The present invention discloses a pneumatic tire. The pneumatic tire includes a bead portion and a rim flange provided outside the bead portion. The rim flange is made of a rubber resistant to ozone and fatigue and a hardness reinforcing rubber portion is ...

The present invention provides a heavy duty pneumatic tire tread having a noise reduction and stone rejection structure, in which noise reduction fences and stone rejecting protrusions are formed in a longitudinal groove of the pneumatic tire tread, such t...

The present invention provides a tire sound absorbing material crimping device, and more particularly, a tire sound absorbing material crimping device intended to uniformly and firmly press a sound absorbing material adhered to an inner liner portion of a ...

The present disclosure defines a cap play (20) for a pneumatic tire (20) comprising a film layer (201), a coating layer (202) configured to surround an outer surface of the film layer (201) and a rubber topping layer (203) configured to surround an outer s...

Disclosed is a pneumatic radial tire for a passenger car having ultra fine steel cords (100) for a carcass ply in which adhesive force between a carcass ply layer and a side wall or a rim flange rubber adjacent to a turn up portion on an outside and a stif...

The present invention provides a pneumatic tire (100) including a tread portion (110), a cap ply (120), a carcass (130), an apex (150), a bead (140), a side portion (170), and a belt (180) and having asymmetrical structure with respect to a central line C ...

The present invention relates to a cavity noise reduction tire (1) comprising a sound-absorbing insert (5), more particularly to a cavity noise reduction tire (1) having a ratio of the cross-sectional area of the sound-absorbing insert (5) to the cross-sec...

Disclosed are a method for determining pitches of cooling pins for a pneumatic tire so that the heat dissipation performance of the sidewall may be improved and an airflow noise generated by a high speed air may be decreased, and a pneumatic tire including...

Pneumatic tire including a sipe formed in a tread block capable of minimizing slippage on a snowy or icy road while increasing rigidity of the tread block, thereby significantly improving braking and steering performances on wet and dry roads. The sipe com...

Disclosed is a color sealant composition with self-sealing performance useful for a tire. More specifically, disclosed are a color sealant composition with self-sealing performance useful for a tire which includes 10 to 60 wt. parts of surface modified sil...