Patent Number: 6,167,701

Title: Variable rate ride control

Abstract: A variable rate ride control is disclosed and adapted to control the ride of a machine having varying load conditions. The variable rate ride control system includes an accumulator arrangement selectively connectable to an actuator arrangement of the machine. The accumulator arrangement has a variable pressure rate so that the accumulator arrangement can adapt to varying load conditions.

Inventors: Hatcher; Andrew (Garner, NC), Quinn; Patrick (Raleigh, NC)

Assignee: Caterpillar Inc.

International Classification: E02F 9/22 (20060101); F15B 1/00 (20060101); F15B 1/02 (20060101); F15B 1/033 (20060101); F16D 031/02 ()

Expiration Date: 01/02/2018