Patent · US Expired

Electrohydraulic pressure wave projectors

US6215734A · kind A · utility

102Cited by
4References
52Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 3, 1999
Grant dateApr 10, 2001
Priority date
Expiry dateMay 3, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R23/00
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A projector (10) for creating electrohydraulic acoustic and pressure waves comprising an energy source (21) (such as a capacitor) within approximately one meter of an electrode array (23). Larger projectors may be formed by arraying the projectors, and still larger projectors by arraying them.

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