Title:
MOTOR UNIT AND ELECTRIC AUTOMOBILE
Document Type and Number:
WIPO Patent Application WO/2021/246473
Kind Code:
A1
Abstract:
Provided are a motor unit made to be quieter and more durable, and an electric automobile comprising said motor unit. A motor unit 3 is used in an electric automobile, and this motor unit comprises a crankshaft 6 driven by input, a motor 5 having a motor shaft 51, an output body 8 that outputs the rotation of the crankshaft 6,and a reduction mechanism 4 that reduces and transmits the rotation of the motor shaft 51. The reduction mechanism 4 includes a drive gear 413 that rotates integrally with the motor shaft 51, and a driven gear 415 that meshes with the drive gear 413. Within the reduction mechanism 4, at least the material of the driven gear 415 is polyacetal.
Inventors:
KAWAKAMI MASAFUMI
Application Number:
PCT/JP2021/021133
Publication Date:
December 09, 2021
Filing Date:
June 03, 2021
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F16H1/06; B62M6/55; F16H1/08; F16H55/06
Foreign References:
| JP2019156185A | 2019-09-19 | |||
| JP2005219728A | 2005-08-18 | |||
| JPH10316081A | 1998-12-02 | |||
| JPH0931688A | 1997-02-04 | |||
| JP2007176221A | 2007-07-12 | |||
| JP2016193628A | 2016-11-17 |
Attorney, Agent or Firm:
HOKUTO PATENT ATTORNEYS OFFICE (JP)
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