Occupant posture adjusting device of vehicle seat
US10737599B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 28, 2019 |
| Grant date | Aug 11, 2020 |
| Priority date | — |
| Expiry date | Jan 28, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/70
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An occupant posture adjusting device includes: a plate-shaped bottom support member pivotably supported by a seat cushion via a pivot shaft extending laterally at a position directly under a hip point of a seated occupant to support at least thighs of the occupant from below; a plate-shaped lower part support member pivotably supported by a seat back via a pivot shaft extending laterally at a position lower than an intermediate portion of the seat back to support at least a pelvis of the occupant; a plate-shaped upper part support member pivotably supported by the seat back via a pivot shaft extending laterally at a position higher than the intermediate portion to support at least scapulae of the occupant; first to third drive devices configured to drive the bottom support member, lower part support member, and upper part support member, respectively; and a control device configured to control the drive devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.