Open-center valves are used in mobile equipment often Do vì fixed displacement pumps accommodate chúng as the power source. The normal configuration is to combine vài valves (spools, functions, or sections) Into a sort of integrated circuit package gọi a valve stack. The two main configurations consist of tie-rod construction to hold the 4-way sections together, or, khi economy of scale, Permits, are included in the sections vài unblock a single or monoblock casting.
đang được dịch, vui lòng đợi..
