Patent · US Expired

Load crack testing device

US3965729A · kind A · utility

5Cited by
3References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 1, 1975
Grant dateJun 29, 1976
Priority date
Expiry dateOct 1, 1995

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2203/0062
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A sustained constant load cantilever loading type specimen testing machine. he machine includes a rigid grip which grips one end of a specimen. The other end of the specimen is secured rigidly to a cantilever. A hydraulic piston is connected to the cantilever and operated by a hydraulic pump. The load is measured by a calibrated load cell. Auxiliary equipment such as an electrical timer, control switches and safety switches are used for operation of the system.

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