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Apparatus and method for depositing a substance on articles

  • US 10,252,544 B2
  • Filed: 11/09/2015
  • Issued: 04/09/2019
  • Est. Priority Date: 11/13/2014
  • Status: Active Grant
First Claim
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1. A continuous process for depositing a substance onto an article in a predetermined pattern, the process comprising:

  • providing a non-contacting substance deposition device;

    providing at least one three-dimensional article which has a surface;

    providing a conveyor configured to transport the at least one article in a continuous closed loop path past said substance deposition device at least twice;

    creating a continuous re-circulating relative motion between the at least one article and the substance deposition device, such that the at least one article passes by the substance deposition device at least two times; and

    during the continuous relative motion, for each of the at least one articles, depositing a substance onto at least a portion of the surface of the article by using the device, wherein in each pass, the deposition device deposits only a portion of the total predetermined pattern to be formed, and the article is passed by the device at least twice to form the predetermined pattern.

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