Patent ID: 6546957
Filing Date: 2003-04-15
Classification: E02F,F15B,Y10T

Abstract:
A joystick apparatus to control movement of a first actuator and a second actuator in communication with an input source, the apparatus comprising,a first valve arrangement; a second valve arrangement; a joystick controller comprising a control member and being in selective communication with said first actuator through said first valve arrangement and being in selective communication with said second actuator through said second valve arrangement; said joystick controller being configured to urge substantially proportional movement of said first actuator and said second actuator in a first direction in response to movement of said control member along a first path and substantially proportional movement of said first actuator and said second actuator in a second direction in response to movement of said control member along a second path, said first and second actuators being independently moveable in response to movement of said control member along paths not including said first path or said second path.