US 9,854,339 B2Granted

Speaker system

AssigneesPioneer Corporation, Tohoku Pioneer Corporation, Technical Audio Devices Laboratories, Inc.

InventorsToru Nagatani, Tomohiro Suenaga, Haruki Takeda, Kiichirou Ohtomo

Life of this patent

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Abstract

A speaker system including a speaker device and a cabinet. The cabinet is composed of; a front wall having a substantially rectangular parallelepiped shape and is provided with a speaker device affixed thereto; a rear wall opposing to the front wall; and two pairs of side walls arranged between the front wall and the rear wall. A first duct communicating with the interior space of the cabinet is provided through the side wall of the cabinet. A first opening that makes the interior space of the cabinet communicated with a first opening is provided at an area that encompasses a center portion of the one side wall in the one pair of the side walls having the shorter mutual distance therebetween in the two pairs of the side walls.

Claims11

Dependent claims

A speaker system comprising:

a speaker device;
and
a cabinet including a speaker-fixation wall to which the speaker device is to be affixed, an opposing wall opposing to the speaker-fixation wall, and two pairs of side walls opposing to each other that are provided between the speaker-fixation wall and the opposing wall,
wherein a first duct communicating with an interior space of the cabinet is provided at the side wall of the cabinet,
wherein a first opening that makes the interior space of the cabinet communicated with an inlet of the first duct is provided at an area encompassing a central portion of one side wall in an one pair of side walls that has a shorter mutual distance therebetween in the two pairs of side walls,
wherein a second duct communicating with the interior space of the cabinet is provided at the side wall of the cabinet, and
wherein a second opening that makes the interior space of the cabinet communicated with an inlet of the second duct is provided at an area encompassing a central portion of an other side wall in one pair of side walls that has a shorter mutual distance therebetween in the two pairs of side walls.

4 more elements

Dependencies are inferred from the claim text.

Facts

Application: 15/129,082Filed 28 Mar 2014
Published: US 2017/0127164 A14 May 2017
Granted: 26 Dec 2017
Term ends: Not estimatedThe source records don’t support an estimate.

Classification6 codes

H04R 1/025
Casings; Cabinets ; Supports therefor; Mountings therein: arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
H04R 1/2826
Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material: for loudspeaker transducers
H04R 1/2873
Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself: for loudspeaker…
H04R 1/345
By using a single transducer with sound reflecting, diffracting, directing or guiding means: for loudspeakers