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Apparatus for applying discrete foam coatings

  • US 5,524,828 A
  • Filed: 03/08/1995
  • Issued: 06/11/1996
  • Est. Priority Date: 07/08/1992
  • Status: Expired due to Fees
First Claim
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1. Apparatus for producing a foam coating for application to a substrate, said apparatus comprising:

  • a slot nozzle having an elongated slot outlet through which a foam coating material can be extruded;

    valve means for controlling flow of foam material to said slot nozzle;

    at least one air slot proximate said slot outlet for impinging at least one air stream onto a foaming coating material exuding from said slot outlet; and

    means for starting a flow of air prior to extrusion of foam coating material from said slot outlet.

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