Chair for fitness exercise
US11497315B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 11, 2020 |
| Grant date | Nov 15, 2022 |
| Priority date | — |
| Expiry date | Feb 9, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2210/02
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A chair for fitness exercise includes a base, a stretching mechanism, a backrest, an armrest, a footrest and a supporting cushion. The stretching mechanism includes a pull rod and an elastic connector. One end of the elastic connector is fixedly connected to the base, and the other end of the elastic connector is connected to the pull rod. The base includes a footrest rod, and one end of the elastic connector is fixedly connected to the footrest rod. The backrest includes a backrest rod. The armrest is connected to the base, and an elastic assembly is fixedly arranged on the armrest. The footrest includes two side supporting rods. The supporting cushion is arranged between two side supporting rods. The elastic assembly includes a connecting rod, a first limiting member, a second limiting member, a third limiting member, a front spring, a rear spring, a first sleeve and an engaged key.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.