首页|Patent Issued for Rocking arm structure providing additional wheel support and device having the same (USPTO 11865890)
Patent Issued for Rocking arm structure providing additional wheel support and device having the same (USPTO 11865890)
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From the background information supplied by the inventors, news correspondents obtained the followingquote: “Devices, such as robots or vehicles, may include wheels to allow the devices to move or changedirections. However, in a complicated or uneven terrain, the stability of the device and of the cargo carriedby the device maybe affected. Therefore, there is room for improvement in the art.”