Vehicle seat
US11820269B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 3, 2019 |
| Grant date | Nov 21, 2023 |
| Priority date | — |
| Expiry date | Oct 3, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/879
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
To provide a vehicle seat in which the posture of the head of the occupant is controlled with a simpler configuration to reduce motion sickness of the occupant, the vehicle seat includes: a seat cushion; a seat back; a headrest including a main part configured to support the back of the head of the occupant, a left side part connected to a left edge of the main part to be rotatable about a vertical axis, a right side part connected to a right edge of the main part to be rotatable about a vertical axis, a left drive device for rotating the left side part forward relative to the main part, and a right drive device for rotating the right side part forward relative to the main part; an acceleration acquisition device; and a control device which, when a rightward acceleration is acquired by the acceleration acquisition device, makes the right drive device rotate the right side part forward until the right side part is positioned on a right side of the head of the occupant, and when a leftward acceleration is acquired by the acceleration acquisition device, makes the left drive device rotate the left side part forward until the left side part is positioned on a left side of the head of t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.