Hydraulic system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8910474
SERIAL NO

13278895

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A hydraulic system includes a first pump, a first actuator fluidly connected to the first pump via a first closed-loop circuit, a second pump, and a second actuator fluidly connected to the second pump via a second closed-loop circuit. The system also includes a third pump, a third actuator fluidly connected to the third pump via a third closed-loop circuit, a fourth pump, and a fourth actuator fluidly connected to the fourth pump via a fourth closed-loop circuit. The system further includes a first combining valve configured to combine fluid from the first and second circuits, a second combining valve configured to combine fluid from the second and third circuits, and a third combining valve configured to combine fluid from the third and fourth circuits. The system also includes a fourth combining valve configured to combine fluid from the first and fourth circuits.

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Patent Owner(s)

  • CATERPILLAR INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Edler, Brad A Waterloo, US 11 135
Knussman, Michael L East Peoria, US 20 352
Opdenbosch, Patrick Peoria, US 23 236

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