Title:
磁気ギア装置及び保持部材
Document Type and Number:
Japanese Patent JP5408355
Kind Code:
B2
Abstract:
A magnetic gear device including: an internal rotor and an external rotor in which a plurality of magnetic pole pairs are each placed in a circumferential direction substantially at equal intervals; and a holding member that is placed between the internal rotor and the external rotor and holds a plurality of magnetic materials in the circumferential direction substantially at equal intervals, wherein the number of magnetic materials is a difference between or a total of the numbers of magnetic pole pairs, the holding member includes a plurality of circular rings that hold the magnetic materials, and connecting rods that are placed in the circumferential direction substantially at equal intervals and connect the plurality of circular rings, the plurality of circular rings face each other via the magnetic materials, and each number of magnetic pole pairs is set to have the number of connecting rods as a divisor.
Inventors:
Masahiro Mita
Application Number:
JP2012526376A
Publication Date:
February 05, 2014
Filing Date:
June 20, 2011
Export Citation:
Assignee:
Hitachi Metals Co., Ltd.
International Classes:
F16H49/00
Domestic Patent References:
| JP2008039045A | 2008-02-21 | |||
| JP2009095173A | 2009-04-30 | |||
| JPS431942B1 | ||||
| JP2010106940A | 2010-05-13 | |||
| JPH09280341A | 1997-10-28 |
Attorney, Agent or Firm:
Nobuo Kono
Hideno Kono
Hideno Kono