Patent · US Expired

Rotary polygon mirror motor

US5903078A · kind A · utility

6Cited by
2References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 26, 1997
Grant dateMay 11, 1999
Priority date
Expiry dateSep 26, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K7/14
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A rotary sleeve 1 is integral with a rotary polygon mirror 14 forming a rotor section, one end portion of the rotary sleeve is formed into a magnet mounting section 15, on which a magnet yoke 3 and rotary magnets 4 are mounted. The rotary sleeve 1 has a bearing on its inner cylindrical surface 17 which is in the form of a through-hole.

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