Patent ID: 9717179
Date: 2017-08-01
CPC Classifications: A01D,F16H

Claim:
1. A hydraulic system of a header connectable to an agricultural combine comprising a harvester that includes a hydraulic fluid reservoir and a system pump that pumps hydraulic fluid from the reservoir, the hydraulic system comprising: a hydraulic circuit loop that includes: a common hydraulic line connected to the hydraulic circuit loop; a first supply line connectable with the system pump for receiving first hydraulic fluid therefrom and for supplying the first hydraulic fluid to the hydraulic circuit loop via the common hydraulic line when the hydraulic system operates in a forward mode; a second supply line connectable with the system pump for receiving second hydraulic fluid therefrom for supplying the second hydraulic fluid to the hydraulic circuit loop via the common hydraulic line when the hydraulic system operates in a reverse mode; and a check valve disposed in the common hydraulic line for regulating flow between the first and second supply lines and the hydraulic circuit loop.