Patent ID: 7497751
Filing Date: 2009-03-03
Classification: B63H,F01P,F02B

Abstract:
1. A cooling system for a marine propulsion system, comprising: a water pump; a first coolant path; a second coolant path; and a valve having an inlet connected in fluid communication with said water pump, a first outlet connected in fluid communication with said first coolant path, and a second outlet connected in fluid communication with said second coolant path, said valve being configured to increase coolant flow through said second outlet and decrease coolant flow through said first outlet in response to an increase in water pressure within said inlet from a first magnitude to a second magnitude, said valve comprising a guide member and a movable member slidably supported on said guide member, said movable member comprising a first pressure responsive surface and a second pressure responsive surface, said first pressure responsive surface having a greater area than said second pressure responsive surface.