Patent · US Expired

Electrical appliance

US4912593A · kind A · utility

10Cited by
4References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 1, 1988
Grant dateMar 27, 1990
Priority date
Expiry dateJun 1, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05F3/02
  • WIPO fieldFurniture, games
  • WIPO sectorOther fields

Abstract

An electrical appliance utilizes felt for causing a corona discharge to allow accumulated static electricity to be discharged, and a conductive member having a grounding effect and constituted by a pressure washer or the like is provided in the vicinity of the felt, at a distance of 4 mm or greater therefrom. The felt is made of acrylonitrile-copper sulfate composite fibers.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.