Patent ID: 7970161

Claim:
A dual transducer for a hearing aid, said dual transducer comprising a pair of transducers mounted in side-by-side abutting relation, each of said transducers comprising: a housing, a membrane having a free end suspended in said housing for vibration in response to a motor, said motor comprising a coil and a magnet assembly, said coil being mounted in said housing beneath said membrane; said magnet assembly being mounted in said housing coaxially with both said coil and one edge of said membrane; a drive pin having a bent-over end and connected between (a) a movable armature extending through said coil and said magnet assembly and (b) a diaphragm to transmit vibration thereto, the drive pin being positioned between said coil and said magnet assembly, said bent-over end being bent at an acute angle relative to a surface of said diaphragm; wherein each said housing comprises a case and a cover with said membrane being spaced beneath and parallel with said cover and wherein said transducers are mounted with said cases in congruently aligned and abutting condition.