Patent ID: 7901258
Filing Date: 2011-03-08
Classification: B63H

Abstract:
1. A marine outboard engine comprising: an upper engine cover; a lower engine cover disposed vertically below the upper motor cover; a swivel bracket operatively connected to at least one of the upper and lower engine covers; a stern bracket connected to the swivel bracket; an engine disposed at least part in the upper motor cover; a driveshaft disposed generally vertically in the lower engine cover, the driveshaft having a first end and a second end, the first end of the driveshaft being operatively connected to the engine; a gear case connected to the lower engine cover; a propeller shaft disposed at least in part in the gear case generally perpendicular to the driveshaft, the propeller shaft being operatively connected to the second end of the driveshaft; a propeller connected to the propeller shaft, the propeller having a hub and a plurality of propeller blades disposed on the hub, the plurality of propeller blades being rotatable relative to the hub to adjust a pitch of the plurality of propeller blades; a hydraulic system including: a pressure sensor associated with the hydraulic system for sensing a pressure of the hydraulic fluid in the hydraulic system; and a control unit electronically communicating with the pressure sensor and with the at least one valve, the control unit controlling the at least one valve to control a flow of hydraulic fluid through each of the first, second, and third outlets based at least in part on a signal received from the pressure sensor.