Head support for a seat backrest
US4673214A · kind A · utility
15Cited by
9References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 31, 1986 |
| Grant date | Jun 16, 1987 |
| Priority date | — |
| Expiry date | Jul 31, 2006 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/894
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
In a head support assembly comprising a head support member carried on a mounting bar member in such a way as to be adjustable in respect of height and/or inclination thereon, the mounting bar member carries at least one annular flexible element co-operating with portions of the head support member and in frictional engagement relationship with the mounting bar member and/or the portions of the head support member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.