Patent · US Expired

Electromagnetic drive for use with vibratory conveyors

US5287027A · kind A · utility

12Cited by
10References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 1, 1991
Grant dateFeb 15, 1994
Priority date
Expiry dateNov 1, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K33/02
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electromechanical exciter for use in driving a vibratory conveyor includes a non-linear spring system which provides an increase in spring force as the stroke of the electromagnet increases.

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