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[CN 201610079484.2] Hydraulic Press Title: Hydraulic Press Application Number: CN 201610079484.2 Applicant: Danfoss Co., Ltd. Application Date: 2016-2-4 Patent Type: Invention Application provides a hydraulic press, including a cylinder unit (3) A plurality of cylinders (4a,4b) on a circle on the axis of rotation, located on the axial end of the cylinder unit (3) and having a cylinder for each cylinder (4a, the valve plate (6) and the port plate of the through hole (8) of 4b), the valve plate (6) and the port plate abut each other in sliding contact at the contact surface, wherein the pressure in each cylinder (4a,4b) acts on the pressure area on the opposite side of the valve plate (6) from the port plate. In such a hydraulic machine, the risk of leakage should be kept small. For this purpose, the pressure region (17) is in the form of a deviating circle.
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