A self-contained anti-skid device for pneumatic tires

Details A self-contained anti-skid device for pneumatic tires A self-contained anti-skid device for pneumatic tires

B - Operations, Transporting

60

C

B60C 11/14 (2006.01) B60C 11/16 (2006.01) B60C 23/12 (2006.01) B60C 27/00 (2006.01)

Patent

CA 2148094

2148094 9315922 PCTABS00024 A self-contained anti-skid device to be used with a pneumatic tire (32) for boosting traction against slippery roadways covered with ice and snow comprising a plurality of anti-skid pins (20) to be positioned radially at a tread of the tire for being projected from the tread (34) when a plurality of expandable pneumatic chambers (26) adjacent to the pins are pressurized using only a fraction of the actual pressurized air of the tire (32). Furthermore, such air then restored back to the tire through an air recycling device (48) actuated by way of rotation of the tire on a roadway. The anti-skid device of the present invention controlled either manually from the reach of the tire, or remotely from the reach of a driver, or automatically as tire rotates on frozen and non frozen road surfaces.

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