Lumbar support mechanism and adjustable bed therewith
US11980294B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2021 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | Sep 21, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C20/12
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
The lumbar support mechanism and an adjustable bed having the same. The lumbar support mechanism includes first and second lumbar lifting assemblies. Each lumbar lifting assembly has a fixing bracket, a first support leg, a second support leg, a bearing member, and a lifting support bracket. The first support leg is pivotally connected between the bearing member and the lifting support bracket. The second support leg is pivotally connected between the fixing bracket and the first support leg. A lumbar support member is connected to the lifting support brackets of the first and second lumbar lifting assemblies. A linkage member is pivotally connected to the bearing members of the first and second lumbar lifting assemblies such that the lumbar support member is operably movable between a retracted position and an ejected position when the linkage member moves between first and second positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.