Title:
HUB DYNAMO
Document Type and Number:
WIPO Patent Application WO/2019/049729
Kind Code:
A1
Abstract:
To resolve the occurrence of abnormal noise from a laminated yoke due to rotation. A first yoke 120A is disposed on one side of a coil bobbin 110 in an axial direction thereof and a second yoke 120B is disposed on the other side of the same, to configure a stator main body 101A. A first holder 160A is disposed on the other side of the stator main body in the axial direction thereof, a second holder 160B is disposed on the one side of the same, a tip 121a of an outer circumferential side magnetic pole part 121 of the first yoke is disposed in a retaining groove 163 of the first holder, and a tip 121a of an outer circumferential side magnetic pole part 121 of the second yoke is disposed in a retaining groove 163 of the second holder. The tip of each outer circumferential side magnetic pole is clamped tightly by a pair of holding walls 162 provided on both sides of each retaining groove 163.
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Inventors:
CHIKARAISHI MAKOTO (JP)
UEHARA SHUJI (JP)
TAKASE JUNICHI (JP)
NAKANISHI TAKASHI (JP)
TANABE TAKUTO (JP)
UEHARA SHUJI (JP)
TAKASE JUNICHI (JP)
NAKANISHI TAKASHI (JP)
TANABE TAKUTO (JP)
Application Number:
PCT/JP2018/031741
Publication Date:
March 14, 2019
Filing Date:
August 28, 2018
Export Citation:
Assignee:
MITSUBA CORP (JP)
International Classes:
H02K21/22; B62J6/02; H02K1/18
Foreign References:
| JP2008141893A | 2008-06-19 | |||
| JP2013046538A | 2013-03-04 | |||
| JP2016041591A | 2016-03-31 |
Other References:
See also references of EP 3681025A4
Attorney, Agent or Firm:
UNIUS PATENT ATTORNEYS OFFICE (JP)
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