Patent · US Expired

Magnetorheological fluid

US5906767A · kind A · utility

61Cited by
15References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 28, 1997
Grant dateMay 25, 1999
Priority date
Expiry dateOct 28, 2017

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F1/447
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A magnetorheological fluid that includes magnetic-responsive particles, a carrier fluid and a phosphorus additive. The magnetorheological fluid does not include an organomolybdenum, a thiophosphorus additive or a thiocarbamate additive.

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