Structure of speaker

Details Structure of speaker Structure of speaker

2009-04-21

2011-11-08

Garber, Charles (Department: 2812)

Electrical audio signal processing systems and devices

Electro-acoustic audio transducer

Plural or compound reproducers

C381S423000

Reexamination Certificate

active

08054997

ABSTRACT:
An improved structure of a speaker comprises a speaker frame disposed with a yoke at a lower end, the yoke is disposed with a magnet that is sleeved with a voice coil pipe; a lower damper is sleeved onto the voice coil pipe through a hole, with an outer edge of the damper attached to the outer edge of the bottom inside the speaker frame; a washer is overlapped at the outer edge of the lower damper, then an upper damper is sleeved onto the voice coil pipe through a hole, with its outer edge attached to the washer; two cones are hooked up and attached to each other with a hole of the two cones sleeved onto the voice coil pipe, and an outer edge of a cone surround is attached to a rim of the speaker frame to form the improved structure of the speaker.

REFERENCES:
patent: 6343128 (2002-01-01), Coffin
patent: 7899202 (2011-03-01), Sumitani et al.
patent: 2007/0242850 (2007-10-01), Sumitani et al.

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