摘要 |
<p>1. An assembly of nuts locked with a double locking, of the type comprising a safety nut (10) having a fine pitch inner thread (11) cooperative with a complementary outer thread (8) of a main nut (1), said nuts including frustoconical parts which cooperate with one another, characterised in that at least one (8a) of said frustoconical parts is formed by a portion having a decreasing thread depth of at least one of said fine pitch threads (8, 11), said assembly comprising means (14) for immobilizing the safety nut (10) relative to the element (5) on which the main nut (1) is screwed.</p> |