Cooling system for an automobile engine

Patent · Tue Jul 14 04:00:00 EDT 1987

OSTI ID:6188900

Kuze, Y

This patent describes a cooling system for an automobile engine having a water jacket, a radiator, a water pump, and a thermostat housing, comprising: a first passage communicating an upper outlet of the water jacket with an inlet of the radiator provided at a lower portion, a second passage communicating an upper outlet of the radiator with an inlet of the water pump and having the thermostat housing at the upstream of the pump; an outlet of the pump communicated with a lower inlet of the water jacket; a bypass connected between the first passage and the thermostat housing; a thermostat comprising a thermo-sensitive device, a first valve and a second valve disposed in the thermostat housing both the valves operatively connect to the thermo-sensitive device, so that the first valve closes the second passage and the second valve opens the bypass; the thermo-sensitive device disposes in the bypass and the first and second valves operate by the operation of the thermo-sensitive device.

• Assignee: NOV; EDB-87-140069; NOV-87-070696
• Patent Number(s): US 4679530
• OSTI ID: 6188900
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330603* -- Vehicle Design Factors-- Engine System
AUTOMOBILES
CONTROL EQUIPMENT
COOLING SYSTEMS
ENERGY SYSTEMS
ENGINES
EQUIPMENT
FLOW REGULATORS
HEAT EXCHANGERS
JACKETS
PUMPS
RADIATORS
THERMOSTATS
VALVES
VEHICLES
WATER PUMPS