A tire with a new internal structure including automatic inflatable gas-chambers, assembly includes a connection arrangement comprising, sequentially, a rubber tire, a gas-chamber layer, a hollow layer and a metal wheel hub, from outside to inside. Wherein...

A tire with a new internal structure including automatic inflatable gas-chambers, assembly includes a connection arrangement comprising, sequentially, a rubber tire, a gas-chamber layer, a hollow layer and a metal wheel hub, from outside to inside. Wherein...

Provided is a pneumatic radial tire in which run-flat durability can be improved while inhibiting vibration during tire rolling and tire protrusion during high-speed traveling. A pneumatic radial tire comprising a side reinforcing rubber layer 5 having a c...

A hybrid cord having a Nylon core yarn (32) and an Aramid wrap yarn (34) wrapped around the Nylon core yarn (32) is disclosed. The hybrid cord (30) has the cord construction: (A/1 Aramid + B/1 Nylon) [(x)Z+(y)Z]/(z)S or (A/1 Aramid + B/1 Nylon) [(x)S+(y)S]...

The present invention relates to a runflat device (2), particularly, but not exclusively, a combined runflat and double sided beadlock that can be fitted to any size and type of wheel (1) regardless of the shape and depth of the wheel well (10). The runfla...

A run-flat core (10) has a shape including a box (11) which has a closed upper surface (13) and an open lower surface and includes a reinforcement plate (12) provided for reinforcement within the box. The core (10) includes a plurality of blocks (15) forme...

A pneumatic tyre having a toroidal carcass. The tyre satisfies the following expressions (1) to (4): Ra/D≤0.08 Rb/D≤0.08 0< phi a≤50 DEG and 0< phi b≤50 DEG where, in a tyre meridional section in a standard state in which the tyre is mounted on a s...