Patent · US Expired

Motor drive control arrangements

US4066941A · kind A · utility

29Cited by
3References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 11, 1975
Grant dateJan 3, 1978
Priority date
Expiry dateApr 11, 1995

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S400/902
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A motor drive system for driving a motor according to a predetermined motor speed curve in which a predetermined count of pulses of constant time increment is utilized to produce an output signal characteristic of an increment of motor movement. In addition the control signal is used to control the time interval between successive occurrences of the output signal in accordance with the motor speed curve.

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