Recliner adjuster for a seat
US7021714B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2003 |
| Grant date | Apr 4, 2006 |
| Priority date | — |
| Expiry date | Dec 22, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/236
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A recliner adjuster for adjusting an inclination of a seat back with respect to a seat cushion includes a cam rotatably mounted between first and second brackets that are respectively fixed to the seat cushion and the seat back, and a lock plate interposed between the first and second brackets so as to move radially outwardly or inwardly with rotation of the cam. The lock plate has an engaging portion having teeth formed on an outer edge thereof, and respective side edges. The lock plate also has first and second shoulder portions formed on respective sides of the engaging portion. The first bracket has first and second guide members that define a guide groove therebetween in which the engaging portion of the lock plate is slidably received. The second bracket has internal teeth that are brought into engagement with the teeth of the engaging portion of the lock plate when the lock plate moves radially outwardly. When a load applied to a seat back is less than a predetermined value, contact between one of the side edges of the engaging portion and an end face of one of the first and second guide members withstands the load. When a load applied to the seat back is greater than the pr…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.