Valve of retention and foot (Machine-translation by Google Translate, not legally binding)

摘要

Check valve and foot, of the type comprising a valve body provided inside of a shutter displaceable alternatively subjected to the action of a spring towards its seat against the passage of fluid, characterized in that it comprises a drive wheel, threaded, in the interior of the valve body integral with an axial rod on which a spring is interposed between the flywheel and a cavity provided in the plug, which is constituted by an element consisting of two molded parts coupled together whose seat consists of an elastic toric element maintained in position in an intermediate housing of the body, so that the elastic seat contact and molded plug prevents the possibility of incrustations improving operation, and incorporates a filter coupled at the opposite end of the valve body. (Machine-translation by Google Translate, not legally binding)