Title:
SEALING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2024/048552
Kind Code:
A1
Abstract:
Provided is a sealing structure capable of achieving improved sealability while preventing the configuration from becoming complicated. A sealing structure (1A) is a sealing structure for sealing between an outer peripheral member (2) and an inner peripheral member (3) that are capable of relative rotation and provided with a rolling element, the sealing structure comprising: an outer seal member (4) that is attached to the outer peripheral member (2) and includes an outer lip portion (a grease lip (412) and a side lip (413)) rubbing against the inner peripheral member (3) or a target object attached to the inner peripheral member (3); and an inner seal member (5) that is attached to the inner peripheral member (3) and includes an inner lip portion (512) rubbing against the outer peripheral member (2) or a target object attached to the outer peripheral member (2). The grease lip (412) and the side lip (413) are provided on the sealed object space side in relation to the inner lip portion (512), and the inner seal member (5) is attached to a recess portion (321) formed in the inner peripheral member (3).
Inventors:
NAKAGAWA YUKI (JP)
HIROTA KAZUKI (JP)
HIROTA KAZUKI (JP)
Application Number:
PCT/JP2023/031110
Publication Date:
March 07, 2024
Filing Date:
August 29, 2023
Export Citation:
Assignee:
NOK CORP (JP)
International Classes:
F16C33/78; F16C19/18; F16J15/3232
Domestic Patent References:
| WO2010061688A1 | 2010-06-03 |
Foreign References:
| JPH0728227U | 1995-05-23 | |||
| JPS62181720U | 1987-11-18 | |||
| JPH044563U | 1992-01-16 | |||
| JP2004183686A | 2004-07-02 | |||
| JP2005016603A | 2005-01-20 | |||
| JPH02138279U | 1990-11-19 | |||
| JP2012172725A | 2012-09-10 |
Attorney, Agent or Firm:
EINSEL Felix-Reinhard et al. (JP)
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