Patent ID: 7058194
Filing Date: 2006-06-06
Classification: H04M,H04R

Abstract:
1. A hinge unit for a headset which includes a speaker housing and a removable microphone housing, said hinge unit comprising: a) a pair of side hinge arms fixedly mounted on said speaker housing; b) a central hinge arm fixedly mounted on said microphone housing and detachably connected to said side hinge arms; and c) a current-carrying means having a pair of first current-carrying hinge members provided in said side hinge arms and a pair of second current-carrying hinge members provided in said central hinge arm wherein said second current-carrying hinge members have a hemispherically shaped surface located adjacent to and between said first current-carrying hinge members, and slidingly contact a corresponding hemispherically shaped surface of said first current-carrying hinge members, wherein the central hinge arm can be detached from, and reattached to, the side hinge arms.