Vibrating lumbar suppport
US6918884B2 · kind B2 · utility
15Cited by
17References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2001 |
| Grant date | Jul 19, 2005 |
| Priority date | — |
| Expiry date | Jul 19, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61H2201/1669
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vibrating lumbar support transmits vibrations from an electromagnetic pulse vibrator through a vibration plate, guide rods, an arching pressure surface and then to a seat occupant. The vibrating unit may also transmit vibrations to a seat occupant through a push paddle type lumbar support or through a sinuous wire type lumbar support.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.