Patent · US Expired

Electric discharge machine that calculates and displays the machining time

US7259347B2 · kind B2 · utility

5Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 2003
Grant dateAug 21, 2007
Priority date
Expiry dateDec 13, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23H7/20
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A change in machining volume is calculated using a shape of the electrode and a shape of the workpiece expressed by three-dimensional models and machining condition data and the machining time is calculated according to actual machining status based on the calculated change in machining volume.

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