Patent · US Expired

Method for sensing and remotely controlling a tool to workpiece spatial relationship

US4438754A · kind A · utility

15Cited by
3References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 11, 1981
Grant dateMar 27, 1984
Priority date
Expiry dateSep 11, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/538
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An electromagnetic system is provided for accurately sensing and remotely controlling a tool-to-workpiece spatial relationship. A typical application of the system may include a saw being sensor controlled through the process of removing a reinforced concrete covering from and about an underwater pipe or other metallic object that must be protected.

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