Patent ID: 6247295
Filing Date: 2001-06-19
Classification: B60Y,F16H

Abstract:
A hydro-mechanical transmission system for an agricultural combine, comprising:a. an engine having an engine drive shaft;b. a hydrostatic pump operably connected to the engine drive shaft;c. a hydrostatic motor having a motor output shaft, the motor operably connected to the hydrostatic pump;d. a clutch operably connected to the engine drive shaft and a main output gear;e. a hydro-mechanical planetary drive having a rotor drive shaft and operably connected to the main output gear and to the motor output shaft;f. a rotor bevel gearbox having a rotor gearbox output shaft and operably connected to the rotor drive shaft;g. a rotor operably connected the rotor gearbox output shaft; andh. a microcomputer further comprising:i. a means for receiving an engine sensor signal from an engine sensor;ii. a means for receiving a rotor sensor signal from a rotor sensor,iii. a means for sending a signal to the hydrostatic pump,iv. a means for sending a signal to a means for controlling the clutch andv. a means for sending a signal to a means for controlling the hydro-mechanical planetary drive.