Siren arrangement for use in motor vehicle, has secondary housing including wall with pin for fixing siren on support plate by elastic fitting, where siren is movable from neutral position to nested locked position

摘要

The arrangement has a siren (10) including a primary housing (12), a secondary housing (17), a sound producing unit (18), a printed circuit board (14) to control the sound producing unit, and an electrical connector (30) for connecting the siren to an electrical circuit of a motor vehicle. The secondary housing includes a wall (55) with a pin (90) for fixing the siren on a support plate by elastic fitting, where the siren is movable from a neutral position to a nested locked position.