Speaker frame and speaker device having a speaker frame

Details Speaker frame and speaker device having a speaker frame Speaker frame and speaker device having a speaker frame

2005-12-05

2010-02-23

Ensey, Brian (Department: 2614)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Electromagnetic

C381S397000

Reexamination Certificate

active

07668333

ABSTRACT:
A speaker frame comprising: a rear end wall; a damper support portion; an edge support portion to which an edge as an outer circumferential portion of a vibration plate is to be stuck and fixed; and plural frame arms which connect the edge support portion to the rear end wall and the damper support portion, wherein: a width of each of the frame arms increases as the position goes from the edge support portion to the damper support portion, and damper-support-portion-side end portions of side edges of adjoining frame arms are continuous with each other to form a single as an axis of symmetry, a bisector of an angle formed by the adjoining frame arms; and a single vent window is formed in each of the frame arms, and a reinforcement rib erects at a circumferential edge of the vent window.

REFERENCES:
patent: 6243479 (2001-06-01), Proni
patent: A-2000-244997 (2000-09-01), None

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