Patent · US Expired

Device for electrostatically suspending a body or sample

US4688141A · kind A · utility

16Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 1985
Grant dateAug 18, 1987
Priority date
Expiry dateJun 25, 2005

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02N13/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A device for electrostatically suspending an electrically charged body coises at least two spherical electrodes serving simultaneously for capacitive position detection and electrostatic positioning control for the body.

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