IP Library Granted Patent US 9,981,613
Granted Patent B2
US 9,981,613 · App. 15/120,085 · Granted May 29, 2018

Headrest and vehicle seat with integrated speakers

Inventors: Yasuyuki Ito (Akishima, JP); Takahiko Nagasawa (Akishima, JP); Naoki Takada (Saitama, JP); Fumiaki Nakashima (Saitama, JP); Takao Ishikawa (Saitama, JP)
Assignee: TACHI-S CO., LTD.
B60R11/0217B60N2/4876H04R1/025H04R5/023B60N2002/4888B60R2011/0017H04R2499/13
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Quick Facts
Patent No.
US 9,981,613
App. No.
15/120,085
Granted
May 29, 2018
Kind
B2
Abstract

To prevent a person from experiencing discomfort when touching portions of a headrest having built-in speakers; to enable the headrest to be formed compactly by arranging the speakers close to the body of the person; and to prevent any decrease in the acoustic pressure and/or acoustic quality of sound from the speakers. Provided are: a plurality of speakers 25 a, 25 b ; fiber pads 15 provided to the front surfaces of the speakers 25 a, 25 b ; a sound-insulating pad 16 provided between the fiber pads 15 ; and a surface skin 9 for covering the speakers 25 a, 25 b , the fiber pads 15 , and the sound-insulating pad 16 , the fiber pads 15 being formed from an elastic material that has a three-dimensional-mesh structure therein, and the sound-insulating pad 16 being formed from an elastic material for minimizing the transmission of sound.

Claims (35)

1. A headrest, comprising:

a plurality of speakers;

fiber pads provided to front surfaces of each of the speakers;

a median sound-insulating pad provided between the fiber pads;

outside sound-insulating pads provided on outer sides of the fiber pads; and

a surface skin for covering the speakers, the fiber pads, and the sound-insulating pads,

wherein the fiber pads include an elastic material that has a three-dimensional-mesh structure therein,

wherein the sound-insulating pads include an elastic material for minimizing transmission of sound,

wherein the fiber pads are filled into space formed by the median sound-insulating pad and the outside sound-insulating pads, and

wherein the spaces formed by the median sound-insulating ad and the outside sound-insulating pads have shapes extending laterally in a direction from a location near the plurality of speakers toward a location away from the plurality of speakers.

2. The headrest according to claim 1 , wherein the plurality of speakers are provided so as to be laterally divided in relation to a central axis of the headrest, the central axis extending vertically, and

wherein the median sound-insulating pad is provided in a central region of the headrest, between the laterally divided plurality of speakers.

3. The headrest according to claim 1 , wherein the surface skin for covering the fiber pads comprises a material that readily transmits the sound.

4. The headrest according to claim 3 , wherein the surface skin includes a three-dimensional net material or a material containing a punched leather.

5. A vehicle seat, comprising:

a seat cushion which includes a portion on which an occupant sits;

a seat back which includes a portion with which a back of the occupant comes into contact; and

a headrest which includes a portion with which a head of the occupant comes into contact, the headrest being mounted on the seat back,

wherein the headrest includes the headrest according to claim 1 .

6. A vehicle seat according to claim 5 ,

wherein the headrest is the headrest according to claim 4 .

7. A vehicle seat, comprising:

a seat cushion which includes a portion on which an occupant sits;

a seat back which includes a portion with which a back of the occupant comes into contact; and

a headrest which includes a portion with which a head of the occupant comes into contact, the headrest being mounted on the seat back,

wherein at least one of the seat back the seat cushion includes:

a plurality of speakers;

fiber pads provided to front surfaces of each of the speakers;

a median sound-insulating pad provided between the fiber pads;

outside sound-insulating pads provided on outer sides of the fiber pads; and

a surface skin for covering the speakers, the fiber pads, and the sound-insulating pads,

wherein the fiber pads include an elastic material that has a three-dimensional-mesh structure therein,

wherein the sound-insulating pads include an elastic material for minimizing transmission of sound,

wherein the fiber pads are filled into spaces formed by the median sound-insulating pad and the outside sound-insulating pad, and

wherein the spaces formed by the median sound-insulating pad and the outside sound-insulating pads have shapes extending laterally in a direction from a location near the plurality of speaker toward a location away from the plurality of speakers.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 19, 2016
From: ITO, YASUYUKI; NAGASAWA, TAKAHIKO; TAKADA, NAOKI; NAKASHIMA, FUMIAKI; ISHIKAWA, TAKAO
To: TACHI-S CO., LTD.
Reel/Frame 039484/0697 →
Priority Claims (1)
JP 2014-170112 · Aug 25, 2014 · national
Continuity (1)
Related Publication 20170072869A1 · Mar 16, 2017