Patent · US Expired

Hearing aid

US6522764B1 · kind B1 · utility

51Cited by
5References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 18, 2001
Grant dateFeb 18, 2003
Priority date
Expiry dateMay 18, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2225/0213
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a hearing aid comprising a housing with at least one acoustic inlet opening and at least one acoustic outlet opening, the housing containing a microphone in connection with the acoustic inlet opening, an amplifier in connection with the microphone, a receiver in connection with the amplifier and a battery for power supply, the housing being provided with a hook for transmittal of acoustic signals from the receiver into the ear of the user, the housing comprising two connectable and detachable parts. The hearing aid is characterized in the means for provided on each housing part for mutually snap locking the parts.

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