Patent · US Expired

Control unit used in machine tools

US6915461B1 · kind B1 · utility

8Cited by
7References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 27, 1999
Grant dateJul 5, 2005
Priority date
Expiry dateApr 27, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05B2219/35494
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The control unit comprises a first display unit which, when an error occurs, displays a primary error message; an error information input unit by which an user inputs error information corresponding to the primary error message, a memory which stores the error information input using the error information input unit; and a second display unit which displays the error information.

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