SEALING DEVICE - NOK CORP

Title:

SEALING DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/021940

Kind Code:

A1

Abstract:

Provided is a sealing device configured so that a reduction in electrical conduction properties can be prevented. A sealing device (1) has an outer seal section (2), an inner seal section (3), and electrically conductive grease (4) which is accommodated in a space (S). The outer elastic body section (20) of the outer seal section is formed from an electrically conductive elastic body and has a dust lip (21), a conducting lip (22), and a gasket section (23). The inner seal section (3) is attached on an annular fitting surface (f) to the outer seal section (2). The inner elastic body section (40) of the inner seal section (3) is formed from an electrically conductive elastic body, and has a grease lip (41). The outer seal section (2) has a spring (24) mounted on the outer peripheral side of the conducting lip (22), and pressing the conducting lip against an inner peripheral member.

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Inventors:

TANIDA MASAYUKI (JP)
SYONAI MASARU (JP)
ITO TAKUYA (JP)
YOSHIOKA KENYA (JP)

Application Number:

PCT/JP2019/025121

Publication Date:

January 30, 2020

Filing Date:

June 25, 2019

Export Citation:

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Assignee:

NOK CORP (JP)

International Classes:

F16J15/3232; F16J15/3284

Foreign References:

JP2003185028A	2003-07-03
JPH0680956U	1994-11-15
JP2014240676A	2014-12-25
JP2014142065A	2014-08-07
JPH11218229A	1999-08-10
JP2015207534A	2015-11-19
JP2000244180A	2000-09-08

Other References: