Sound insulating door
A door includes a first panel having a plurality of stiffeners thereon; a second panel facing the first panel, the second panel having a plurality of stiffeners thereon facing the stiffeners on the first panel; a first baffle between the first panel and the second panel, the first baffle having a plurality of openings of a first size; and a second baffle adjacent to the first baffle and between the first panel and the second panel, the second baffle having a plurality of openings of a second size different than the first size.
1. A door comprising:
a first panel having a plurality of stiffeners thereon;
a second panel facing the first panel, the second panel having a plurality of stiffeners thereon facing the stiffeners on the first panel;
a first baffle between the first panel and the second panel, the first baffle having a plurality of longitudinal slots of a first size, the longitudinal slots being substantially perpendicular to a longitudinal axis of the first baffle.
2. The door of claim 1 , wherein the longitudinal slots on the first baffle are arranged in columns extending across a lateral axis of the first baffle.
3. The door of claim 1 , wherein the longitudinal slots on the first baffle are substantially rectangular.
4. The door of claim 1 , further comprising a second baffle adjacent to the first baffle and between the first panel and the second panel, the second baffle having a plurality of longitudinal slots of a second size different than the first size, the longitudinal slots being substantially perpendicular to a longitudinal axis of the second baffle.
5. The door of claim 4 , wherein the longitudinal slots on the second baffle are arranged in columns extending across a lateral axis of the second baffle.
6. The door of claim 5 , wherein the longitudinal slots on the second baffle are substantially rectangular.
7. The door of claim 2 , wherein each of the stiffeners on the first panel and on the second panel comprises a pair of feet contacting a surface of the first panel or the second panel and a top spaced from the surface of a respective one of the first panel and the second panel.
8. The door of claim 7 , wherein the stiffeners each further comprises a pair of inclined connectors, each of the inclined connectors extending between the top and one of the pair of feet.
9. The door of claim 2 , wherein the stiffeners are elongate and extend diagonally with respect to a longitudinal axis of the first panel and the second panel.
10. The door of claim 1 , wherein the stiffeners on the first panel are substantially parallel to the stiffeners on the second panel.
11. The door of claim 1 , wherein a length of the longitudinal slot on the first baffle is about 1.5 inches.
12. The door of claim 2 , wherein a length of the longitudinal slot on the second baffle is about 4 inches.