| 摘要 |
<p>The invention regards a kit for closing the hub of radiator elements and consists of a reduction element (10) that can be screwed into the hub of a radiator element, a valve body (30) that can be screwed into a hole in the reduction element, said valve body defining a valve housing (32) open towards the hub, an air-vent valve (50) compatible with said valve body for opening/closing said valve housing, a closure cap (60) that can be screwed, as an alternative to the valve body, into the hole in the reduction element in order to seal off said hole, an annular cap cover (70) to be applied frontally to the reduction element, said annular cap cover defining a central aperture (72) of access to the reduction element hole, an air-vent cap (80) to be applied to the reduction element-valve body assembly in such a way as to close the central aperture defined by the annular cap cover, said air-vent cap having an axial hole (84) for housing the air-vent valve and an inclined vent hole (84), and - a central cap cover (90) to be applied to the reduction element-closure cap assembly in such a way as to close the central aperture defined by the annular cap cover.</p> |
