Patent · US Expired

Sonic transducer surfaces

US4031757A · kind A · utility

8Cited by
9References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 8, 1975
Grant dateJun 28, 1977
Priority date
Expiry dateDec 8, 1995

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F1/3282
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The faces of transducers for transmitting or receiving sonic signals have outwardly protruding conical shapes to reduce problems caused by reflections of the sonic signals.

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