Patent · US Expired

Cutting insert and clamping arrangement therefor

US4946319A · kind A · utility

26Cited by
16References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 12, 1988
Grant dateAug 7, 1990
Priority date
Expiry dateAug 12, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T407/26
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A cutting insert with improved chip control and metal cutting capabilities and a toolholder with an improved clamping arrangement for use in combination therewith. The insert includes a first notch disposed in the insert body extending from the cutting end to the mounting end thereof. A top wall of the insert body has a forward section with a cutting edge, a middle section with a second notch extending across substantially the entire insert body and a rearward section. In one embodiment, the forward section of the insert body includes a chipbreaker. In another embodiment, the forward portion includes an advanced cutting material which defines a cutting edge. In yet another embodiment of the insert, the insert body top wall forward section defines the cutting edge and the insert body does not include a chipbreaker.

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