Patent ID: 9441348
Filing Date: 2016-09-13
CPC Classification: E02F,F15B

Claim Text:
1. A hydraulic system for material handling by a machine comprising: a first cylinder movable between extended and retracted positions in response to flow of pressurized hydraulic fluid into and out of the first cylinder; a pump configured to supply pressurized hydraulic fluid to the first cylinder; an operator input device for entering a commanded rate of flow of pressurized hydraulic fluid to the first cylinder; a control valve operatively connected between the pump and the first cylinder, the control valve being configured to selectively place the pump in fluid communication with the first cylinder and control the flow of pressurized hydraulic fluid into and out of the first cylinder; a sensor configured and arranged to provide signals relating to a first operating characteristic of the machine; and a controller in communication with the operator input device, the control valve and the sensor, wherein the controller is configured to: