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Micromachined chemical jet dispenser

  • US 5,877,580 A
  • Filed: 12/23/1996
  • Issued: 03/02/1999
  • Est. Priority Date: 12/23/1996
  • Status: Expired due to Fees
First Claim
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1. A fluid dispenser, comprising:

  • a substrate,a member bonded to said substrate,at least one ultrasonic transducer,said substrate being provided with at least one capillary having one end at one edge of said substrate,said member being provided with at least one fill well, at least one dead well, and at lease one driven well, said wells in said member being aligned with an in fluid communication with said at least one capillary in said substrate, andsaid at least one ultrasonic transducer being positioned over said at least one driven well,whereby actuation of said transducer forces fluid from said at least one driven well and out said one end of said at least one capillary.

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