Tyre beads

BPERFORMING OPERATIONS TRANSPORTING B60Vehicles B60CVEHICLE TYRES TYRE INFLATION TYRE CHANGING OR REPAIRING REPAIRING, OR CONNECTING VALVES TO, INFLATABLE ELASTIC BODIES IN GENERAL DEVICES OR ARRANGEMENTS RELATED TO TYRES

B60C15/00Tyre beads

B60C15/0009features of the carcass terminal portion B60C15/0018not folded around the bead core B60C15/0027with low ply turn-up B60C15/0036with high ply turn-up B60C15/0045with ply turn-up up to the belt edges B60C15/0054with ply turn-up portion parallel and adjacent to carcass main portion B60C15/0063with ply turn-up portion diverging from carcass main portion B60C15/0072with ply reverse folding B60C15/0081the carcass plies folded around or between more than one bead core B60C15/02Seating or securing beads on rims B60C15/0203using axially extending bead seating B60C15/0206using inside rim bead seating B60C15/0209Supplementary means for securing the bead B60C15/0213the bead being clamped by rings, cables, rim flanges or other parts of the rim B60C15/0216the bead being pierced by bolts, rivets, clips or other elements B60C15/022the bead being secured by turned-in rim flanges B60C15/0223the bead being secured by clip-hook elements not forming part of the rim flange B60C15/0226the bead being secured by protrusions of the rim extending from the bead seat B60C15/023the bead being secured by bead extensions which extend over and wrap around the rim flange B60C15/0233Securing tyres without beads; Securing closed torus or tubular tyres B60C15/0236Asymmetric bead seats B60C15/024Bead contour B60C15/0242with bead extensions located radially outside the rim flange position B60C15/0247with reverse bead seat inclination B60C15/028Spacers between beads B60C15/032inflatable B60C15/036Tyres permanently fixed to the rim B60C15/04Bead cores B60C15/05Multiple B60C15/06Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead B60C15/0603characterised by features of the bead filler or apex B60C15/0607comprising several parts B60C15/0628comprising a bead reinforcing layer B60C15/0632using flippers in contact with and wrapped around the bead core and, at least partially, in contact with the bead filler B60C15/0635using chippers between the carcass layer and chafer rubber wrapped around the bead B60C15/0653with particular configuration of the cords in the respective bead reinforcing layer