Pressure controlled injector for high injection with slider throttle
AssigneeRobert Bosch GmbH
InventorFriedrich Boecking
Life of this patent
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Abstract
An injector for injecting fuel under high pressure into a combustion chamber of an internal combustion engine has an injector housing, a supply provided on the injector housing, a valve body, an actuator which imparts a vertical movement to the valve body in the injector housing, a closing element, a sealing seat for the closing element provided in the injector housing for releasing and for closing a supply from a high pressure collecting chamber, a nozzle chamber, a nozzle supply, a permanently acting throttle element branching from the nozzle supply to the nozzle chamber, and another throttle element regulatable by the valve body and branching from the nozzle supply to the nozzle chamber.
Claims10
An injector for injecting fuel under high pressure into a combustion chamber of an internal combustion engine, comprising an injector housing;
- a supply provided on said injector housing;
- a valve body;
- an actuator which imparts a vertical movement to said valve body in said injector housing;
- a closing element;
- a sealing seat for said closing element provided in said injector housing for releasing and for closing a supply from a high pressure collecting chamber;
- a nozzle chamber;
- a nozzle supply;
- a permanently acting throttle element branching from said nozzle supply to said nozzle chamber;
- and another throttle element regulatable by said valve body and branching from said nozzle supply to said nozzle chamber.
Dependencies are inferred from the claim text.