SEAL DEVICE - EAGLE IND CO LTD

Title:

SEAL DEVICE

Document Type and Number:

WIPO Patent Application WO/2018/181228

Kind Code:

A1

Abstract:

[Problem] To provide a seal device with which a floating ring can exhibit a sealing action by following the movement of a rotary shaft, and vibration of the rotary shaft can be reduced. [Solution] A seal device 10 for sealing the interval between a housing 11 and a rotary shaft 20 penetrating the housing 11, said seal device being equipped with: a floating ring 15 arranged around the rotary shaft 20 with a gap h therebetween; a seal section formed by contact between one end surface of the floating ring 15 and the housing 11; an air gap j between the floating ring 15 and the housing 11; and a biasing means for biasing the floating ring 15 toward the seal section in a noncontact manner, with the air gap j therebetween.

Inventors:

TOKUNAGA YUICHIRO (JP)
INOUE HIDEYUKI (JP)
KIMURA WATARU (JP)
IGUCHI TETSUYA (JP)
KASAHARA HIDETOSHI (JP)
HIROMATSU JUN (JP)
KUROKI YASUHIRO (JP)
KIKUCHI RYU (JP)

Application Number:

PCT/JP2018/012251

Publication Date:

October 04, 2018

Filing Date:

March 27, 2018

Export Citation:

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Assignee:

EAGLE IND CO LTD (JP)

International Classes:

F16J15/44

Foreign References:

JPS50144156U	1975-11-28
JPH11325260A	1999-11-26
US5137286A	1992-08-11
JPH11325260A	1999-11-26

Other References: