Japan, Sept. 16 -- BRIDGESTONE CORP has got intellectual property rights for 'RADIAL TIRE FOR HEAVY LOAD.' Other related details are as follows:
Application Number: JP,2022-197514
Category (FI): B60C13/00@F
Stage: PROBLEM TO BE SOLVED: To provide a radial tire for a heavy load which has a reinforcement member for delaying or preventing progress of cracks to tire inside from a bottom of a side cut.SOLUTION: A radial tire 1 for a heavy load includes a carcass ply 3a having a plurality of carcass cords radially extending in a tire radial direction B, and a reinforcement member 8 arranged at a position covered with side rubber 5 outside in a tire width direction A of the carcass ply, wherein the reinforcement member includes a first reinforcement layer 8a and a second reinforcement layer 8b which are overlapped in the tire width direction, and include a first reinforcement cord and a second reinforcement cord that have mutually crossing extension directions and are made of organic fibers, the first reinforcement cord of the first reinforcement layer and the second reinforcement cord of the second reinforcement layer extend in a direction inclined by 10deg to 20deg in a tire circumferential direction with respect to the extension direction of the carcass cords, in tire side surface view, and the reinforcement member is arranged at least the whole region of a core region X2 in the tire radial direction.SELECTED DRAWING: Figure 1 (Grant)
Filing Date: Dec. 9, 2022
Publication Date: June 20, 2024
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
