Patent ID: 6622815
Filing Date: 2003-09-23
Classification: H04R

Abstract:
A hearing aid comprising:a molded casing having an irregular outer surface shaped to be received in a person's ear canal, having an inner surface defining a cavity, and having a through opening between said inner and outer surfaces in a portion of the casing to be received innermost in the ear canal; a sound receiving, amplification and transmitting system within said cavity in the casing, said system including a receiver having a first end with a sound outlet opening in said first end, a second opposite end, and a side surface extending between said first and second ends; a tube of resiliently flexible material having first and second ends, and a through passageway between said ends, said first end engaging said receiver with said sound outlet opening communicating with said passageway, and said second end engaging said casing at said through opening with said passageway communicating through the outer surface of said casing; a support pad comprising a layer of conformable metal having first and second opposite major surfaces and a layer of viscoelastic material along said first major surface, said support pad having an attachment portion with the layer of viscoelastic material along said attachment portion being adhered to the side surface of said receiver, and at least one tab portion projecting away from said receiver adjacent said second end of said receiver, said tab portion being shaped so that said second major surface along said tab portion is adjacent and conforms to the inner surface of said casing; and a layer of adhesive adhering said second major surface along said tab portion to the inner surface of said casing; said tab portion being shaped and positioned so that the first end of said receiver is against the first end of said tube with said attachment portion of said support pad and said receiver being spaced from the inner surface of said casing.