Title:
FAN
Document Type and Number:
Japanese Patent JP2017101603
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a fan capable of suppressing abrasion, damage, and malfunction caused by rolling of a bearing.SOLUTION: A fan 1 of this invention includes: a shaft 11; a first rolling bearing 50 provided in one end side in an axial direction of the shaft 11, and having a first inner ring 51 positioned on an outer peripheral surface side of the shaft 11 and a first outer ring 52 positioned on a radial outer side of the first inner ring 51; a second rolling bearing 60 provided in the other end side in the axial direction of the shaft 11, and having a second inner ring 61 positioned on the outer peripheral side of the shaft 11 and a second outer ring 62 positioned on a radial outer side of the second inner ring 61; a bearing housing 43 for storing the first rolling bearing 50 and the second rolling bearing 60; and an elastic member 70 arranged in a position between the first rolling bearing 50 and the second rolling bearing 60. At least one of the first rolling bearing 50 and the second rolling bearing 60 is a clearance-fit bearing clearance-fitted, and a resistance imparting part 80 is interposed between the clearance-fit bearing and the elastic member 70.SELECTED DRAWING: Figure 1
Inventors:
YAMAWAKI TAKAYUKI
MORI KAZUHIRO
MORI KAZUHIRO
Application Number:
JP2015235618A
Publication Date:
June 08, 2017
Filing Date:
December 02, 2015
Export Citation:
Assignee:
MINEBEAMITSUMI INC
International Classes:
F04D29/056; F16C19/16; F16C19/54; F16C25/08; F16C35/077
Domestic Patent References:
| JP2013044435A | 2013-03-04 | |||
| JP2013127219A | 2013-06-27 | |||
| JPS4825134U | 1973-03-24 |
Attorney, Agent or Firm:
Tomohiro Sakamoto
Ayumi Yada
Toshihiro Oishi
Ayumi Yada
Toshihiro Oishi
Previous Patent: A sliding member and a slanting board type compressor
Next Patent: A control device of an internal-combustion engine
Next Patent: A control device of an internal-combustion engine