Telephone set

Details Telephone set Telephone set

H - Electricity

04

M

379/101, 379/109

H04M 1/19 (2006.01) H04M 1/03 (2006.01) H04M 1/62 (2006.01)

Patent

CA 1102026

TELEPHONE SET Abstract of the Disclosure: A telephone set has a transmitter-receiver includ- ing a first portion mounting a microphone and a second portion mounting a speaker for loudspeaking and an earphone for secret speaking with an opening formed in the first portion so that the side walls of the opening connect the microphone to the second portion without acoustic coupling between the first and second portions, and a base member shaped to support the transmitter-receiver and having a telephone number operating board which is accessible through the opening of the first portion when the transmitter- receiver is positioned on the base member. A mechanical switch on the base member responds to the transmitter- receiver to effect switching between loudspeaking and secret speaking modes of operation. Also disclosed is a microphone support member which can support the microphone without exerting and adverse effect on the characteristics thereof.

308385

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