Switch-equipped input-output plug

Details Switch-equipped input-output plug Switch-equipped input-output plug

2005-12-27

2005-12-27

Hammond, Briggitte R. (Department: 2833)

Electrical connectors

With insulation other than conductor sheath

Plural-contact coupling part

C439S188000

Reexamination Certificate

active

06979231

ABSTRACT:
A switch-equipped input-output plug available for a voice input-output connector (jack) different from one type of portable phone or the like from another is provided. A connecting portion of a 4-electrode plug, for connecting a manipulate-signal electrode has a screwing portion formed therearound. is used for two types of portable phones respectively equipped with 4-electrode and 3 electrode jacks. Thus, a single type of plug is commonly available for two types of portable phones respectively equipped with 4-electrode and 3 electrode jacks by using an adaptor designed to serve as the manipulate-signal electrode such that the adaptor is screwed with the connecting portion and is detached from the connecting portion, respectively.

REFERENCES:
patent: 6080021 (2000-06-01), Weingartner
patent: 6109797 (2000-08-01), Nagura et al.
patent: 6595804 (2003-07-01), Nagata

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