Casing of condenser microphone

Details Casing of condenser microphone Casing of condenser microphone

2006-02-08

2009-11-17

Ni, Suhan (Department: 2614)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Microphone capsule only

C381S361000, C029S594000

Reexamination Certificate

active

07620197

ABSTRACT:
The casing of a condenser microphone in accordance with the present invention comprises a groove at a bottom surface of the casing along an outer circumference of the bottom surface for preventing a deformation of a component during a curling process of an open end portion of the casing, wherein the casing for housing the component therein consists of a metallic material, the casing having an acoustic hole at the bottom surface thereof, the open end portion of the casing being at an opposite side of the bottom surface.

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