Loudspeaker
AssigneeHarman Becker Automotive Systems GmbH
InventorsLeonhard Kreitmeier, Jurgen Ringlstetter
Life of this patent
Estimating the term…
Abstract
A loudspeaker consisting of a diaphragm, a voice coil carrier secured to the diaphragm in a central area, a voice coil wound around said voice coil carrier, a magnetic system inserted into the voice coil carrier and voice coil in a partial or complete manner, a basket supporting the magnet system and enclosing the diaphragm on one face thereof, an elastic bead fastened to the basket and an edge area of the diaphragm, and a centering device attached to the basket and fastened to the diaphragm in a central area, said centering device being provided with an elastic bead that is directly or indirectly fastened to the basket and the diaphragm.
Claims13
Loudspeaker with
- a diaphragm (5, 15) that has an edge area and a central area,
- a voice coil carrier (4, 14, 29) that is fastened to the diaphragm (5, 15) in its central area,
- a voice coil (3, 13) that is wound around the voice coil carrier (4, 14, 29),
- a magnet system (2, 12, 28) into which the voice coil carrier (4, 14, 29) and the voice coil (3, 13) are entirely or partially inserted,
- a basket (1, 11) that encloses one face of the diaphragm (5, 15) and to which the magnet system (2, 12, 28) is fastened,
- an elastic bead (6, 16) that is fastened on the one hand to the edge area of the diaphragm (5, 15) and on the other hand to the basket (1, 11), and
- a centering device that is fastened on the one hand to the central area of the diaphragm (5, 15) and on the other hand to the basket (1, 11), characterized in that
- the centering device has an additional elastic bead (8, 17, 21, 22, 25) that is fastened directly or indirectly to the basket (1, 11) and to the diaphragm (5, 15).
Dependencies are inferred from the claim text.