Patent · US Active

Vibration generating device having a faster reaction speed

US9667118B2 · kind B2 · utility

1Cited by
2References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 18, 2015
Grant dateMay 30, 2017
Priority date
Expiry dateAug 13, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K2213/03
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

There is provided a vibration generating device including: a driving magnet of a rotor part rotated around a shaft and a coil part disposed to face the driving magnet and electromagnetically interacting with the driving magnet to rotate the rotor part, wherein the number of poles of the driving magnet and the number of coils of the coil part are the same as each other.

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