| 摘要 |
A device for arm wrestling including a base having a pair of elbow pads adjustably mounted on the top of the base. The base has a wing pivotally mounted on each side of the base. A source of electrical power and a bell connected thereto. A switch is carried by the base adjacent each wing member and connected to the bell. Each wing has a flange for actuating the switch to ring the bell when the wing is pivoted to a predetermined position.
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