US 12,224,600 B2
Robot charging apparatus
Jung Ick Moon, Daejeon (KR); Sang-Won Kim, Daejeon (KR); Seong-Min Kim, Daejeon (KR); and In Kui Cho, Daejeon (KR)
Assigned to ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon (KR)
Filed by ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon (KR)
Filed on Oct. 15, 2021, as Appl. No. 17/502,674.
Claims priority of application No. 10-2020-0145414 (KR), filed on Nov. 3, 2020.
Prior Publication US 2022/0140662 A1, May 5, 2022
Int. Cl. H02J 7/00 (2006.01); B60L 53/126 (2019.01); B60L 53/38 (2019.01); H02J 50/00 (2016.01); H02J 50/10 (2016.01); H02J 50/40 (2016.01); H02J 50/90 (2016.01)
CPC H02J 50/90 (2016.02) [B60L 53/126 (2019.02); B60L 53/38 (2019.02); H02J 50/005 (2020.01); H02J 50/10 (2016.02); H02J 50/40 (2016.02)] 14 Claims
OG exemplary drawing
 
1. A robot charging apparatus comprising:
a first receiving coil fixed to a first leg of a robot capable of walking;
a second receiving coil fixed to a second leg of the robot spaced apart from the first leg of the robot and coupled to the first receiving coil; and
a transmitting coil installed in a charging body that interacts with the robot and moved and provided according to a position of the robot to which the first receiving coil and the second receiving coil are fixed,
wherein the transmitting coil is installed inside or outside a wall constituting a space that allows wireless charging of the robot, and moved and provided according to the position of the robot between the first receiving coil and the second receiving coil fixed to the first leg and the second leg of the robot, respectively.