| 摘要 |
A safety insert comprising a substantially circumferential base intended to come into contact with an adapted wheel rim, a substantially circumferential body intended to support a tread of a tire mounted on the rim during rolling with a pressure capable of causing at least partial flattening of a portion of the tire, and a housing intended to receive a wheel unit, characterized in that the safety insert comprises an aerial which is rigidly connected to the insert and is disposed inside its volume.
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