English logo of BRIDGESTONE tire, Bridgestone tire logo diagram The English logo of Bridgestone tire is Bridgestone, which translates as "bridge stone" and actually means "stone bridge". This name is derived from the surname of its stone bridge by the founder of Bridgestone, Masajiro Shiqiao. At that time, Shiqiao was originally called StoneBridge, but this pronunciation was very unpleasant in English, so it was simply changed to BridgeStone. Bridgestone's tire identification is in accordance with national standards. On both sides of the tire, the production number, manufacturer's trademark, size and specification, grade, maximum load and corresponding air pressure, Chinese phonetic code of carcass cord fabric, installation requirements and driving direction marks should be marked. We can learn a lot about the tire through the logo on the tire. As shown below:

TURANZA ER33 is the Bridgestone Tairan series pattern ER33 is the pattern code.

235/5R18 97W is tyre size and load capacity and speed level. The tire width is 235mm；; The flatness ratio of the tire is 5, that is, the section height is 5% of the width; R means that the tire is a radial tire; 18 means that the rim diameter is 18 inches; The load index 97 represents the maximum bearing capacity of 73kg, and the four tires are 73× 4 = 292 kg; W means the speed level is 27 kilometers per hour.

EL 5V JFK 3811 is the DOT number, which contains the factory code and product specifications. 3811 means that the tire was produced in the 38th week of 11 years.

Made in Japan origin: Japan.

ER33EZ is still the name of the pattern; EZ is to distinguish patterns.

TUBELESS.

STEEL BELTED RADIAL steel tire.

There are also these points in the concave gap inside the tire, which represent the wear limit of the tire. If it is found to be flat, it means that the tire has reached the wear limit, so it is recommended to replace the tire immediately.