Patent ID: 6463893
Filing Date: 2002-10-15
Classification: F01P

Abstract:
A cooling fan drive system, comprising:a hydraulic tank having an inlet and an outlet, the hydraulic tank stores hydraulic fluid; a cooling fan motor having an inlet and an outlet; a cooling fan pump connecting between the outlet of the cooling fan motor for providing the hydraulic fluid to the cooling fan motor; a charge pump having an inlet and an outlet; an all wheel drive (AWD) pump connecting to the outlet of the charge pump; a connector having an inlet and a first outlet and a second outlet, the inlet of the connector connecting to the outlet of the cooling fan motor and the first outlet connecting to the inlet of the charge pump and the second outlet connecting to the inlet of the hydraulic tank so that hydraulic fluid can flow from the cooling fan motor to the charge pump, and an implement pump connecting to the outlet of the hydraulic tank, the implement pump driving at least one drive mechanism.