| 摘要 |
1. A loudspeaker unit with an outer support (3) and a loudspeaker chassis frame (7), which are connected together by means of positive detent means having resilient elements (2, 8), characterized by the following features : a) for an outer support (3) without resilient elements the loudspeaker chassis frame (7) includes on a first side a tongue-like rigid projection (9), which can be inserted into a recess (10) on the outer support (3), and includes on a second opposite side a U-shaped resilient projection (8), one limb of which is connected to the chassis frame (7), the other free limb with a barb (14) being capable of locking into a recess (10) on the outer support (3) ; b) for an outer support (3) with resilient elements (2) the chassis frame (7) includes on the third and fourth sides raised portions (5) opened conically to the edge of the chassis frame (7) for the engagement of fixed projections (1) on the outer support (3) and adjacent thereto includes elongate, concave recesses (6) in the material, at which recesses (6) resilient projections (2) of the outer support (3) engage behind the chassis frame (7). |
