Patent ID: 7744435
Filing Date: 2010-06-29
Classification: F02B,F16H

Abstract:
1. An outboard engine system comprising: a casing coupled to a swivel case via a swivel shaft an engine mounted in an upper part of the casing such that a crankshaft of the engine is vertically arranged and a cylinder block of the engine faces in a direction opposite to the swivel shaft; a torque converter; a vertically arranged output shaft connected to the crankshaft through the torque converter; a horizontally arranged propeller shaft provided below the output shaft; and a forward-reverse shifting gear mechanism for providing a connection between the output shaft and the propeller shaft; the torque converter, the output shaft, the propeller shaft and the forward-reverse shifting gear mechanism being disposed in the casing, wherein the crankshaft and the torque converter which is coaxially connected to a lower end of the crankshaft are disposed above the swivel shaft; and the torque converter and the output shaft which is disposed behind the swivel shaft are connected to each other via a transmission device and wherein the engine is mounted in a mount case which constitutes a part of the casing; the transmission device is disposed close to a bottom portion of the mount case; and the bottom portion of the mount case comprises an oil reservoir which receives a lubrication oil flowing down from the engine for lubricating the transmission device.