METHOF OF FORMING A TIRE PLY JOINT CONFIGURATION AND TIRE

A method of forming a layer of tire ply (5) comprising the steps: providing a first strip of ply (20) having a plurality of spaced reinforcement cords (22) with a spacing S and having a lateral end (21), wherein there is a distance X between the lateral end (21) of the first strip of ply (20) and the reinforcement cord (28) nearest the lateral end (21), wherein X is not equal to S; providing a second strip of ply (24) having a plurality of spaced reinforcement cords (25) having a spacing S' and having a lateral end (23), wherein there is a distance Y between the lateral end (23) of the second strip of ply (24) and the reinforcement cord (39) nearest the lateral end (23), wherein Y is not equal to the spacing S'; and joining the first strip of ply (20) and the second strip of ply (24) and/or the first and second lateral ends (21, 23).