Patent · US Expired

Cutter bit for machining by chip removal

US4720217A · kind A · utility

6Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 4, 1982
Grant dateJan 19, 1988
Priority date
Expiry dateMay 4, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T407/235
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A cutter bit comprising a cutting edge (1), a nose (2) and a chip-breaker (3) formed by a throat situated along the cutting edge. This chip-breaking throat is delimited inwardly of the bit by a heel (6), whose height relative to the bottom of the throat decreases from the nose in a direction toward the center of the bit.

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