Patent · US Expired

Acoustic wave therapy apparatus with reduced noise during acoustic wave emission

US6179792A · kind A · utility

6Cited by
11References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 22, 1998
Grant dateJan 30, 2001
Priority date
Expiry dateSep 22, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10K2210/116
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An acoustic wave therapy apparatus has an acoustic wave source such as shock wave source and an acoustic transmitter that emits such a separate acoustic signal that, during operation of the acoustic wave therapy apparatus, at least partial cancels the air-borne sound caused by the acoustic wave source.

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