Title:
FLUID DAMPER DEVICE AND DAMPER-EQUIPPED APPARATUS
Document Type and Number:
Japanese Patent JP2017133668
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a fluid damper device and a damper-equipped apparatus that can suppress reduction and variation of load generated when the rotor is rotated.SOLUTION: A fluid damper device is provided with a bearing portion 19 composed of a shaft portion 490 projecting from a rotating shaft 40 of a rotor 30 toward a bottom wall 21 of a case 20, and a shaft hole 210 composed of a recessed portion to which the shaft portion 490 is fitted on the bottom wall 21 of the case 20, and the rotating shaft 40 is rotatably supported on the bottom wall 21 of the case 20 by the bearing portion 19. Between a first end face 411 opposed to the bottom wall 21 around the bearing portion 19 at the rotating shaft 40 and a second end face 211 opposed to the first end face 411 around the bearing portion 19 on the bottom wall 21A, a first rib 47 projecting from the first end face 411 toward the second end face 211 and extending in the circumferential direction around the bearing portion 19, is disposed.SELECTED DRAWING: Figure 8
Inventors:
MIHARA NAOYA
Application Number:
JP2016016186A
Publication Date:
August 03, 2017
Filing Date:
January 29, 2016
Export Citation:
Assignee:
NIDEC SANKYO CORP
International Classes:
F16F9/14
Attorney, Agent or Firm:
Toru Kawai
Shin Kodaira
Kawaguchi Nobuko
Shin Kodaira
Kawaguchi Nobuko