Title:
ROLLING BEARING HAVING IMPROVED SEALABILITY
Document Type and Number:
WIPO Patent Application WO/2020/204673
Kind Code:
A1
Abstract:
A rolling bearing sealing member according to one embodiment of the present invention has a structure in which an elastic sealing part is attached to a frame, wherein the elastic sealing part can include a first sealing part formed at one end portion of the frame and a second sealing part formed at the other end portion thereof. The first sealing part is inserted and mounted in a coupling groove formed on a second member, and the second sealing part can include an axial sealing lip that extends in an axial direction from the frame and a radial sealing lip that extends in a radial direction. The axial sealing lip and the radial sealing lip of the second sealing part are positioned to be adjacent to a first member so as to enable contactless sealing, the radial sealing lip of the second sealing part has a shape corresponding to a sealing groove formed on the first member, so as to be accommodated and mounted in the sealing groove, and a groove that extend so as to be recessed inward in an obliquely inclined direction with respect to the axial direction can be provided on the outer side of the radial sealing lip in the axial direction.
Inventors:
LEE YOUNG KEUN (KR)
KIM KYU BOK (KR)
KIM KYU BOK (KR)
Application Number:
PCT/KR2020/004601
Publication Date:
October 08, 2020
Filing Date:
April 03, 2020
Export Citation:
Assignee:
BEARINGART (KR)
International Classes:
F16C33/78; F16C19/06; F16J15/3232
Foreign References:
| JPH09250548A | 1997-09-22 | |||
| JP2008039066A | 2008-02-21 | |||
| KR20180064012A | 2018-06-14 | |||
| JP2000065074A | 2000-03-03 | |||
| US20150247533A1 | 2015-09-03 | |||
| JP2017180739A | 2017-10-05 | |||
| JP2009079643A | 2009-04-16 |
Attorney, Agent or Firm:
MOA INTELLECTUAL PROPERTY LAW FIRM (KR)
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