Apparatus and method for spray-painting

  • US 20030172807A1
  • Filed: 01/23/2003
  • Published: 09/18/2003
  • Est. Priority Date: 01/25/2002
  • Status: Active Grant
First Claim
Patent Images

1. A spray-painting apparatus comprising:

  • an inlet for the air under pressure (AIR IN);

    a heating unit (GI) to heat the compressed air;

    an air-drying and/or separation unit (G2) operating by means of hollow-fibre membranes;

    means (3, 15, 16) for adjusting heating of the treated air;

    means (13) for adjusting pressure of the treated air;

    means (10, 19) for regulation of the dew point should the unit (G2) comprise hollow-fibre membranes for air drying, and/or for regulation of the residual percentage of oxygen in the treated air should the unit (G2) comprise hollow-fibre membranes for production of modified air rich in nitrogen;

    an outlet for the treated air (AIR OUT) to be used as paint carrier fluid.

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