| 摘要 |
The present invention relates to a nut (10, 110, 210) having a nut body (11, 111, 211) and a cap (20, 120, 220, 320) held on the nut body (11, 111, 211), wherein there is/are provided on the outer surface of the nut body (11, 111, 211) an encircling recess (16, 216) or recesses (116) encircling in sections, in which an encircling prominence (23) provided on the inner surface of the cap (20, 120, 220 320) or respectively prominences (123, 330) encircling in sections engage.
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