Metal strip stabilization apparatus and method for manufacturing hot-dip coated metal strip using same
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United States of America Patent
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Dec 29, 2020
Grant Date -
Nov 16, 2017
app pub date -
Sep 30, 2015
filing date -
Nov 20, 2014
priority date (Note) -
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Abstract
A metal strip stabilization apparatus includes: a displacement measurement unit configured to measure a displacement of a metal strip during traveling in a non-contact manner; a control unit configured to generate a vibration suppression signal and a position correction signal based on a measurement signal; and an electromagnet unit including: a vibration suppression coil configured to generate a first magnetic force based on the vibration suppression signal; a position correction coil configured to generate a second magnetic force based on the position correction signal; and a core about which the vibration suppression coil and the position correction coil are wound concentrically, the core leading the first magnetic force.
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