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Title: |
US7011005:
Method for positioning the slitters of a slitter-winder in a paper or board machine
[ Derwent Title ]

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Country: |
US United States of America

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Inventor: |
Koutonen, Pauli; Jokela, Finland
Paanasalo, Jari; Järvenpää, Finland

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Assignee: |
Metso Paper, Inc., Helsinki, Finland
other patents from METSO PAPER, INC. (782798) (approx. 133)
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Published / Filed: |
2006-03-14
/ 2002-05-13

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Application Number: |
US2002000477484

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IPC Code: |
Advanced:
B26D 1/00;
B26D 7/26;
B26D 11/00;
B27B 5/34;
Core:
B27B 5/00;
more...

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ECLA Code: |
B26D7/26C2; B26D11/00; L65H301/41482;

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U.S. Class: |
083/034;
083/425.4;
083/508.3;

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Field of Search: |
083/034,425.4,508.3

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Government Interest: |
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT
Not applicable.

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Priority Number: |

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Abstract: |
The slitters of a slitter-winder in a paper or board machine are placed in position in slitting to slit component webs to the desired width. The slitters are moved to a new slitting position as a normal movement when the slitter-winder has stopped after slitting according to the preceding slitter setting. In positioning the slitters, at least one slitter not in use in the slitter-winder is moved before the normal movement as an advance movement to a new slitting position and/or to a waiting position for the next slitting position while the other slitters are slitting the web.

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Attorney, Agent or Firm: |
Stiennon & Stiennon ;

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Primary / Asst. Examiners: |
Shoap, Allan N.; Hamilton, Isaac N

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INPADOC Legal Status: |
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Parent Case: |
CROSS REFERENCES TO RELATED APPLICATIONS
This application is a U.S. national stage application of International Application No. PCT/FI02/0045, and claims priority on Finnish Application No. 20011005, filed May 14, 2001.

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Family: |
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First Claim:
Show all 12 claims |
1. A method for positioning slitters of a slitter-winder in a paper or board machine for slitting a web, comprising the steps of: from a first plurality of slitters, positioning a second plurality of slitters comprising less than all the first plurality of slitters of the slitter-winder, at first selected slitter settings, and slitting the web to form component webs of first desired widths; in an advance movement, moving at least one slitter of the first plurality of slitters which is not of the second plurality of slitters to a first new slitting position and/or to a waiting position for a future slitting position, while the second plurality of slitters are slitting the web to form component webs; stopping the slitter-winder; in a second normal movement, moving at least some of the second plurality of slitters to a new slitting position and moving the at least one slitter of the first plurality of slitters which is not of the second plurality of slitters from the waiting position to a second new slitting position or leaving the at least one slitter of the first plurality of slitters which is not of the second plurality of slitters in the first new slitting position; and slitting the web into component webs of second desired widths with the at least some of the second plurality of slitters and the at least one slitter of the first plurality of slitters which is not of the second plurality of slitters.

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Background / Summary: |
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Drawing Descriptions: |
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Description: |
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PCT Number: |
PCT/FI02/00405
WO02092294

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PCT Pub./Filed Dates: |
2002-11-21 / 2002-05-13

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§ 371 / 102(e) Dates: |
2003-11-12 /

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