Patent · US Active

Dynamic sound transducer and receiver

US8731231B2 · kind B2 · utility

2Cited by

9References

10Claims

0Family size

Assignee

Sennheiser electronic GmbH & Co. KG · DE

Inventors

Till Teske-Fischer · Würzburg, DE
Markus Kuhr · Singapore, SG
Vladimir Gorelik · Palo Alto, US
Dirk Hackbarth · Großburgwedel, DE
Heinz Epping · Hildesheim, DE
Burkhard Markmann · Großburgwedel, DE
Axel Grell · Großburgwedel, DE
André Michaelis · Großburgwedel, DE

Key dates

Filing date	Jan 30, 2008
Grant date	May 20, 2014
Priority date	—
Expiry date	May 29, 2029

Classification

Technology area (CPC H)Electricity
CPC primaryH04R2307/027
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

There is provided a dynamic sound transducer having a diaphragm system (10) which has at least a first and second metallized surface (11) which are separated from each other by an insulating surface (12). The dynamic sound transducer further has a moving coil (20) with a coil wire (25). An end of the coil wire is electrically conductingly connected to the first metallized surface (11) and the other end of the coil wire is electrically conductingly connected to the second metallized surface (11).

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