Door assembly of a vehicle having a loudspeaker, and vehicle having a door assembly of this type
View Patent ↗A door assembly of a vehicle includes an outer door element, an inner door element, a loudspeaker, and a loudspeaker housing. The loudspeaker housing is arranged in an intermediate space between the inner door element and the outer door element and covers the loudspeaker. The loudspeaker housing also has at least one opening which communicates with the intermediate space, such that the intermediate space can be used as a resonance volume for the loudspeaker.
1. A door assembly of a vehicle, comprising:
an outer door element;
an inner door element;
a loudspeaker which is arranged on the inner door element; and
a loudspeaker housing which is arranged in an intermediate space between the inner door element and the outer door element and covers the loudspeaker,
wherein the loudspeaker housing comprises
a portion of the inner door element which extends away from the inner door element so as to surround the loudspeaker on one end and define an elongated passageway on an other end, wherein
the elongated passageway has at least one opening which communicates with the intermediate space, so that the intermediate space forms a resonance volume for the loudspeaker, and
a portion of the outer door element which in connection with the portion of the inner door element encloses the loudspeaker.
2. The door assembly according to claim 1 , wherein
the at least one opening has a cross sectional area of at least 0.0015 m2.
3. The door assembly according to claim 1 , wherein
the at least one opening has a cross sectional area of at least 0.0030 m2.
4. The door assembly according to claim 1 , wherein
the at least one opening has a cross sectional area of approximately 0.0045 m2.
5. The door assembly according to claim 1 , wherein
the at least one opening is arranged above the loudspeaker, in a direction parallel to a vertical axis of the vehicle.
6. The door assembly according to claim 5 , wherein
the at least one opening is arranged in an area of the loudspeaker housing which is opposite the loudspeaker, in the direction parallel to the vertical axis of the vehicle.
7. The door assembly according to claim 1 , wherein
the at least one opening is oriented such that a main component of a normal vector of the at least one opening is parallel to a vertical axis of the vehicle.
8. The door assembly according to claim 1 , wherein
the at least one opening is oriented such that a main component of a normal vector of the at least one opening is parallel to a longitudinal axis of the vehicle.
9. The door assembly according to claim 1 , wherein
the at least one opening is arranged in an area of the loudspeaker housing which faces away from a background noise source of the vehicle.
10. The door assembly according to claim 1 , wherein
at least one area of a face of the loudspeaker housing which is opposite the outer door element is shaped such that a sound entering the intermediate space through the outer door element is directed away from the at least one opening.
11. The door assembly according to claim 10 , wherein
the at least one area adjoins the at least one opening.
12. The door assembly according to claim 1 , wherein
the at least one opening has a first opening and a second opening, and
the first opening and the second opening are arranged directly opposite one another.
13. A vehicle comprising a door assembly according to claim 1 .