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Patent Searching and Data


Title:
SLIP RING DEVICE
Document Type and Number:
Japanese Patent JP2014110744
Kind Code:
A
Abstract:

To provide a slip ring device in which the temperature of a ring member can be lowered, by promoting the transfer of heat from the ring member to a bus bar.

A slip ring device 10A includes three ring members 11a-11c arranged on an input shaft 2 side by side in the direction of an axis line Ax, in which brushes 12a-12c come into contact with the ring members 11a-11c, respectively. Three inner bus bars 15a-16c are supported on the sleeve 2b of the input shaft 2, and a connection groove 17 is formed in the inner peripheral surface of each ring member 11a-11c so as to extend in the axis line Ax direction while being recessed radial outward, and in which one end 16a-16c of the inner bus bars 15a-16c is fitted.


Inventors:
Tominaga, Satoshi
Shiina, Takahiro
Murakami, Arata
Takayama, Hitoshi
Asaumi, Shu
Watanabe, Takao
Kamitsuji, Kiyoshi
Yumoto, Shuji
Fujiwara, Hirofumi
Application Number:
JP2012000265719
Publication Date:
June 12, 2014
Filing Date:
December 04, 2012
Export Citation:
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Assignee:
TOYOTA MOTOR CORP
TOYOTA CENTRAL R&D LABS INC
TOYOTA INDUSTRIES CORP
International Classes:
H02K13/00; H01R39/34; H02K17/24
Domestic Patent References:
JP2011205815A
JPS57145550A
JPH11329653A
JPS538706A
JP2014110743A
JPS57166854A
JP2011205815A
JPS57145550A
JPH11329653A
JPS538706A
JP2014110743A
Foreign References:
DE10225789A1
DE10225789A1
Attorney, Agent or Firm:
山本 晃司
江上 達夫
中村 聡延