Patent ID: 8870604
Filing Date: 2014-10-28
Classification: H01R

Abstract:
1. An audio jack for an inserting plug of an earphone, comprising: a base body having an inserting hole; a first audio channel connecting pin disposed inside the base body and surroundingly disposed to the inserting hole, the first audio channel connecting pin having a plate body, an elastic sheet extending from the plate body, the elastic sheet having a bending portion; a start connecting pin disposed inside the base body and corresponding to the first audio channel connecting pin, the start connecting pin having a flat plate body corresponding to the first audio channel connecting pin, the flat plate body having an acting portion, the acting portion having an insulating portion; a detective connecting pin disposed inside the base body and corresponding to the start connecting pin, the detective connecting pin having a main body, the main body having a first conducting portion and a second conducting portion corresponding to each other and extending from a side of the main body; wherein, after the inserting plug of the earphone is inserted for colliding the bending portion of the elastic sheet, the elastic sheet collides the insulating portion, such that the acting portion is driven for contacting and conducting with the first conducting portion or the second conducting portion, so as to send a detection signal.