Bone anchored hearing aid device unit
AssigneeOticon Medical A/S
InventorsMartin Johansson, Johannes Kocher, Matthias Carlsson, Vikram Shetty, Johan Rosengren
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Abstract
Disclosed herein are embodiments of a bone anchored hearing aid device unit having a housing and an actuator having a first plate piezo element and a first counterweight. The unit further includes a clamp system configured for attaching the actuator or part of the actuator to the housing. The clamp system clamps the first plate piezo element of the actuator at a first clamp position at the first plate piezo element and at a second clamp position at the first plate piezo element, and in that the first counterweight is positioned between the first clamp position and the second clamp position.
Claims17
Bone anchored hearing aid device unit comprising:
- a housing;
- an actuator having a first plate piezo element and a first counterweight;
- and
- a clamp system configured for attaching the actuator or part of the actuator to the housing;
- characterized
- in that the clamp system clamps the first plate piezo element of the actuator at a first clamp position at the first plate piezo element and at a second clamp position at the first plate piezo element;
- and
- in that the first counterweight is arranged on one side of one of the first plate piezo element and is positioned between the first clamp position and the second clamp position;
- wherein the actuator comprises a second counterweight, the first counterweight and the second counterweight being provided on said one side of the first plate piezo element.
Dependencies are inferred from the claim text.