Patent · US Expired

Crack monitoring apparatus

US5673203A · kind A · utility

7Cited by
11References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 1996
Grant dateSep 30, 1997
Priority date
Expiry dateMar 28, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2203/0647
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An apparatus for monitoring the growth of surface cracks in materials includes a means for applying a load to a specimen to simulate actual use of the specimen, means for illuminating the specimen, means for capturing images of the specimen, and means for processing the images to monitor crack growth in the specimen. Optionally, the means for processing can be used to control the other means.

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