ACOUSTIC DEVICE Russian patent published in 2023 - IPC H04R1/10 

FIELD: acoustics.

SUBSTANCE: acoustic device comprising: a hook-shaped piece, a connecting piece and a fastening piece, wherein when a user wears the acoustic device, the hook-shaped piece is hung between the first side of the ear and the user's head, the fastening piece is in contact with the second side of the ear, and the connecting piece is connected to the hook-shaped piece and the fastener. The hook-shaped part contains the first section and the second section, wherein the first section is connected to the connecting part, and the second section is connected to the first section; the projection of the first section onto the sagittal plane of the user contains the first curve; the projection of the second section onto the sagittal plane of the user contains the second curve; the first curve contains the first extremum point in the first direction; and the second curve contains the second extremum point in the first direction. The first direction is perpendicular to the horizontal plane of the user; and the connection point between the first curve and the second curve is a point of intersection between a lower edge of the fastener farthest from the fastener along the first direction and a projection of the hook part onto the sagittal plane of the user.

EFFECT: increased comfort and stability of the device when worn.

10 cl, 6 dwg