Valve for suction throttling of pump has valve piston throttling fluid guide connection between tank connection and pump connection in throttle setting

摘要

The valve for a pump (10) has a housing with at least three connections (16, 18, 20), for the pump, the tank and a bypass. At least one valve piston (22) in the valve housing (14) controls the valve. The valve piston has a throttling fluid guide connection between the tank connection and pump connection when in the throttle setting.