| 摘要 |
The invention relates to a plug (1 ) for radiator elements comprising a cap (10; 100; 110) adapted to being screwed into a hub (14) of a radiator element and a gripping portion (18) having a polygonal section to permit a gripping action by a tool the screwing/unscrewing of the cap, and a cap cover (24; 24'; 24"), made from a plastic material for example, applicable to the front of the cap to hide the gripping portion that protrudes from the radiator element. The cap cover eliminates the need for the painting of the gripping portion. |
