Vehicle hydraulic cooling fan system
A hydraulic cooling system for vehicles having an internal combustion engine cooled by a radiator and a coolant is described, comprising, in combination, a shroud adapted to be mounted adjacent the radiator having a wall forming an air passage and defining a first port disposed adjacent the radiator and a second port spaced from the first port, a fan located within the second port, a hydraulic fan motor operatively connected to the fan, a hydraulic pump operatively connected to the engine for producing a pressurized hydraulic fluid flow, a hydraulic circuit interconnecting the pump to the fan motor, the circuit including a control valve, a hydraulic fluid reservoir and a heat exchanger, the heat exchanger being mounted within the shroud air passage.
- Assignee:
- Harvard Industries, Inc., Jackson, MI (United States)
- Patent Number(s):
- US 5216983; A
- Application Number:
- PPN: US 7-966378
- OSTI ID:
- 6216019
- Resource Relation:
- Patent File Date: 26 Oct 1992
- Country of Publication:
- United States
- Language:
- English
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