Internal-combustion engines – Two-cycle – Rear compression
Patent
1985-02-11
1986-06-17
Cross, E. Rollins
Internal-combustion engines
Two-cycle
Rear compression
123196R, F02B 3304
Patent
active
045949700
ABSTRACT:
A marine installation comprising a marine propulsion device including a propulsion unit having a lower unit supporting a propeller and a powerhead including a two-stroke internal combustion engine having an apparatus for feeding a fuel/oil mixture to the engine and including a fuel/oil mixture pump having an inlet and being operable to create suction at the inlet, a flexible hose releasably connected to and communicating with the inlet of the fuel/oil mixture pump, and a remote tank having an interior providing a fuel reservoir, having a fitting releasably connected to the flexible hose, having a top wall including a first opening which is adapted to afford filling of fuel into the interior of the tank and which is adapted to removably receive a cap covering the first opening, and a second opening spaced from the first opening, and having an oil storing, oil pumping and fuel/oil mixing device located in the tank and including an upper wall closing the second opening and being secured to the top wall of the tank, and having therein an opening which is adapted to afford filling of oil into the oil storing, oil pumping, and fuel/oil mixing device and which is adapted to removably receive a cap covering the opening in the upper wall, an endless wall depending into the tank from the upper wall to partially define an oil reservoir communicating with the upper wall opening, and an oil pumping and fuel/oil mixing apparatus secured to the depending wall to form the bottom of the oil reservoir and including a first inlet communicating with the oil reservoir, a second inlet communicating with the fuel reservoir, and an outlet communicating with the fitting.
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Baars William W.
Borst Gaylord M.
Mahoney J. Michael
Cross E. Rollins
Outboard Marine Corporation
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