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Patent Searching and Data


Title:
CASTER AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2020/184818
Kind Code:
A1
Abstract:
A caster according to the present invention comprises: a bushing having a hollow pipe shape and formed from a metal material; a core coupled to the bushing to surround the outer circumference of the bushing and formed from a hard synthetic resin material; and a wheel coupled to the core to surround the outer circumference of the core and formed from an elastomer material which is softer than the hard synthetic resin, wherein the wheel has buffering through holes formed at opposite sides thereof.

Inventors:
LEE JONG YOUNG (KR)
YEO SIN DONG (KR)
KIM HYOUNG DONG (KR)
Application Number:
PCT/KR2019/017953
Publication Date:
September 17, 2020
Filing Date:
December 18, 2019
Export Citation:
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Assignee:
LEE JONG YOUNG (KR)
YEO SIN DONG (KR)
International Classes:
B60B33/00
Foreign References:
KR20170139748A2017-12-20
JPH0577605A1993-03-30
KR20170119074A2017-10-26
JP2013237346A2013-11-28
US20140239705A12014-08-28
Attorney, Agent or Firm:
MYUNG IP & LAW FIRM (KR)
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