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US 2017/0246038 A1Published application
Hearing device containing hidden fm-receiver antenna
Assignee3M Innovative Properties Company
InventorHenrik J. Sjöman
Life of this patent
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Abstract
Hearing protection devices that contain an FM-receiver and antenna connected to one another, each being disposed interiorly in a protective muff of the hearing device, where the antenna is molded into a plastic housing in the protective muff are described, as are methods of making protective muffs used in such a device.
Claims15
A hearing protection device, comprising:
- A first protective muff to be placed over a user's ear, the protective muff comprising:
- an FM-receiver disposed interiorly in the protective muff;
- a metal antenna also disposed interiorly in the protective muff and connected to the FM-receiver;
- and
- a plastic housing,
- wherein the metal antenna is secured by being molded into the plastic housing, and at least one connection point to the antenna protrudes from the plastic housing.
3 more elements
Dependencies are inferred from the claim text.