Title:
FREE WHEEL HUB
Document Type and Number:
Japanese Patent JP2019214337
Kind Code:
A
Abstract:
To provide a free wheel hub which achieves excellent workability for attaching a permanent magnet to a fixed yoke and in which the permanent magnet has a stable force for suctioning a movable yoke.SOLUTION: A free wheel hub includes: a slide member 33 which is supported so as to be movable in an axial direction between a lock position and a free position; a movable yoke 51 which moves integrally with the slide member 33 in the axial direction; a fixed yoke 50 which is disposed facing the movable yoke 51 in the axial direction; and an annular permanent magnet 52 attached to a surface of the fixed yoke 50 which faces the movable yoke 51 in the axial direction. The free wheel hub is provided with an annular magnet holder 70 which is integrally fixed to the permanent magnet 52 and made of a non-magnetic material. A snap fit claw 73 is formed at the magnet holder 70.SELECTED DRAWING: Figure 3
Inventors:
SATO KOJI
Application Number:
JP2018113617A
Publication Date:
December 19, 2019
Filing Date:
June 14, 2018
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD
International Classes:
B60K23/08; F16D11/10; F16D25/04
Attorney, Agent or Firm:
Naoya Kamata
Bunji Kamada
Yaichiro Nakatani
Takayoshi Tagawa
Bunji Kamada
Yaichiro Nakatani
Takayoshi Tagawa