Patent ID: 11931660
Assignee: I SUBARU CO., LTD.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 3:
4. The wisdom ring puzzle according to claim 1,
further comprising:
a third ring unit positioned in the first direction with respect to the first ring unit;
a fourth ring unit positioned in the first direction with respect to the third ring unit;
a third pole
connected to the third ring unit,
extending in the first direction from the third ring unit,
turning and extending in the second direction, and
passing through the inner side of the third ring unit and the inner side of the first ring unit; and

a fourth pole connected to the fourth ring unit and connected to the stage through the inner side of the third ring unit,
wherein
the first pole passes through the inner side of the second ring unit, and
the third pole passes through the inner side of the fourth ring unit.