Patent · US Expired

Smart tool holder

US5802937A · kind A · utility

22Cited by
18References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 1995
Grant dateSep 8, 1998
Priority date
Expiry dateJul 26, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T408/17
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

There is provided an apparatus for machining surfaces to accuracies within the nanometer range by use of electrical current flow through the contact of the cutting tool with the workpiece as a feedback signal to control depth of cut.

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