Patent · US Expired

Magnetorheological grease composition

US6547986B1 · kind B1 · utility

9Cited by
9References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 2000
Grant dateApr 15, 2003
Priority date
Expiry dateSep 21, 2020

Classification

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

Abstract

The invention provides a magnetorheological grease composition which contains magnetic-responsive particles, a carrier fluid and a thickening agent. The composition according to the invention contains an effective amount of thickening agent to provide a composition of proper consistency with good properties and little settling of the magnetic-responsive particles.

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