Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent
1988-08-25
1989-07-04
Lev, Robert
Telephonic communications
Having light wave or ultrasonic link for speech or paging...
Including fiber optic link within telephone network
455 90, 379424, 379443, H01M 123
Patent
active
048457388
ABSTRACT:
The automobile telephone is used in a hands-free condition by coupling its handset with a cradle-shaped coupler which is provided with a pair of swingable support plates for receiving a transmitter portion and a receiver portion of the handset in use to make it possible to receive the handset regardless its size and mounting angle. On a back surface of the swingable support plates are provided a speaker and a microphone which are coupled with the transmitter portion and the receiver portion of the handset respectively so as to make it possible to use the telephone in a hands-free condition through these speaker and microphone incorporated in the cradle-shaped coupler.
REFERENCES:
patent: 3167617 (1965-01-01), Gerhardt
patent: 3657479 (1972-04-01), Sweenie et al.
patent: 4476354 (1984-10-01), Uchino et al.
patent: 4698838 (1987-10-01), Ishikawa et al.
patent: 4709289 (1987-11-01), Langenberg
patent: 4710596 (1987-12-01), Kurokawa
patent: 4723281 (1988-02-01), Peiker et al.
patent: 4776553 (1988-10-01), Kubayashi
Bohsei International Co., Ltd.
Lev Robert
LandOfFree
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