| 摘要 |
<p>The connection includes a back body which engages rigidly or integral with a heavier back part or zone of magnet unit. A loud speaker is aligned and connected with a fixed seat by a system of restraining hooking and locking. The connection is of bayonet type. Annular form peripheral flanges protrude from the body. The flanges engage in axial coupling and subsequent rotation with corresponding opening on the edge of a through hole of the seat and back walls of the edge. The seat is a restraint space for a loudspeaker which forms a projection tile.</p> |
