Seating apparatus with adjustable cushioning
US9642469B2 · kind B2 · utility
4Cited by
37References
20Claims
0Family size
Inventors
Key dates
| Filing date | Dec 31, 2014 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Dec 31, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C27/088
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A seating apparatus with adjustable cushioning, comprises a seat base and an inflatable bladder comprising a plurality of air cells. The inflatable bladder is positioned in between at least two polyurethane foam layers, supported on the seat base. The seating apparatus further comprises a pump unit operatively connected to the inflatable bladder via a conduit for inflating or deflating the plurality of air cells for providing adjustable firmness to the seating apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.