Patent ID: 11969662
Assignee: SONY GROUP CORPORATION
Field: Furniture, games (Other fields)
Classification: CPC A  B | IPC A

Claim 0:
1. A robot device comprising:
a head portion coupled to a trunk;
four leg portions on a front left, a front right, a rear left, and a rear right coupled to the trunk; and
a first joint portion that tilts the head portion in a front-rear direction, wherein
each of the leg portions include a first arm coupled to the trunk, a second joint portion coupled to the first arm, a second arm coupled to the second joint portion, a third joint portion coupled to the second arm, an arm tip portion coupled to the third joint portion, and a link coupled to the second arm and the arm tip portion, the second arm being coupled between the first arm and the arm tip portion, and
the arm tip portion rotates to a front side with respect to the trunk based on a rotation of the second joint portion in a first direction which rotates the second arm and the link to a rear side with respect to the trunk such that the rotation of the link rotates the third joint portion which rotates the arm tip portion to the front side with respect to the trunk.