Mechanical extending linkage and seating unit comprising the same
US10299596B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 18, 2017 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Oct 18, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47C7/5068
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A mechanical extending linkage is configured to be mounted in a seating unit capable of being moved between a retracted position and an extended position and comprising a seat, a backrest and extendable primary and secondary footrests. The mechanical extending linkage comprises a footrest assembly for extending and retracting the primary footrest and the secondary footrest, the footrest assembly comprising a primary footrest link, a secondary footrest link, and an intermediate link set having a first intermediate link, a second intermediate link, a third intermediate link and a fourth intermediate link. The footrest assembly is configured in such a manner that the secondary footrest link, the first intermediate link and the second intermediate link are arranged substantially parallel with the seat when the seating unit is in the retracted position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.