Air supply device and vehicle seat
US-2018170230-A1 · Jun 21, 2018 · US
Seat device
US11076698B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-11076698-B2 |
| Application number | US-202016775274-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 29, 2020 |
| Priority date | Jan 31, 2019 |
| Publication date | Aug 3, 2021 |
| Grant date | Aug 3, 2021 |
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- Title
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- Abstract
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- Assignees and inventors
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- First independent claim
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- CPC / IPC classifications
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- Citations and related patents
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Abstract
Official abstract text for this publication.
A seat device includes a seat cushion where a sitting person is seated, and a seatback configured to support the upper body of the sitting person. The seatback includes a seatback frame, a seatback pad placed on a front face of the seatback frame, and a seatback cover covering a surface of the seatback pad. A plurality of stretch airbags is provided in a part of the seatback at a position corresponding to the lumbar part of the sitting person, and the stretch airbags are configured to inflate and press a surface of the seatback to a direction approaching the sitting person. The stretch airbags are placed to overlap each other in a thickness direction of the seatback such that the seatback pad is sandwiched between the stretch airbags.
First claim
Opening claim text (preview).
What is claimed is: 1. A seat device comprising: a seat cushion configured such that a sitting person is seated in the seat cushion; and a seatback configured to support an upper body of the sitting person, wherein: the seatback includes a seatback frame, a seatback pad placed on a front face of the seatback frame, and a seatback cover configured to cover a surface of the seatback pad; a plurality of stretch airbags is provided in a part of the seatback at a position corresponding to a lumbar part of the sitting person, the stretch airbags being configured to inflate and press a surface of the seatback to a direction approaching the sitting person; and the stretch airbags are placed to overlap each other in a thickness direction of the seatback such that the seatback pad is sandwiched between the stretch airbags, wherein: one or more refreshment airbags are further provided at the position corresponding to the lumbar part, the one or more refreshment airbags being smaller than the stretch airbags; and at least one of the stretch airbags is disposed on a front face side from the refreshment airbags. 2. The seat device according to claim 1 , wherein the stretch airbags are further provided at positions corresponding to shoulders of the sitting person. 3. The seat device according to claim 1 , wherein: the refreshment airbags are disposed between the seatback pad and a cover pad; and recessed portions in which the refreshment airbags are accommodated are formed on the surface of the seatback pad.
Assignees
Inventors
Classifications
incorporating inflatable elements · CPC title
Hydro-pneumatic adjustments of the shape · CPC title
shape of the cushion · CPC title
with air or fluid cushions (B60N2/914 takes precedence) · CPC title
in combination with inflatable bodies · CPC title
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Frequently asked questions
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- What does patent US11076698B2 cover?
- A seat device includes a seat cushion where a sitting person is seated, and a seatback configured to support the upper body of the sitting person. The seatback includes a seatback frame, a seatback pad placed on a front face of the seatback frame, and a seatback cover covering a surface of the seatback pad. A plurality of stretch airbags is provided in a part of the seatback at a position corre…
- Who is the assignee on this patent?
- Toyota Motor Co Ltd, Toyota Boshoku Kk, Aisin Seiki
- What technology area does this patent fall under?
- Primary CPC classification B60N2/665. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Aug 03 2021 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 4 related publications on this page (citations in our corpus or others sharing the same primary CPC).