery of the fuel. Integrated Publishing's Official Web Page Click here for a current index of everything on this web site.