FILTER DEVICE FOR FILTERING A HYDRAULIC FLUID.

摘要

A filter device 1 for filtering a hydraulic fluid, comprising a filter housing (2) for receiving a filter element (3), which filter housing comprises an inlet (9), an outlet (10), a ring-shaped inside wall (11) and end walls, one end wall (12) comprises said inlet and/or outlet, and an over pressure reliever (4) and a second outlet (13) for relieving the pressure in the filter housing at an over pressure, wherein the over pressure reliever (4) is arranged in the other end wall (5), which end wall comprises the second outlet, and the over pressure reliever comprises a disc-shaped (14) valve from which the outer circumference substantially corresponds with the internal diameter of the inside wall (11), and an hydraulic system comprising said filter device.