Portable telephone with detachable earphone and microphone...

Details Portable telephone with detachable earphone and microphone... Portable telephone with detachable earphone and microphone...

2007-01-23

2007-01-23

Kincaid, Lester (Department: 2617)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S575600, C455S425000, C455S570000, C455S575400, C455S347000, C455S569100, C381S122000, C381S111000, C379S328000, C379S325000

Reexamination Certificate

active

10848289

ABSTRACT:
A portable telephone (10) includes comprises a main body (11), a detachable member (12), a data transmission cable (13), and a spring biased spool (20). The detachable member includes an earphone module (121), a microphone module (122), and a rolling member (14). The detachable member is attachable to a top surface of the main body when the earphone and microphone modules are not in use. The spring biased spool is mounted within the main body. Opposite ends of the data transmission cable respectively connect with the spring biased spool and the detachable member. The spring biased spool enables the data transmission cable to be extended or retracted. When the data transmission cable is retracted, it is housed within the main body, and the detachable member can be firmly attached on the main body. The rolling member allows the earphone and the microphone modules to conveniently separate from each other at the beginning of a call, and to be conveniently coupled together at the end of a call.

REFERENCES:
patent: 6452626 (2002-09-01), Adair
patent: 6643528 (2003-11-01), Shim et al.
patent: 2004/0204165 (2004-10-01), Huang

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