Patent ID: 11878254
Assignee: I SUBARU CO., LTD.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 16:
17. A wisdom ring puzzle comprising:
a stage;
a first ring unit positioned in a first direction with respect to the stage;
a second ring unit positioned in the first direction with respect to the first ring unit;
a third ring unit positioned in the first direction with respect to the second ring unit;
a first pole connected to the first ring unit and the stage, and passing through an inner side of the second ring unit and an inner side of the third ring unit;
a second pole connected to the second ring unit and connected to the stage through an inner side of the first ring unit;
a third pole connected to the third ring unit and connected to the stage crossing over an outer side of the first ring unit and an outer side of the second ring unit;
a further ring unit between the stage and the first ring unit; and
a further pole connected to the further ring unit and connected to the stage,
wherein the second pole is connected to the stage through the inner side of the first ring unit and an inner side of the further ring unit.