×

Aperture plate and methods for its construction and use

  • US 20010013554A1
  • Filed: 03/30/2001
  • Published: 08/16/2001
  • Est. Priority Date: 09/09/1999
  • Status: Active Grant
First Claim
Patent Images

1. A method for forming an aperture plate, the method comprising:

  • providing a mandrel comprising a plate body having a conductive surface and a plurality of non-conductive islands disposed on the conductive surface, wherein the islands extend above the conductive surface and are sloped relative to the conductive surface;

    placing the mandrel within a solution containing a material that is to be deposited onto the mandrel;

    applying electrical current to the mandrel to form an aperture plate on the mandrel, wherein the apertures have an exit angle that is in the range from about 30°

    to about 60°

    .

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×