Title:
ROTOR AND ELECTRIC MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/215082
Kind Code:
A1
Abstract:
A rotor (10) comprising: a rotation shaft (13); a rotor core (11) attached to the rotation shaft (13); a winding coil (12) wound on the rotor core (11), the end of the winding coil (12) in the direction in which the rotation shaft (13) extends being a coil end (12a); and a ring cover (14) that covers the coil end (12a) of the winding coil (12), at least one through-hole (first through-hole (110), second through-hole (210)) being provided in a position in the ring cover (14) covering the coil end (12a).
Inventors:
FUJITA KATSUTOSHI
YOSHIOKA YUUKI
YOSHIOKA YUUKI
Application Number:
PCT/JP2021/004881
Publication Date:
October 28, 2021
Filing Date:
February 10, 2021
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
H02K3/38; H02K3/46
Foreign References:
| JP2011229746A | 2011-11-17 | |||
| JP2013013259A | 2013-01-17 | |||
| JP2001008425A | 2001-01-12 | |||
| JP2004173452A | 2004-06-17 |
Attorney, Agent or Firm:
KAMATA Kenji et al. (JP)
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