Title:
ROBOT
Document Type and Number:
WIPO Patent Application WO/2020/184757
Kind Code:
A1
Abstract:
A robot comprises: a base; at least one rolling bearing including an inner race and an outer race rotating along the circumference of the inner race; a spacer coming in contact with the outer race; a spin body to which the spacer is attached; and a spin mechanism connected to the spin body so as to rotate the spin body, wherein the spacer is disposed between the spin body and the rolling bearing to space the spin body apart from the rolling bearing, and the surface hardness of the spacer is greater than the surface hardness of the spin body.
Inventors:
KIM MOONCHAN (KR)
Application Number:
PCT/KR2019/002905
Publication Date:
September 17, 2020
Filing Date:
March 13, 2019
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
B25J11/00; B25J9/00; B25J9/10; B25J19/06
Foreign References:
| KR20180079826A | 2018-07-11 | |||
| JP2018017157A | 2018-02-01 | |||
| KR20180068218A | 2018-06-21 | |||
| CN108000559A | 2018-05-08 | |||
| US4699530A | 1987-10-13 |
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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