PNEUMATIC TIRE

DRIVE May 1, 2024
Source
A pneumatic tire includes a tread portion (10) having a tread surface for making contacting with a road surface and a groove (110) recessed inward from the tread surface and extending along a circumferential direction, and a plurality of noise reflectors (200) protruding from the groove and disposed spaced apart from each other along the circumferential direction. The groove (110) includes a groove bottom surface (113) spaced apart by a predetermined distance from the tread surface in a radial direction of the pneumatic tire; and a plurality of groove side surfaces (112, 111) connected to the groove bottom surface (113) and each including a connection curved surface having a predetermined curvature. Each of the noise reflectors includes a support surface (210) supported by the connection curved surface and the groove bottom surface (113); and a protrusion surface (220) located on a side opposite to the support surface (210) and disposed to be spaced apart from the connection curved surface.

Discussion in the ATmosphere

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