Electrical audio signal processing systems and devices – Electro-acoustic audio transducer – Electromagnetic
Reexamination Certificate
2004-01-13
2008-01-22
Ensey, Brian (Department: 2615)
Electrical audio signal processing systems and devices
Electro-acoustic audio transducer
Electromagnetic
C381S412000, C381S417000
Reexamination Certificate
active
07321664
ABSTRACT:
A receiver is disclosed for use in listening devices, such as hearing aids. The receiver comprises an electromagnetic drive assembly that includes a bobbin having a coil of conductive wire formed thereon. The bobbin is capable of compensating for the deflections on the armature that may be caused by shock. The bobbin is also capable of centering an armature leg within the coil.
REFERENCES:
patent: 3347991 (1967-10-01), Carlson
patent: 3935398 (1976-01-01), Carlson et al.
patent: 4025884 (1977-05-01), Wright et al.
patent: 4272654 (1981-06-01), Carlson
patent: 6078677 (2000-06-01), Dolleman et al.
patent: 6757403 (2004-06-01), Urushibata et al.
patent: 6853735 (2005-02-01), Imahori et al.
patent: 2001/0022844 (2001-09-01), Urushibata et al.
patent: 2003/0094535 (2003-05-01), Schmidt
patent: 1 077 586 (2001-02-01), None
patent: 1 219 135 (2003-08-01), None
patent: 2001245390 (2001-09-01), None
patent: 2001245398 (2001-09-01), None
patent: 2001258094 (2001-09-01), None
patent: 2001268692 (2001-09-01), None
patent: 2002027598 (2002-01-01), None
patent: WO-94/10817 (1994-05-01), None
patent: WO-01/26413 (2001-04-01), None
patent: WO-01/26413 (2001-04-01), None
patent: WO 01/69963 (2001-09-01), None
European Search Report issued Apr. 19, 2005.
Fransen Alwin
Van Banning Stephan Olivier
Van Hal Paul Christiaan
Ensey Brian
Nixon & Peabody LLP.
SonionMicrotronic Nederland B.V.
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