Title:
HARMONIC REDUCER AND POWER TRANSMISSION SYSTEM COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2023/153870
Kind Code:
A1
Abstract:
A harmonic reducer according to one embodiment comprises: a wave generator that has a disk shape, has a groove portion formed along the outer circumference of the lower surface, and is configured to rotate around a first axis; a bearing member accommodated in the groove portion and including a bearing ball that is configured to be rotatable and displaceable on the basis of the rotation of the wave generator, and a cage that is configured to keep the bearing ball in the groove portion; a flexible flex spline contacting at least a portion of the bearing ball and configured to be rotatable about the first axis by means of the rotation and displacement, which are based on the rotation of the wave generator, of the bearing ball; and a circular spline having a disk shape and having an upper surface at least partially in contact with the outer circumferential portion of the lower surface of the flex spline.
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Inventors:
PARK JAEHEUNG (KR)
YOU SEUNGBIN (KR)
KIM SEUNGYEON (KR)
SIM JAEHOON (KR)
SUNG EUNHO (KR)
YOU SEUNGBIN (KR)
KIM SEUNGYEON (KR)
SIM JAEHOON (KR)
SUNG EUNHO (KR)
Application Number:
PCT/KR2023/002010
Publication Date:
August 17, 2023
Filing Date:
February 10, 2023
Export Citation:
Assignee:
SEOUL NATIONAL UNIV (KR)
International Classes:
F16H49/00; B25J9/10; F16H1/32
Foreign References:
| JP2016166674A | 2016-09-15 | |||
| KR101583023B1 | 2016-01-06 | |||
| KR20160001343A | 2016-01-06 | |||
| JP2016217532A | 2016-12-22 | |||
| US10670121B2 | 2020-06-02 |
Attorney, Agent or Firm:
SUMMIT IP LAW FIRM (KR)
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