US 12,236,302 B2
Aircraft tire
Tomoyuki Muramatsu, Tokyo (JP); and Toshihiko Iwasaki, Tokyo (JP)
Assigned to BRIDGESTONE CORPORATION, Tokyo (JP)
Appl. No. 17/800,259
Filed by BRIDGESTONE CORPORATION, Tokyo (JP)
PCT Filed Feb. 16, 2021, PCT No. PCT/JP2021/005712
§ 371(c)(1), (2) Date Aug. 17, 2022,
PCT Pub. No. WO2021/166909, PCT Pub. Date Aug. 26, 2021.
Claims priority of application No. 2020-025382 (JP), filed on Feb. 18, 2020.
Prior Publication US 2023/0078891 A1, Mar. 16, 2023
Int. Cl. G06K 19/077 (2006.01); B60C 9/20 (2006.01); B60C 19/00 (2006.01)
CPC G06K 19/07764 (2013.01) [B60C 9/20 (2013.01); B60C 19/00 (2013.01); B60C 2019/004 (2013.01)] 4 Claims
OG exemplary drawing
 
1. An aircraft tire having a pair of bead sections, sidewall sections extending from outer side in a radial direction of the bead sections, and a tread section extending between the sidewall sections, the aircraft tire comprising:
an RFID tag comprising: a tag main body configured to store information about the aircraft tire, and an antenna extended from the tag main body, wherein
a diameter of the aircraft tire is 21 inches or more,
the tag main body and the antenna of the RFID tag is sealed within a rubber patch and the rubber patch is attached to the tire inner surface of the tread section by an adhesive,
the antenna is a monopole antenna or a dipole antenna,
the antenna is disposed such that an extending direction of the antenna is parallel to a tire width direction or intersects the tire width direction within 5 degrees in a tread view, and
the aircraft tire satisfies a configuration 0.1<L/W<0.2, where a width of the aircraft tire is denoted as “W” and a total length of the antenna in the extending direction of the antenna is denoted as “L”, and when a diameter of the aircraft tire is 21 inches or more.