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Liquid dispensing apparatus and methods

  • US 6,085,740 A
  • Filed: 04/10/1998
  • Issued: 07/11/2000
  • Est. Priority Date: 02/21/1996
  • Status: Expired due to Fees
First Claim
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1. An apparatus for nebulizing a liquid, the apparatus comprising:

  • a dome shaped member comprising a front surface, a rear surface, and a plurality of apertures extending therebetween, said apertures being tapered to narrow from the rear surface to the front surface;

    a liquid supplier which delivers liquid to the rear surface such that substantially all of the liquid adheres to the rear surface by surface tension forces; and

    a vibrator comprising a vibratable element which vibrates the dome shaped member to eject liquid droplets from the front surface of the dome shaped member.

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