Title:
AUTONOMOUS MOBILE ROBOT AND LIFT UNIT
Document Type and Number:
WIPO Patent Application WO/2024/025013
Kind Code:
A1
Abstract:
This lift unit comprises: a lower housing; a horizontal movement portion seated on the upper surface of the lower housing; a vertical movement portion which is fastened with the horizontal movement portion and moves in the vertical direction when the horizontal movement portion is driven; and an upper housing located on the upper portion of the vertical movement portion, wherein the horizontal movement portion comprises a pair of actuators having variable lengths in opposite directions and a pair of inclination modules located at end portions of the pair of actuators, and the vertical movement portion comprises inclination rollers moving along the inclined surfaces of the inclination modules. Thus, the lift unit may transport a loaded structure while driving in the horizontal direction by using the driving force in the horizontal direction.
Inventors:
LEE SANGHAK (KR)
YANG SUNHO (KR)
JUNG CHUNGIN (KR)
PARK JUNSIN (KR)
KIM SUNUK (KR)
YANG SUNHO (KR)
JUNG CHUNGIN (KR)
PARK JUNSIN (KR)
KIM SUNUK (KR)
Application Number:
PCT/KR2022/011186
Publication Date:
February 01, 2024
Filing Date:
July 29, 2022
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
B25J11/00; B25J5/00; B25J9/00; B25J15/00; B25J19/02; B66F7/16; B66F7/22; B66F7/28
Foreign References:
| KR20020078964A | 2002-10-19 | |||
| JPH0986888A | 1997-03-31 | |||
| KR102274498B1 | 2021-07-07 | |||
| KR101691329B1 | 2016-12-30 | |||
| CN214611374U | 2021-11-05 |
Attorney, Agent or Firm:
KBK & ASSOCIATES (KR)
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