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US 2015/0298190 A1Published application
Mandrel of coil box
AssigneePosco
InventorsChoong-Yun LEE, Sang-Hyeon LEE, Sung-Lim LEE
Life of this patent
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Abstract
A mandrel of a coil box comprises: a cylindrical mandrel body having a center shaft disposed therein and a slot into which a front end portion of a hot bar is inserted; and a guide part which is arranged towards the inside of the mandrel body from a peripheral wall of one side of the slot so as to prevent the cooling and plastic deformation of the front end portion of the bar inserted through the slot.
Claims8
A mandrel of a coil box, the mandrel comprising:
- a cylindrical mandrel main body in which a center shaft is disposed, the mandrel main body comprising a slot to receive a leading end portion of a high-temperature bar;
- and
- a guide part formed from an edge wall of the slot toward an inner side of the mandrel main body so as to prevent cooling and plastic deformation of the leading end portion of the bar inserted through the slot.
Dependencies are inferred from the claim text.