Patent · US Expired

Electric actuator

US5747896A · kind A · utility

29Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 5, 1996
Grant dateMay 5, 1998
Priority date
Expiry dateSep 5, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/18656
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An electric actuator has an elongate base, a power unit and an encoder device which are fixedly mounted on respective opposite ends of the base in confronting relation to each other, a slide table displaceable longitudinally along the base, a ball screw for transmitting rotational power from the power unit to the slide table, and a pair of guide lands integral with the base for guiding the slide table longitudinally along the base.

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