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Electrohydrodynamic spraying means

  • US 6,679,441 B1
  • Filed: 09/27/2000
  • Issued: 01/20/2004
  • Est. Priority Date: 03/27/1998
  • Status: Expired due to Fees
First Claim
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1. Electrohydrodynamic spray device comprising at least one duct at an outlet of which a biased liquid can be sprayed, wherein it comprises means at least at the outlet of the duct which spray, in air and at atmospheric pressure, a liquid whose surface tension is greater than 0.055 N/m while generating a continuous discharge regime, wherein the means comprise, at least at the outlet, an external diameter value of the duct less than a limiting value Dmax which satisfies the equation:

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