Patent · US Expired

Modular hearing aid

US4395601A · kind A · utility

36Cited by

10References

8Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Wolfgang Kopke · Berlin, DE
Manfred Muller · Berlin, DE
Wolfgang Schmidt
Albert Eggert · Berlin, DE
Erwin Gahleitner · Berlin, DE
Gerhard Raupach · Berlin, DE

Key dates

Filing date	Sep 30, 1980
Grant date	Jul 26, 1983
Priority date	—
Expiry date	Sep 30, 2000

Classification

Technology area (CPC H)Electricity
CPC primaryH05K2201/10477
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A hearing aid has a circuit board having conductor strips thereon; first plug-in elements mounted on the circuit board and being electrically connected to selective conductor strips; a plurality of circuit board-supported modular structural units; and second plug-in elements mounted on each circuit board-supported modular structural unit. The first plug-in elements cooperate with respective second plug-in elements for securing selected circuit board-supported modular structural units on the circuit board.

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