Patent · US Expired

Measurement of cutting edge sharpness

US5379633A · kind A · utility

25Cited by
4References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1993
Grant dateJan 10, 1995
Priority date
Expiry dateMay 20, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2203/0623
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An objective measurement of the relative sharpness of a slicing blade is made in accordance with the apparatus and method of this invention by making a test cut in a test specimen in a controlled manner in a sharpness tester device which records the peak force required to cut a standard test specimen 44.

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