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Title:
SEAL MEMBER AND SWIVEL JOINT
Document Type and Number:
WIPO Patent Application WO/2019/230507
Kind Code:
A1
Abstract:
This seal member is provided with: an inner peripheral surface surrounding a center axis; an upper surface connected to one end of the inner peripheral surface in the axial direction along the center axis; a lower surface connected to the other end of the inner peripheral surface in the axial direction; and a protrusion provided continuous with the inner peripheral surface so as to surround the center axis, the protrusion having a first portion which is tilted to the upper surface side toward one side in the circumferential direction of the center axis, and also having a second portion which is tilted to the lower surface side toward the one side in the circumferential direction.

Inventors:
MICHIKAMI SATOSHI (JP)
IITANI HIDESHI (JP)
Application Number:
PCT/JP2019/020179
Publication Date:
December 05, 2019
Filing Date:
May 21, 2019
Export Citation:
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Assignee:
KOMATSU MFG CO LTD (JP)
International Classes:
F16J15/10; F16J15/18; F16L27/087
Foreign References:
JP2004301236A2004-10-28
JP2017150674A2017-08-31
JPS579560Y21982-02-24
JP2001355735A2001-12-26
JP2017133560A2017-08-03
JPH051071U1993-01-08
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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