Patent · US Expired

Ultrasonic inspection apparatus

US3964297A · kind A · utility

16Cited by
7References
27Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1974
Grant dateJun 22, 1976
Priority date
Expiry dateDec 16, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S73/90
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Trains of echo signals occurring from repetitively transmitted ultrasonic pulses are stored in a shift register in accordance with their times of occurrence, and the stages of the shift register are connected to illuminate respective light-emitting diodes arranged in a linear array, providing a display indicating the depths of density changes in animal matter or the like being inspected.

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