Title:
ボールジョイント及びダストカバー
Document Type and Number:
Japanese Patent JP6964201
Kind Code:
B2
Abstract:
A ball joint and a dust cover in which a stable sealing function can be provided even when a space for disposing the dust cover is small are provided. The dust cover 100 includes a deformable body portion 110, a fixed portion 120 which is provided on one end side of the body portion 110 and is fixed to a socket 200, and a seal portion 130 provided on the other end side of the body portion 110. The seal portion 130 has a main seal part which is provided to be slidable relative to a spherical portion side flange and an opposite side flange while sandwiched therebetween. The dust cover 100 is characterized in that, a maximum length of the main seal part in a central axis direction in a state in which no external force is applied thereto is longer than a distance between opposing surfaces of the spherical portion side flange and the opposite side flange, where the central axis direction is a direction in which a central axis of the dust cover 100 extends in a state in which no external force is applied thereto.
Inventors:
Keisuke Nakagawa
Application Number:
JP2020550427A
Publication Date:
November 10, 2021
Filing Date:
September 30, 2019
Export Citation:
Assignee:
NOK CORPORATION
International Classes:
F16C11/06; F16J3/04; F16J15/52
Domestic Patent References:
| JP2017086142A1 |
Foreign References:
| WO2011049012A1 |
Attorney, Agent or Firm:
Hidewa Patent Office