Patent · US Expired

Rotary nibbler

US4679323A · kind A · utility

1Cited by
3References
11Claims
0Family size

Inventor

Key dates

Filing dateMar 7, 1986
Grant dateJul 14, 1987
Priority date
Expiry dateMar 7, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/8796
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A rotary type nibbler comprising a spindle having a helical groove, the spindle being rotatable in a body which terminates in a flat workpiece engagement face which is at an angle with respect to the axis of rotation approximating the helix angle of the groove so that the edge of a workpiece when urged into engagement with the root of the groove will have cut from it a crescent shaped slug.

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