Lifting magnet and steel plate lifting apparatus, and steel plate conveying method
AssigneeJfe Steel Corporation
InventorsYuki TAKAKI, Yusuke YOSHINARI, Kyohei ISHIDA, Masami TATE, Takeshi TAKI
Life of this patent
Estimating the term…
Abstract
A lifting magnet including a plurality of electromagnetic coils that are disposed in a nesting arrangement and capable of being independently ON/OFF-controlled and voltage-controlled. By using the plurality of electromagnetic coils in a selective or appropriately combined manner, the lifting magnet secures a sufficient magnetic flux penetration depth during conveyance of steel plates, and can easily and highly precisely control the magnetic flux penetration depth in accordance with the number of steel plates to be lifted.
Claims20
A lifting magnet comprising a plurality of electromagnetic coils disposed in a nested arrangement and configured to be independently ON/OFF-controlled and voltage-controlled.
Dependencies are inferred from the claim text.