Mattress with adjustable firmness
US11889928B2 · kind B2 · utility
0Cited by
83References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2021 |
| Grant date | Feb 6, 2024 |
| Priority date | — |
| Expiry date | Oct 2, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/088
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A mattress can include one or more layers of foam material, an adjustable air layer including an air bladder, and a valve. The valve can be fluidically connected to the air bladder and configured to regulate pressure of the air bladder in response to actuation. Some embodiments can include a foam material positioned inside the air bladder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.