Patent ID: 8016069
Filing Date: 2011-09-13
Classification: B60W,F16H,Y10T

Abstract:
1. A control system for use with a hydrostatically driven vehicle operably associated with a variable displacement pump, the variable displacement pump connected to at least one hydraulic propel motor and generating a controllable flow of motive fluid therethrough that propels the vehicle at a travel speed, the variable displacement pump connected to the hydraulic propel motor via a fluid transfer line and to an engine via a transmission, the engine being responsive to a fueling command from an electronic control module, the control system comprising: a control connected to the variable displacement pump and operative to set a desired flow rate of the flow of motive fluid; a displacement sensor connected to the variable displacement pump and arranged to sense a displacement setting of the variable displacement pump; a pressure sensor arranged to sense a pressure of the motive fluid in the fluid transfer line; the electronic control module being configured to: