Elastic base structure and upholstered furniture therewith
US12089752B2 · kind B2 · utility
0Cited by
14References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2022 |
| Grant date | Sep 17, 2024 |
| Priority date | — |
| Expiry date | Jan 12, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C17/86
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An elastic base structure and a piece of upholstered furniture therewith. The elastic base structure includes a base frame comprising a pair of first support rods and a pair of second support rods connected to the pair of first support rod to form a square or rectangular structure; a plurality of serpentine springs; and a plurality of double-branched hook clips. Each serpentine spring has two oppose ends disconnectably connected to two double-branched hook clips that are in turn disconnectably connected to the pair of first support rods, respectively, such that the plurality of serpentine springs are parallel to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.