Patent ID: 7793740
Filing Date: 2010-09-14
Classification: E02F,F15B

Abstract:
1. A machine comprising a frame, a ripper coupled to the frame, a hydraulic arrangement including at least one hydraulic actuator coupled to the frame and the ripper, the hydraulic actuator being operative to move the ripper, at least one accumulator assembly, a valve mechanism operatively disposed between the accumulator assembly and the hydraulic actuator, the valve mechanism being operative to either block or allow fluid communication between the hydraulic actuator and the accumulator assembly, a controller connected to the valve mechanism, the controller being selectively operative to cause the valve mechanism to either block or allow communication between the hydraulic actuator and the accumulator assembly, a ride control input device adapted to produce a ride control signal, the controller being adapted to receive the ride control signal and cause the valve mechanism to either block or allow communication between the hydraulic actuator and the accumulator assembly.