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Device for the application of foam on textile webs

  • US 4,061,001 A
  • Filed: 05/21/1976
  • Issued: 12/06/1977
  • Est. Priority Date: 05/24/1975
  • Status: Expired due to Term
First Claim
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1. A device for the application of a liquid treating bath in the form of a foam onto flat textile materials comprising, a storage vessel for containing liquor to be foamed, mixing chamber means for producing foam from said liquor, a first pipeline connecting said storage vessel to said mixing chamber means for supplying liquor to the mixing chamber means, a second pipeline connected to said mixing chamber means for supplying air under pressure to said mixing chamber means;

  • means in each pipeline for respectively measuring the amount of liquor and air flowing therein, and reducing valves respectively connected to said pipelines for respectively controlling liquor and air flow therethrough.a foam distributing and supplying chamber, a third pipeline connecting said mixing chamber means to said distributing chamber to supply foam to the distributing chamber;

    said distributing chamber having an open rectangular base through which the foam is discharged;

    said base having a pair of parallely extending long sides and a pair of parallely extending short sides adjacent said open base;

    a doctor blade adjustably mounted on said base along one of said long sides;

    a plurality of laterally staggered vertically spaced, overlapping baffle plates mounted in said distributing chamber;

    a pair of movably mounted spaced side plates in said distributing chamber extending generally perpendicularly to said one long side defining a variable foam discharge opening from the distributing chamber, and means below said distributing chamber and said foam discharge opening for supporting and transporting a textile web below said foam discharge opening to allow application of the foam to the web.

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