Title:
MECHANICAL SEAL
Document Type and Number:
WIPO Patent Application WO/2019/181671
Kind Code:
A1
Abstract:
Provided is a mechanical seal with which accumulation of a charge at a rotary shaft can be prevented. This mechanical seal 1 is equipped with: a fixed sealing element 10, which is held at the inner periphery of housings 50 and 80 of machines to be attached to each other, and has at least a fixed seal ring 11; and a rotating sealing element 20, which is held at the outer periphery of a rotary shaft 2 rotatably supported in the housings 50 and 80, and has at least a rotating seal ring 21. A conductive element 16 is provided between the fixed sealing element 10 and the rotary shaft 2 or a rotary shaft member 22a secured to the rotary shaft 2.
Inventors:
KIMURA TADAHIRO (JP)
IKEDA YASUHIRO (JP)
SANADA MASAMITSU (JP)
ITADANI MASATOSHI (JP)
IKEDA YASUHIRO (JP)
SANADA MASAMITSU (JP)
ITADANI MASATOSHI (JP)
Application Number:
PCT/JP2019/010146
Publication Date:
September 26, 2019
Filing Date:
March 13, 2019
Export Citation:
Assignee:
EAGLE IND CO LTD (JP)
International Classes:
F16J15/34
Domestic Patent References:
| WO2013172049A1 | 2013-11-21 |
Foreign References:
| JP2012223147A | 2012-11-15 | |||
| JP2003079336A | 2003-03-18 | |||
| JP2010166886A | 2010-08-05 | |||
| JPH05184326A | 1993-07-27 | |||
| JP2010242623A | 2010-10-28 |
Other References:
FUSHIMI, YOSHINARI ET AL.: "The flavor enhancer and the function of highnucleotide yeast extract Vertex IG20", FOOD CHEMICALS, vol. 24, no. 8, 2008, pages 70 - 74
See also references of EP 3770471A4
See also references of EP 3770471A4
Attorney, Agent or Firm:
SHIGENOBU Kazuo et al. (JP)
Download PDF: