Title:
ROTARY SUPPORT DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/058051
Kind Code:
A1
Abstract:
A claw pole electricity generator (4) includes a stator (10) provided in a sensor unit (5), and a magnetic ring (11) fixed to a rotating member (1). A sensor board (12) is accommodated in an opening portion (13) of the sensor unit (5). A yoke (20) has a plurality of cutout portions (35) which expose a portion of an internal coil (22) to the outside of the yoke (20), and which communicate with the opening portion (13). The cutout portions (35) are disposed in a plurality of locations that are spaced apart in a circumferential direction. The sensor board (12) and the coil (22) can be protected by injecting a sealing material (14) from the opening portions (13).
Inventors:
KOIKE TAKASHI (JP)
FUKUSHIMA YASUYUKI (JP)
FUKUSHIMA YASUYUKI (JP)
Application Number:
PCT/JP2023/032718
Publication Date:
March 21, 2024
Filing Date:
September 07, 2023
Export Citation:
Assignee:
NTN TOYO BEARING CO LTD (JP)
International Classes:
F16C41/00; F16C19/06; H02K7/08
Foreign References:
| JP2021127831A | 2021-09-02 | |||
| JP2003278782A | 2003-10-02 | |||
| US20120169166A1 | 2012-07-05 |
Attorney, Agent or Firm:
KAMADA Naoya et al. (JP)
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