US Patent 7240969 Vehicle wheel axle centrifugal adjusting arrangement

A vehicle wheel includes a wheel body having an elongated guiding slot radially extended from a center of the wheel body; and an axle centrifugal adjusting arrangement, which includes a sliding member slidably mounted along the guiding slot for mounting the wheel body to the wheel axle; and a gear adjustment device including a first gear unit mounted at the guiding slot of the wheel body, and a second gear unit mounted at the sliding member to substantially engage with the first gear unit so as to selectively adjust the sliding member to slide along the guiding slot.