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.:

US 7303634 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 04, 2007

Filed:

Jan. 15, 2003
Applicant:

Rauno Rantanen, Hyvinkää, FI;

Inventor:

Rauno Rantanen, Hyvinkää, FI;

Assignee:

Metso Paper, Inc., Helsinki, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05C 5/00 (2006.01); B05C 3/12 (2006.01); B05B 7/06 (2006.01); D21H 23/50 (2006.01);
U.S. Cl.
CPC ...
Abstract

The apparatus has a feed apparatus () and an evening-out apparatus () placed underneath the feed apparatus. The feed apparatus () has a feed chamber () with an inlet opening (), an outlet opening (), and a nozzle plate () with holes () and communicating with the outlet opening () of the feed chamber. The evening-out apparatus () has at least one inclined surface () which forms a downwards sloping flow path (L) for the treating agent. Jets discharge from the feed chamber () outlet opening () through the nozzle plate () holes () to form a first treating agent flow (F). One inclined surface () of the evening-out apparatus () receives the first treating agent flow (F) and a second treating agent flow (F) formed into an even laminar treating agent flow on the flow path (L) of the evening-out apparatus () is passed onto a moving surface ().


Find Patent Forward Citations

Rantanen, Rauno. (2007). Method and apparatus for feeding a treating agent onto a moving surface (U.S. Patent No. 7303634). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7303634

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