IP Library Granted Patent US 10,906,442
Granted Patent B2
US 10,906,442 · App. 15/737,030 · Granted Feb 2, 2021

Vehicle seat

Inventor: Harald Klein (Matzenbach, DE)
Assignee: Adient Luxembourg Holding S.à.r.l.
B60N2/914A61H9/00A61H9/005A61H9/0078B60N2/665B60N2/976A61H2201/0103A61H2201/0138A61H2201/0149
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Quick Facts
Patent No.
US 10,906,442
App. No.
15/737,030
Granted
Feb 2, 2021
Kind
B2
Abstract

A vehicle seat ( 1 ), in particular utility vehicle seat, has a seat cushion ( 2 ), a backrest ( 3 ), and a massage system ( 10 ), which has a plurality of pressurizable elements ( 12 ) and a controller ( 14 ) for a targeted activation of the pressurizable elements ( 12 ) to achieve a massage effect. The pressurizable elements ( 12 ) are each separately pressurizable via connecting lines ( 16 ). The massage system ( 10 ) connects to a connection ( 22 ) of an external compressed air supply, in particular a compressed air supply of a vehicle, for a supply of a pressurized medium. The pressurizable elements ( 12 ) are arranged on an occupant-facing side of a foam part of a padding of the backrest ( 3 ). This is particularly in a region between the foam part and a cover of the padding. Further pressurizable elements ( 12 ) are arranged on an occupant-averted side of a foam part of a padding of the backrest ( 3 ).

Claims (40)

1. A vehicle seat comprising:

a seat cushion with padding;

a backrest with padding;

a massage system having a plurality of elements which can be pressurized;

wherein the plurality of elements which can be pressurized comprises a first plurality of elements which can be pressurized and a second plurality of elements which can be pressurized;

a controller for a targeted actuation of the first and second plurality of elements which can be pressurized in order to achieve a massage effect;

one or more first connecting lines pressurizing the first and second plurality of elements which can be pressurized separately;

a connector connecting the massage system to an external compressed air supply to provide a pressurizing medium;

a foam part having a first side and a second side;

wherein the first side of the foam part faces an occupant when in use;

wherein the second side of the foam part faces away from the occupant when in use;

a cover disposed over at least a portion of the foam part;

a regulating valve arranged between the connector and the controller;

wherein the regulating valve is configured to limit the pressurizing medium to a predefined value of a volumetric flow;

wherein the first plurality of elements which can be pressurized are arranged on the first side of the foam part of the padding of the seat cushion and/or the backrest;

wherein the second plurality of elements which can be pressurized are arranged on the second side of the foam part of the padding of the seat cushion and/or the backrest; and

wherein at least a portion of the first plurality of elements which can be pressurized are in direct contact with at least a portion of the cover and at least a portion of the first side of the foam part.

2. The vehicle seat of claim 1 , wherein the external compressed air supply is a compressed air supply of a vehicle.

3. The vehicle seat of claim 1 , wherein the second plurality of elements which can be pressurized are arranged on the second side of the foam part in a region between the foam part and a frame structure of the backrest.

4. The vehicle seat of claim 1 , wherein the foam part has a plurality of recesses, wherein the plurality of recesses in the foam part have a size and shape to receive the first or second plurality of elements which can be pressurized therein.

5. The vehicle of claim 1 , wherein the regulating valve is set up to reduce a pressure of the pressurizing medium to a predefined pressure level.

6. The vehicle seat of claim 5 , wherein the pressure being reduced to a pressure level in a range from 200 to 600 hPa.

7. The vehicle seat of claim 1 , wherein the volumetric flow is limited to a value in the range from 5 to 10 liters per minute.

8. The vehicle seat of claim 1 , further comprising a user interface, wherein the user interface is selectively engagable by an occupant to selectively fill or empty one or more of the first or second plurality of elements which can be pressurized in a controlled manner with the pressurizing medium.

9. The vehicle seat of claim 8 , wherein the regulating valve is in communication with the controller by using a second connecting line;

wherein the regulating valve is in communication with the connector by using a third connecting line;

wherein the user interface is in communication with the one or more first connecting lines by using one or more fourth connecting lines;

wherein the user interface is in communication with the external compressed air supply by using a fifth connecting line; and

wherein the fifth connecting line is connected to the third connecting line at a location between the regulating valve and the connector.

10. The vehicle seat of claim 1 , wherein the first and second plurality of elements which can be pressurized are connected to a holding element, wherein at least a portion of the holding element is connected to at least a portion of a frame structure of the backrest.

11. The vehicle seat of claim 1 , wherein the first and second plurality of elements which can be pressurized are connected to a holding element, wherein the holding element is hooked to a frame structure of the backrest.

12. The vehicle seat of claim 1 , wherein the first and/or second plurality of elements which can be pressurized are connected to and arranged along a connecting strip by an adhesive bond therebetween.

13. The vehicle seat of claim 1 , wherein the first and/or second plurality of elements which can be pressurized comprises a first chamber and a second chamber with a wall portion therebetween.

14. The vehicle seat of claim 13 , wherein the wall portion has one or more openings therein fluidly connecting the first chamber and the second chamber.

15. The vehicle seat of claim 13 , wherein at least a portion of the one or more first connecting lines are in fluid communication with at least a portion of the first chamber of the first and/or second plurality of elements which can be pressurized.

16. The vehicle seat of claim 13 , wherein at least a portion of the second chamber of the first and/or second plurality of elements which can be pressurized are disposed adjacent to and outward from at least a portion of the first chamber of the first and/or second plurality of elements which can be pressurized.

17. The vehicle seat of claim 1 , wherein the first and/or second plurality of elements which can be pressurized are made of a plastic material.

18. The vehicle seat of claim 1 , wherein the first and/or second plurality of elements which can be pressurized form a portion of a lumbar support element.

19. The vehicle seat of claim 1 , wherein at least a portion of the first and/or second plurality of elements which can be pressurized are hooked into a holding element.

20. The vehicle seat of claim 1 , wherein the second plurality of elements which can be pressurized on the second side of the foam part allow a massaging pressure provided by the second plurality of elements which can be pressurized to be applied over an area larger than an amount of massaging pressure provided by the first plurality of elements which can be pressurized on the first side of the foam part.

Assignments (5)
NOTICE OF GRANT OF SECURITY INTEREST Recorded Mar 14, 2023
From: CNI ENTERPRISES, INC.; ADIENT US LLC
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
Reel/Frame 063085/0391 →
NOTICE OF GRANT OF SECURITY INTEREST IN IP Recorded Nov 17, 2022
From: ADIENT US LLC
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 061956/0301 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 14, 2022
From: ADIENT GLOBAL HOLDINGS LTD.
To: ADIENT US LLC
Reel/Frame 059086/0636 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 17, 2022
From: ADIENT LUXEMBOURG HOLDING S.A.R.L.
To: ADIENT GLOBAL HOLDINGS LTD.
Reel/Frame 058751/0678 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 15, 2017
From: KLEIN, HARALD
To: ADIENT LUXEMBOURG HOLDING S.À.R.L.
Reel/Frame 044408/0534 →
Priority Claims (2)
DE 10 2015 211 159 · Jun 17, 2015 · national
DE 10 2015 217 989 · Sep 18, 2015 · national
Continuity (1)
Related Publication 20180370405A1 · Dec 27, 2018