AIR SUPPLY VALVE COMBINED WITH A FILTER

摘要

The present invention refers to a valve combined with a filter which is used preferably in trailers, activating the parking brake when the trailer is still and connected to the vehicle. Being also useful in its unbraking, parking and axle rising with suspensor because when the vehicle is unleashed the trailer gets no air, such valve is putting then air from tank in action, having in the sequence the wheels braking. The model comprises an equipment body (1) having a handle (2) in one end and on the other end a main air input (3)being located under the equipment body (1) there is another air input (4) and over the equipment body (1) ther is an air output (5) inside the equipment there is a set of components such as a piston (6) connected to the handle (2); being connected to the equipment body (1) there is a recipient for the filter (10) having a closing cap (11).