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Title:
FLUID COUPLING
Document Type and Number:
WIPO Patent Application WO/2017/094395
Kind Code:
A1
Abstract:
A fluid coupling comprising: an impeller (1) and a runner (2); a radial bearing (40) and a thrust bearing (42) that rotatably support a drive shaft (11); and a lubricating oil supply system (50). The radial bearing (40) has: a support surface (62) that supports the outer peripheral surface of the drive shaft (11); a thrust bearing-side end surface (63); and a reverse thrust bearing-side end surface (64). The support surface (62) has a circular groove (68) formed therein at a position adjacent to the thrust bearing-side end surface (63). The radial bearing (40) has an oil passage (69) that extends from the circular groove (68) to the reverse thrust bearing-side end surface (64).

Inventors:
OGATA, Hiroshi (11-1 Haneda Asahi-cho, Ohta-k, Tokyo 10, 〒1448510, JP)
KATAYA, Yoshinori (11-1 Haneda Asahi-cho, Ohta-k, Tokyo 10, 〒1448510, JP)
KASAI, Hidetoshi (11-1 Haneda Asahi-cho, Ohta-k, Tokyo 10, 〒1448510, JP)
IKEDA, Hayato (11-1 Haneda Asahi-cho, Ohta-k, Tokyo 10, 〒1448510, JP)
Application Number:
JP2016/081400
Publication Date:
June 08, 2017
Filing Date:
October 24, 2016
Export Citation:
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Assignee:
EBARA CORPORATION (11-1, Haneda Asahi-cho Ohta-k, Tokyo 10, 〒1448510, JP)
International Classes:
F16H41/24; F16C17/02; F16C17/04; F16C33/10; F16C37/00; F16H41/30
Foreign References:
JPS5863430U1983-04-28
JP2003294037A2003-10-15
JPS5285054U1977-06-24
JP2004084815A2004-03-18
Attorney, Agent or Firm:
WATANABE, Isamu et al. (GOWA Nishi-Shinjuku 4F, 5-8 Nishi-Shinjuku 7-chome, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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