Seat back for vehicles
US9580000B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 17, 2014 |
| Grant date | Feb 28, 2017 |
| Priority date | — |
| Expiry date | Nov 21, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/7094
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A seat back for vehicles including a seat back pad having supporting bodies fixed on a periphery of an opening or a seat frame, or formed integrally with the periphery of the opening by one or multiple-point support, the supporting bodies aligned at predetermined intervals, each arranged in a direction between periphery portions opposite to each other of the opening at a front surface portion formed as a backrest surface for a seated person, the supporting bodies being independent of each other in rod or plate form, each made of a synthetic resin foam having 20 mm or larger in bending deflection amount and 2 to 100 N in load when deflected by 20 mm measured in accordance with a method defined by JIS K7221-2:2006, and having an interspace portion configured such that the supporting bodies are allowed to be deformed by bending in a rear direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.