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Patent Searching and Data


Title:
SEALING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/059883
Kind Code:
A1
Abstract:
The present invention prevents concentration of a sealed fluid near the sliding surfaces of a fixed sealing ring and a rotating sealing ring without increasing the number of parts and without providing a large scale external circulation device. Provided is a sealing device characterized in that: a shaft-sealing section comprises a radial slide bearing (11, 25) supporting a rotating shaft (2), and a sealing means (4, 30) for sealing a sealed fluid opposite to the source of the sealed fluid for the radial slide bearing (11, 25) in the rotation axis direction; and the radial slide bearing (11, 25) is provided with fluid introduction holes (20) for connecting the sealed fluid source side with the vicinity of the high pressure fluid side of the sealing means (4, 30).

Inventors:
ITADANI MASATOSHI (JP)
Application Number:
JP2015/074083
Publication Date:
April 21, 2016
Filing Date:
August 26, 2015
Export Citation:
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Assignee:
EAGLE IND CO LTD (JP)
International Classes:
F16J15/34; F16C17/02; F16C33/74; F16J15/32
Foreign References:
JP2004098719A2004-04-02
JP2002235856A2002-08-23
JPH03175197A1991-07-30
JP2000088109A2000-03-31
JPH0519650U1993-03-12
Other References:
See also references of EP 3208501A4
Attorney, Agent or Firm:
SAKURAI YOSHIHIRO (JP)
Yoshihiro Sakurai (JP)
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