Patent ID: 8172091

Claim:
A connecting element for hydraulic circuits, comprising: a body being provided with at least one channel having an inlet section and an outlet section, the at least one channel being connectable with a fluid supply line, said body being further provided with at least an aperture which opens, to the outside, into a seat located in the at least one channel between said inlet section and said outlet section; a filter element that is removably insertable into said seat, through said at least one aperture, in order to intercept said fluid in said channel; and a pin element that is rotatably coupled to the filter element and, in use, closes the opening, wherein said filter element is defined by at least two portions that are coupled with angled or radiused joints to define an internal volume, the at least two portions having different geometries from one another, wherein the seat and the filter element have complementary asymmetrical profiles, wherein said pin element includes a hollow tank facing the filter element, the hollow tank configured to collect solid impurities carried by said fluid.