Title:
密封装置
Document Type and Number:
Japanese Patent JP7353089
Kind Code:
B2
Abstract:
To provide a sealing device which can achieve low torque while inhibiting entry of foreign objects.SOLUTION: A sealing device body 200 includes: a reinforcement ring 210; and a seal part formed by an elastic body having at least one seal lip slidably provided at a slinger 100 and an annular protruding part 225 protruding to the opposite side (A) of a sealing object area side (O), the seal part 200 integrally provided with the reinforcement ring 210. The slinger 100 includes: a slinger body 110 made of a metal; and an auxiliary seal part 122 formed by an elastic body which contacts with the annular protruding part 225 when a rotary shaft 500 does not rotate and may deform so as to be moved away from the annular protruding part 225 by centrifugal force caused by rotation of the rotary shaft 500.SELECTED DRAWING: Figure 3
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Inventors:
Yuya Sakano
Application Number:
JP2019131628A
Publication Date:
September 29, 2023
Filing Date:
July 17, 2019
Export Citation:
Assignee:
NOK Co., Ltd.
International Classes:
F16J15/3232; F16C33/78; F16C41/00; F16J15/3256; F16J15/447
Domestic Patent References:
| JP2010185465A |
Foreign References:
| DE19600125A1 |
Attorney, Agent or Firm:
Patent Attorney Corporation Shuwa Patent Office
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