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Patent Searching and Data


Title:
METHOD AND APPARATUS FOR ROLLING METALLIC PLATE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2004/082860
Kind Code:
A1
Abstract:
A method and apparatus for stably producing a metallic plate material having no camber or an extremely slight camber. The method and apparatus use a rolling machine for a metallic plate material. The machine has at least work rollers and backup rollers. Force in the rolling direction acting on roll chocks on the work side of and the drive side of the work rollers is measured. A difference in the force, in the rolling direction, between the work side and the drive side is calculated. Based on the difference, left and right asymmetrical components of roller opening of the rolling machine are regulated.

Inventors:
OGAWA SHIGERU (JP)
ISHII ATSUSHI (JP)
HIGASHIDA YASUHIRO (JP)
HISATSUNE TAKASHI (JP)
Application Number:
PCT/JP2004/003299
Publication Date:
September 30, 2004
Filing Date:
March 12, 2004
Export Citation:
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Assignee:
NIPPON STEEL CORP (JP)
OGAWA SHIGERU (JP)
ISHII ATSUSHI (JP)
HIGASHIDA YASUHIRO (JP)
HISATSUNE TAKASHI (JP)
International Classes:
B21B37/28; B21B13/02; B21B13/14; B21B31/20; B21B37/68; B21B38/08; (IPC1-7): B21B37/30
Foreign References:
JP2002346615A2002-12-03
Other References:
None
See also references of EP 1607149A4
Attorney, Agent or Firm:
Aoki, Atsushi (Ishida & Associates Toranomon 37 Mori Bldg., 5-1, Toranomon 3-chom, Minato-ku Tokyo, JP)
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