Electrical audio signal processing systems and devices – Hearing aids – electrical – Specified casing or housing
Reexamination Certificate
2006-07-25
2006-07-25
Le, Huyen (Department: 2646)
Electrical audio signal processing systems and devices
Hearing aids, electrical
Specified casing or housing
C381S325000, C381S322000
Reexamination Certificate
active
07082206
ABSTRACT:
A flexible tip for a hearing aid includes a mushroom shaped tip, an inner portion having a bore and a receiver mounted within the bore. The receiver can be housing and sealed within a receiver housing. The receiver housing can include a spring having a high compliance along a longitudinal axis and transverse axis, to provide flexibility in the flexible tip. The spring can also having a high stiffness along a radial direction about the circumference of the spring to provide support of the flexible tip from radially directed loads.
REFERENCES:
patent: 4739512 (1988-04-01), Hartl et al.
patent: 5606621 (1997-02-01), Reiter et al.
patent: 5701348 (1997-12-01), Shennib et al.
patent: 5887070 (1999-03-01), Iseberg et al.
patent: WO 99/07182 (1999-02-01), None
patent: WO 03/015463 (2003-02-01), None
Fritz Frederick J.
Mahoney Derek D.
Margicin John M.
Sjursen Walter P.
Hamilton Brook Smith & Reynolds P.C.
Le Huyen
Sarnoff Corporation
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