Patent ID: 8638970

Claim:
An earbud adapter comprising: an attachment portion adapted to attach to the earbud to retain the adapter on the earbud while allowing sound from said earbud to pass through said attachment portion; an ear portion including a first end extending from said attachment portion and a second end opposite said first end and defining an end to the earbud adapter, said ear portion defining a length between said first and second ends, said ear portion including an outer surface shaped for insertion into an ear and an inner surface opposite said outer surface and defining an internal opening extending through said ear portion from said first end to said second end, wherein said inner surface is cone shaped from said first end of said ear portion to said second end of said ear portion, said cone shape including a converging cone and a diverging cone, said converging and diverging cones each having a surface at an angle of 5 to 25 degrees with respect to a longitudinal centerline extending through said ear portion; and a plurality of flexible fins extending outwardly from said outer surface of said ear portion, said fins spaced apart along substantially the entire said length of said ear portion between said first and second ends of said ear portion.