Patent · US Expired

Magnet device

US4185262A · kind A · utility

15Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 1978
Grant dateJan 22, 1980
Priority date
Expiry dateJul 28, 1998

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F41/028
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A magnet device having magnetic poles of opposite polarities on the same surface comprises a plurality of plastic matix magnet elements providing a magnetic circuit arranged to concentrate the magnetic energy of the magnet elements so as to derive a great magnetic force from the magnetic poles.

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