ROTARY DAMPER - TOK BEARING CO LTD

Title:

ROTARY DAMPER

Document Type and Number:

WIPO Patent Application WO/2016/190123

Kind Code:

A1

Abstract:

Provided is a rotary damper that suppresses frictional resistance that occurs between an elastic member and a member in contact therewith during low-torque operation. The rotary damper is provided with: a shaft (12) attached inside and rotatably with respect to a housing (11) loaded with a viscous fluid; a first torque generation member (13) attached to the housing (11) and provided with a first torque generation surface (24a) that spreads in the axial direction of the shaft (12); a second torque generation member (14) that integrally rotates with the shaft (12) and is provided with a second torque generation surface (28a) that can oppose the first torque generation surface (24a); a compression coil spring (15) interposed between the first torque generation member (13) and the second torque generation member (14); an adjuster (16) that adjusts, in the axial direction of the shaft (12), the position of the second torque generation member (14) with respect to the first torque generation member (13); and a frictional resistance suppressing mechanism (17) arranged between the first torque generation member (13) and the second torque generation member (14).

Inventors:

ORITA NOBUTOSHI (JP)

Application Number:

PCT/JP2016/064198

Publication Date:

December 01, 2016

Filing Date:

May 12, 2016

Export Citation:

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Assignee:

TOK BEARING CO LTD (JP)

International Classes:

F16F9/14; E05F3/14

Foreign References:

JP2012132492A	2012-07-12
JP2013050117A	2013-03-14
JPH07158679A	1995-06-20

Other References: