Patent · US Expired

Underwater acoustic absorber

US4164727A · kind A · utility

7Cited by
2References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 14, 1977
Grant dateAug 14, 1979
Priority date
Expiry dateApr 14, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10K11/205
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An underwater acoustic absorber and reflector having an impervious rigid al bonded to a rubber tile. When installed on baffle plates of an underwater vehicle the absorber maintains its efficiency under hydraulic pressure.

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