Means for diverting static electricity from a sitting device such as an office chair
US4772981A · kind A · utility
0Cited by
9References
11Claims
0Family size
Inventor
Key dates
| Filing date | Jan 17, 1986 |
| Grant date | Sep 20, 1988 |
| Priority date | — |
| Expiry date | Jan 17, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05F3/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Means in diverting static electricity from a sitting device, in which the supporting surfaces which are intended for support of a human body, in association with the upholstery is equipped with at least one electrically conducting layer which is electrically connected to earth, via the electrically conducting underframe of the sitting device. The electrically conducting layer may consist of a thin, preferably perforated plastic film, mat or net of electrically conducting material. The layer may be arranged on the upper surface of the upholstery and possibly be attached thereto, or be embedded therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.