Patent ID: 9017121
Filing Date: 2015-04-28
Classification: B63H,F01M

Abstract:
1. An outboard marine drive comprising an upper powerhead having an engine, a downwardly depending driveshaft housing, and a lower gearcase having a propulsor for propelling a marine vessel, said engine having a removable oil filter for filtering lubricating oil for said engine, and a drip tray at the interface of said oil filter and said engine for collecting residual oil upon removal of said oil filter, said driveshaft housing having an oil sump below said engine and providing a reservoir for said lubricating oil, said oil sump having a drain fitting for draining oil therefrom, a connection hose extending from said drip tray downwardly to said oil sump drain fitting for delivering said residual oil from said drip tray to said oil sump drain fitting, wherein said connection hose remains attached to said drip tray and to said oil sump drain fitting during the running of said engine; wherein said oil sump drain fitting has a first inlet from said oil sump, a second inlet from said drip tray, and an outlet, and a valve having a closed condition blocking flow of said lubricating oil from said first inlet to said outlet, and blocking flow of said residual oil from said second inlet to said outlet; wherein said valve has an open condition passing said lubricating oil from said first inlet to said outlet, and passing said residual oil from said second inlet to said outlet; wherein said valve in said closed position blocks flow of said residual oil from said second inlet to said first inlet; and wherein the lubricating oil and the residual oil flow through the valve.