| 摘要 |
<p>The invention relates to a tyre building machine (1 ) for applying an apex (91 92) to a bead (95) to form a bead apex assembly for a green tyre comprising a bead holder (2) for holding the bead wherein the tyre building machine comprises a first gripper (31 ) and a second gripper (32) for engaging and moving the apex in a direction of conveyance towards the bead wherein the first gripper is moveable between a first start position (X1 ) and a first end position (Y1 ) and the second gripper is moveable between a second start position (X2) and a second end position (Y2) wherein the tyre building machine is provided with wedges (71 72 73 74) wherein the grippers are biased to a closed state in which the grippers are arranged to engage the apex and wherein the wedges are arranged for countering the bias of the grippers when the grippers are at one of the start positions or the end positions.</p> |
