Title:
BEARING PRESSURE PLATE AND ROTATING ELECTRIC MACHINE USING SAME
Document Type and Number:
WIPO Patent Application WO/2020/158052
Kind Code:
A1
Abstract:
Provided are a bearing pressure plate and a rotating electric machine, said bearing pressure plate making it possible to distribute stress generated when a load due to vibration and the like is applied and prevent a bolt from being broken. The bearing pressure plate 5 is provided with: an annular inner ring portion 11 that touches the outer ring 3Ba of a ball bearing 3 for supporting a rotating shaft 4; an annular outer ring portion 12 positioned outside the inner ring portion 11 in the radial direction and formed with a plurality of bolt holes 12b for fixing the bearing pressure plate 5 to the fixing portion side by a plurality of bolts 12a; and a bridge portion 13 for integrally connecting the inner ring portion 11 and the outer ring portion 12 to each other at a position other than the bolt holes 12b in the circumferential direction.
Inventors:
SHIMIZU AKIHUMI (JP)
NAGATA KOJI (JP)
ABE TAKASHI (JP)
NAITO YOSHIHARU (JP)
NAGATA KOJI (JP)
ABE TAKASHI (JP)
NAITO YOSHIHARU (JP)
Application Number:
PCT/JP2019/039561
Publication Date:
August 06, 2020
Filing Date:
October 08, 2019
Export Citation:
Assignee:
MEIDENSHA ELECTRIC MFG CO LTD (JP)
International Classes:
H02K5/173; F16C27/00; F16C35/077; H02K5/24
Foreign References:
| JP2016053413A | 2016-04-14 | |||
| JP2017180649A | 2017-10-05 | |||
| JPH10220553A | 1998-08-21 | |||
| JP2012189195A | 2012-10-04 | |||
| JPH02202332A | 1990-08-10 | |||
| JP2018200077A | 2018-12-20 | |||
| JP2004232774A | 2004-08-19 |
Other References:
See also references of EP 3916966A4
Attorney, Agent or Firm:
KOBAYASHI, Hiromichi et al. (JP)
Download PDF: