CONNECTING ELEMENT FOR EARPHONES JACK PLUG, EARPHONES AND TERMINAL DEVICE Russian patent published in 2017 - IPC H04R1/10 

FIELD: acoustics.

SUBSTANCE: invention relates to acoustics, particularly to headphones jack plug connection element, earphones socket and music playback terminal device. Four-stage headphones jack plug connecting element includes two pins, and when connector is connected with headphones jack plug, said two pins interact with two outputs of headphones jack plug near its end part. At that, connecting element is hollow sleeve, sleeve inner diameter is aligned with headphones jack plug end part, and sleeve height exceeds or equals sum of headphones jack plug leads widths, with which must be interaction. Depth of socket for earphones is equal to sum of headphones jack plug leads widths except outputs, interacting with connecting element pins, when headphone jack plug is connected to connection element.

EFFECT: enabling compact design.

8 cl, 13 dwg