The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 03, 2002
Filed:
Sep. 28, 2000
Robert Wolf, Herbrechtingen, DE;
Markus Oechsle, Bartholomae, DE;
Frank Wegehaupt, Böhmenkirch, DE;
Lothar Bendig, Pfullingen, DE;
Klaus Landvatter, Weinstadt, DE;
Reinhard Gaa, Metzingen, DE;
Voith Sulzer Papiertechnik Patent GmbH, Heidenheim, DE;
Abstract
Process and apparatus for spraying a moving fibrous web with at least one jet. The process includes feeding a controlled volume flow of a spray agent to the at least one jet through at least one pulsing valve, and damping and reducing pulses occurring in the controlled volume flow of the spray agent. The apparatus includes at least one jet arranged to be fed with a controlled volume flow of a spray agent, at least one pulsing valve which feeds the controlled volume flow of the spray agent to said at least one jet, and at least one pulse damper arranged to damp or reduce pulses occurring in the controlled volume flow of the spray agent.