Communication headset

Details Communication headset Communication headset

1984-06-06

1986-10-28

Rubinson, Gene Z.

Acoustics

Anatomic or prosthetic relation

Ear and mouth

179156R, 179182R, 181129, H04M 105, H04R 110

Patent

active

046200681

ABSTRACT:
An earphone for a wireless communication system having a transceiver unit for converting electrical signals to audio signals and coupling the audio signals through the earphone includes a shallow cup that has a communication passage between the exterior and interior with a closure member biased to a first position for sealing the communication passage and having a switch manipulatable to move the closure member from the position position to provide voice communication through the communication passage.

REFERENCES:
patent: 1747778 (1930-02-01), Kuchenmeister
patent: 3190973 (1965-06-01), Aileo
patent: 4166978 (1979-09-01), White et al.
patent: 4529057 (1985-07-01), Telford
Telephony, Aug. 30, 1982, p. 95.

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