Methods and apparatus for dissipating heat in a voice coil
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 13, 2007
Grant Date -
Sep 9, 2004
app pub date -
Mar 6, 2003
filing date -
Mar 6, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention is directed to methods and apparatus for dissipating heat in a voice coil of a loudspeaker, where at least one of: a bobbin having a substantially cylindrical shaped wall member is operable to support the voice coil, and the wall member includes at least one aperture operable to provide thermal communication from the voice coil through the wall member; and a heatsink is coupled to an outer surface of a bobbin and is in thermal communication with the voice coil.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully