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Patent Searching and Data


Title:
ELASTIC BODY HAVING VARIABLE RIGIDITY, AND ACTUATOR MODULE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2020/204234
Kind Code:
A1
Abstract:
An embodiment of the present invention provides an elastic body having variable rigidity, wherein the elastic body is used in a series elastic actuator module, connects an input and an output, and has a rigidity that varies according to the applied torque. The elastic body having variable rigidity comprises: a connection part which receives torque from the input side or the output side; and a spring part connected to and receiving torque from the one selected from among the input side and the output side which is different from the connection part, wherein the spring part is formed integrally with the connection part and has a rigidity that varies as the connection part and the spring part come into contact with each other due to deformation caused by the applied torque.

Inventors:
JANG WOOK (KR)
NAM HYOUNG CHUL (KR)
KIM BYOUNG SOO (KR)
Application Number:
PCT/KR2019/004079
Publication Date:
October 08, 2020
Filing Date:
April 05, 2019
Export Citation:
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Assignee:
ROBOTIS CO LTD (KR)
International Classes:
G01L3/14; B25J9/10; B25J9/12
Domestic Patent References:
WO2018124081A12018-07-05
Foreign References:
KR20170037442A2017-04-04
JP2005214809A2005-08-11
JP2014059277A2014-04-03
US20160102724A12016-04-14
Attorney, Agent or Firm:
JIDAM IP LAW FIRM (KR)
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