Patent ID: 11921514
Assignee: LG ELECTRONICS INC.
Field: Handling (Mechanical engineering)
Classification: CPC B  G | IPC B  G

Claim 0:
1. A mobile robot, comprising:
an outer cover defining an exterior of the mobile robot, the outer cover including an insulating material, the outer cover having an inner periphery;
an inner cover spaced from the outer cover by a gap, the inner cover including an insulating material, the inner cover having an outer periphery facing the inner periphery of the outer cover;
at least one pressure sensor disposed in the gap between the outer cover and the inner cover, the at least one pressure sensor including:
an outer metal panel contacting the inner periphery of the outer cover;
an inner metal panel contacting the outer periphery of the inner cover and spaced apart from the outer metal panel; and
a pressure sensing sheet pressed between the outer metal panel and the inner metal panel, the pressure sensing sheet having a variable resistance; and

a battery disposed inside the outer cover and connected to the outer metal panel and the inner metal panel, the battery being configured to generate an electric potential difference between the outer metal panel and the inner metal panel.