Title:
WHEEL UNIT HAVING COMPLEX STRUCTURE FOR OVERCOMING OBSTACLES
Document Type and Number:
WIPO Patent Application WO/2024/005227
Kind Code:
A1
Abstract:
A wheel unit having a complex structure for overcoming obstacles comprises a coupling part, a circular frame part, a plurality of frames, and an outer unit. The coupling part is coupled to a driving shaft. The circular frame part includes a plurality of circular frames that form concentric circles of different radii around the coupling part. The plurality of frames extend between adjacent circular frames among the circular frames in a direction crossing the direction of extension of the circular frames. The outer unit is formed along an outer circular frame that is the outermost of the circular frames, and the outer unit includes an inner frame spaced apart from the outer circular frame by a certain distance and a plurality of outer frames extending in a curved shape between the inner frame and the outer circular frame.
Inventors:
SONG SUNG HYUK (KR)
PARK CHAN HUN (KR)
KIM BYUNG IN (KR)
PARK JONG WOO (KR)
KIM HWI SU (KR)
PARK DONG IL (KR)
LEE JAE YOUNG (KR)
SEO YONG SIN (KR)
PARK CHAN HUN (KR)
KIM BYUNG IN (KR)
PARK JONG WOO (KR)
KIM HWI SU (KR)
PARK DONG IL (KR)
LEE JAE YOUNG (KR)
SEO YONG SIN (KR)
Application Number:
PCT/KR2022/009363
Publication Date:
January 04, 2024
Filing Date:
June 29, 2022
Export Citation:
Assignee:
KOREA INST MACH & MATERIALS (KR)
International Classes:
B60B9/26; B60B19/04; B60B27/00; B60B33/00; B60B33/04; B60C7/10; B60C7/14
Domestic Patent References:
| WO2007057975A1 | 2007-05-24 |
Foreign References:
| JP2009269410A | 2009-11-19 | |||
| KR20120065692A | 2012-06-21 | |||
| KR101818664B1 | 2018-01-16 | |||
| CN107839403A | 2018-03-27 | |||
| KR20220099318A | 2022-07-13 |
Attorney, Agent or Firm:
KIM, Min-tae (KR)
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