Title:
ROLLER COUPLING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2017/122869
Kind Code:
A1
Abstract:
A roller coupling structure of the present invention comprises: a shaft having a ring mounting part and bearing parts provided on opposite ends of the ring mounting part; a ring part mounted on the shaft with the inner circumferential surface of the ring part making contact with the outer circumferential surface of the ring mounting part; and a fixing part restricting the ring part from being separated from the ring mounting part, wherein: when the shaft and the ring part are coupled together, the center of the bearing parts of the shaft is aligned with the center of the outer circumferential surface of the ring part; the center of the ring mounting part of the shaft is aligned with the center of the inner circumferential surface of the ring part; the center of the bearing parts of the shaft and the center of the ring mounting part are spaced apart from each other; the diameter of the bearing parts is smaller than that of the ring mounting part; and the distance by which the center of the bearing parts of the shaft and the center of the ring mounting part are spaced apart from each other is smaller than or equal to the difference in the diameter between the ring mounting part and the bearing parts.
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Inventors:
PARK EUN SOO (KR)
Application Number:
PCT/KR2016/002695
Publication Date:
July 20, 2017
Filing Date:
March 17, 2016
Export Citation:
Assignee:
PARK EUN SOO (KR)
International Classes:
B21B27/02; B21B27/03; F16C13/00
Foreign References:
| JP2015205292A | 2015-11-19 | |||
| JPH08141608A | 1996-06-04 | |||
| KR100782751B1 | 2007-12-05 | |||
| JP2001150309A | 2001-06-05 | |||
| JP4278816B2 | 2009-06-17 |
Attorney, Agent or Firm:
KIM, Hyun (KR)
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