Patent · US Expired

Operation control apparatus for robots

US4567418A · kind A · utility

8Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 15, 1984
Grant dateJan 28, 1986
Priority date
Expiry dateAug 15, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/45083
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

In a control apparatus controlling point-to-point movement of arms of a robot, stepping motors are used to drive the shafts of the robot arms respectively, and motor drivers drive the stepping motors according to a 1-2-phase excitation mode in a low speed range but according to a 2-phase excitation mode in an intermediate and a high speed range.

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