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1. (WO2018181246) VISCOUS DAMPER

Pub. No.:    WO/2018/181246    International Application No.:    PCT/JP2018/012298
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Wed Mar 28 01:59:59 CEST 2018
IPC: F16F 15/167
F16F 15/173
Applicants: FUKOKU CO., LTD.
株式会社フコク
Inventors: MATSUMOTO, Shigeyuki
松本 繁幸
Title: VISCOUS DAMPER
Abstract:
This viscous damper 10 comprises: a hub plate 11 mounted to a rotating shaft; an annular damper 22 provided with an inertia mass body 21 and disposed on the outer periphery of the hub plate 11; and heat radiation discs 31, 32 provided to one and/or the other of the end surfaces of the annular damper 22. A plurality of cooling passages are provided at circumferential intervals in the heat radiation discs 31, 32, the plurality of cooling passages comprising: air inlets 41 open forward with respect to the rotational direction of the annular damper 22; and air outlets 42 open rearward with respect to the rotational direction.