| 摘要 |
<p>In a radiator (1) having a number of superimposed radiating elements (2) formed from respective flattened tubular members (10), each radiating element (2) has end portions (9) permanently deformed to define, at each end portion (9), two walls (11) which project with respect to an undeformed central portion (8), are provided with holes (14), and are soldered to respective walls (11) of adjacent radiating elements (2); an end (12) of each end portion (9) being closed by permanent deformation by compressing the end (12). <IMAGE></p> |
