Optics: eye examining – vision testing and correcting – Spectacles and eyeglasses – Combined
Patent
1993-06-02
1994-07-05
Ben, Loha
Optics: eye examining, vision testing and correcting
Spectacles and eyeglasses
Combined
381183, G02C 100, H04M 105
Patent
active
053271785
ABSTRACT:
In combination with support structure attachable to an upper portion of the user's head, the improvement comprising a first loudspeaker carried by the support structure in offset, proximate relation to the ear opening of one of the user's ears, the loudspeaker having an input to receive electrical signals from a signal source; the speaker having an audio output side, and the offset relation characterized in that the output side faces toward the ear opening and has spacing from the opening by an amount between about 1/2 and 1 inch when the support structure is attached to the user's head; the support structure including an ear stem of eyeglasses, and the support structure including a closed loop sleeve on and having slidable connection with the stem, whereby the sleeve is adjustably slidable along the stem and rotatable thereabout to bring the loudspeaker into a position corresponding to the offset proximate relation to the ear opening, to be retained in the position, the sleeve being resiliently deformable and expandable to grip the stem, as the sleeve is rotated about the stem.
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Ben Loha
Haefliger William W.
Phan James
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