Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Plural or compound reproducers
Patent
1997-06-05
1998-08-11
Tran, Sinh
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Plural or compound reproducers
381187, H04K 2500
Patent
active
057938784
ABSTRACT:
A microphone of the headset is composed of a base which is provided with a plurality of locating projections. The base of the microphone is fastened pivotally with a recess of the base of the ear cushion of the headset such that the locating projections of the base of the microphone are engaged with a locating portion of the recess of the ear cushion, and that the microphone can be swiveled and located as desired.
REFERENCES:
patent: 4634816 (1987-01-01), O'Malley et al.
patent: 5381486 (1995-01-01), Ludeke et al.
patent: 5446788 (1995-08-01), Lucey et al.
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