Patent · US Expired

Modular hearing aid system

US5185802A · kind A · utility

248Cited by
13References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 27, 1992
Grant dateFeb 9, 1993
Priority date
Expiry dateApr 27, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2201/109
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A modular hearing aid system has an exterior shell and a removable interior housing. The shell can be customized for a user's right or left ear. The housing has a standard, bilateral shape useable with either ear. The housing can be removably locked to the shell. A vent channel is molded into the shell adjacent a region of the housing.

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