Method of preparing of an ear mold and the ear mold thereof

Details Method of preparing of an ear mold and the ear mold thereof Method of preparing of an ear mold and the ear mold thereof

2011-08-16

2011-08-16

Le, Huyen D (Department: 2614)

Electrical audio signal processing systems and devices

Hearing aids, electrical

Specified casing or housing

C381S322000, C381S330000

Reexamination Certificate

active

08000488

ABSTRACT:
In regard to an ear mold for a hearing aid, there are provided the ear mold which a metal bush is settled in a tube for joint of the hearing aid, the metal bush has been used on account of settlement of said tube for joint of the hearing aid, and which a tube is adhered by an adhesive, the adhesive has been used on account of settlement of said tube. However, said ear mold has disadvantages that said tube is easily moved for the reason of instability, said tube drops out from the ear mold, and the ear mold has the problem of a phenomenon of a howling by sound leak-out.An ear mold E based on custom-made impression1and joined the ear hook hearing aid, also, in said ear mold E, a hub12having an elbow-loading-hole121, a sound-leading tube loading hole122and an introductory-hole of a ear mold forming material123were embedded into an ear mold17, a sound-leading tube14was loaded the sound-leading tube loading hole122of the hub12, an elbow13was joined (loaded) with said elbow-loading hole121of the hub12, the elbow13was loaded a tone tube21, the hub12was fixed the body portion of the ear mold forming material17through the introductory-hole of the ear mold forming material123, and a method of preparing of thereof.

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Written Answer in International Searching Authority.

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