Title:
BEARING STRUCTURE
Document Type and Number:
Japanese Patent JP2020026807
Kind Code:
A
Abstract:
To provide bearing structure and the like allowing for improvement of preload management.SOLUTION: The bearing structure comprises a shaft 10 and a rotor 20, a stator portion 30, a first bearing 60, a second bearing 70, and a spring 80. The first bearing 60 comprises an inner ring 61 and an outer ring 62, and the second bearing 70 comprises an inner ring 71 and an outer ring 72. The first bearing 60 and the second bearing 70 are axially spaced. The first bearing 60 and the second bearing 70 support the shaft 10 and the rotor 20, and the stator portion 30 rotatably to each other. The inner ring 61 and the inner ring 71 are mounted on the shaft 10, and the outer ring 62 and the outer ring 72 are adhered to the stator portion 30. The spring 80 is disposed between the outer ring 62 and the outer ring 72, and energizes the outer ring 62 and the outer ring 72 in a direction to be axially separated from each other.SELECTED DRAWING: Figure 1
Inventors:
IGUCHI TOSHIO
Application Number:
JP2018150166A
Publication Date:
February 20, 2020
Filing Date:
August 09, 2018
Export Citation:
Assignee:
TAMAGAWA SEIKI CO LTD
International Classes:
F16C35/06; F16C25/08; H02K5/173
Domestic Patent References:
| JP2014105752A | 2014-06-09 | |||
| JPS5446950U | 1979-03-31 |
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Ichiro Oi
Kanayama Asuka
Yuzo Kato
Kajinami order
Ichiro Oi
Kanayama Asuka
Yuzo Kato