Patent ID: 8213654
Filing Date: 2012-07-03
Classification: B33Y,H04R

Abstract:
1. An in-the-ear audio device which comprises: a custom made shell part which can fit within an ear canal of a user, said custom made shell part having a cavity with substantially parallel side walls, and an opening to said cavity, and a pre-fabricated module part which has substantially parallel side walls and can be positioned within the cavity of said shell part, a first of said shell part and module part including recesses in the side walls thereof which extend along an arc-shaped curve in parallel with the respective side walls thereof, said recesses spanning an angle of at least 45°, and a second of said shell part and module part including beads which extend along an arc-shaped curve in parallel with the respective side walls thereof, said beads spanning an angle of at least 45°, such that the module part can be inserted through said opening and pivoted into position within the cavity of said shell part by relative movement between said beads and said recesses.