Patent · US Expired

Multi-actuator having position controller

US5990586A · kind A · utility

17Cited by
10References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 22, 1998
Grant dateNov 23, 1999
Priority date
Expiry dateJun 22, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K11/21
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Feedback potentiometer-type servoactuator uses the ring gear of a planetary gear system to drive the wiper across a resistive arc of less than 360.degree. where the actuator has a travel of multiple turns. The ring gear is supported by spaced struts in the actuator housing.

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