Patent ID: 7409879
Filing Date: 2008-08-12
Classification: E02F,G05G

Abstract:
1. A construction machine such as an excavator, a crawler-type vehicle, a wheeled loader or the like, comprising at least one interchangeable equipment ( 9 ) item which is actuable by of an electronic control ( 10 ), wherein the control ( 10 ) has a joystick control handle ( 1 ), movable through multiple axes for the generation of control commands for the interchangeable equipment item ( 9 ), at least one actuation element ( 4 ) is arranged at the control handle ( 1 ) whose actuation is sensed by a sensor device ( 6 ) and is converted into a control signal, and a dynamometer and/or torque meter ( 6 ) is provided as the sensor device which is connected to the actuation element ( 4 ) and senses actuation forces and/or actuation torques exerted onto the actuation element, wherein the joystick control handle ( 1 ) is tiltably movable forward and backward and from side to side for controlling different functions of the construction machine, and wherein the at least one actuation element ( 4 ) has an upper surface and is responsive to pressure applied forward, backward, and from side to side on the upper surface.