Patent · US Expired

Method of forming perforated metal/ferrite laminated magnet

US5857883A · kind A · utility

13Cited by
5References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 1997
Grant dateJan 12, 1999
Priority date
Expiry dateMay 9, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J29/68
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates generally to a new metal/ferrite laminate magnet and process thereof. More particularly, the invention encompasses a new process for fabrication of a large area laminate magnet with a significant number of perforated holes, integrated metal plate(s) and electrodes for electron and electron beam control. The present invention also relates to a magnetic matrix and electron beam source and methods of manufacture thereof.

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