Patent ID: 11898524
Assignee: CATERPILLAR INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 18:
19. A method of bidirectional purging, the method comprising:
receiving a purge event notice to purge a fuel from at least a portion of a fuel delivery system of an internal combustion engine;
establishing a purge configuration to commence a bidirectional purge operation of the fuel through a bidirectional purge component, wherein the bidirectional purge component comprises:
an inlet configured to receive the fuel from a fuel pump; and
an outlet configured to:
direct the fuel out of the bidirectional purge component to the internal combustion engine during a fuel delivery operation; and
receive the fuel into the bidirectional purge component during a purge operation; and

a purge outlet fluidically connected to a tank, the purge outlet configured to direct the fuel entering the inlet or entering the outlet during the purge operation to the tank; and

terminating the purge operation.