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US 7,471,805 B2Granted
Hearing aid mechanism
AssigneeCentral Coast Patent Agency, Inc.
InventorJosh Goldberg
Life of this patent
Estimating the term…
Abstract
A hearing aid includes a sound input device, and a speaker, wherein the speaker includes a compartment with magnet suspended in a fluid containing magnetic particles and wherein a coil wrapped around the compartment or in close proximity thereto excites the magnet to vibrate causing pressure waves to vibrate a diaphragm proximal to the magnet.
Claims19
A hearing aid comprising:
- a sound input device;
- and
- a speaker;
- wherein the speaker includes a compartment with a magnet freely suspended in a fluid containing magnetic particles and wherein a coil wrapped around the compartment excites the magnet to vibrate causing pressure waves to vibrate a diaphragm proximal to the magnet.
1 more element
In a hearing aid, a method for aiding hearing comprising the steps of:
- (a) capturing sound with a sound input device integral to the hearing aid and converting the sound into a sound signal;
- (b) amplifying the sound signal and feeding the signal onto a coil;
- (c) exciting a magnet freely suspended in a fluid containing magnetic particles to vibrate;
- and
- (d) reproducing the vibrations of the magnet at a diaphragm having contact with the fluid.
2 more elements
Dependencies are inferred from the claim text.