Title:
ROLLER DEVICE CAPABLE OF CORRECTING SHAPE OF PLATE
Document Type and Number:
WIPO Patent Application WO/2020/036315
Kind Code:
A1
Abstract:
The present invention relates to a roller device capable of correcting the shape of a plate such as a steel plate so as to contribute to improving product quality. The roller device comprises: a pair of roller members which are disposed facing each other with a plate therebetween, have rotary shafts extending toward both sides, and rotate while compressing the plate; a plurality of pushers which respectively press the rotary shafts of the pair of roller members in the directions in which the plate is compressed; and bender pushers which are positioned between the rotary shafts of the pair of roller members and simultaneously press the rotary shafts in the opposite directions of the pressing directions of the pushers.
Inventors:
CHOI YONG-JOON (KR)
Application Number:
PCT/KR2019/008216
Publication Date:
February 20, 2020
Filing Date:
July 04, 2019
Export Citation:
Assignee:
POSCO (KR)
International Classes:
B21B15/00; B21B31/02
Foreign References:
| JP3386646B2 | 2003-03-17 | |||
| JPH10137821A | 1998-05-26 | |||
| JP2014046352A | 2014-03-17 | |||
| KR20100074778A | 2010-07-02 | |||
| KR20140122827A | 2014-10-21 |
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (KR)
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