The puncture device is biased in a retracted position.
穿刺装置偏置在缩回的位置。
The opening is configured for travel about the needle to facilitate extension of the shield from a retracted position to an extended position.
开口构成为围绕着针头行进以便于防护件从回缩位置延伸至延伸位置。
The system of claim 1 wherein the at least one leading edge device is deployable, having a retracted position and at least one extended position.
该系统的权利要求1，其中至少有一个领先的设备部署，有收回的立场，至少有一个延长的立场。
The apparatus moves between an extended position proximate the tire building core and a retracted position that does not obstruct the tire building core during subsequent tire construction.
装置在靠近轮胎制造芯的延伸位置与收回位置之间移动，该收回位置在后续的轮胎构造过程中不妨碍轮胎制造芯。
The apparatus moves between an extended position proximate the tire building core and a retracted position that does not obstruct the tire building core during subsequent tire construction.
装置在靠近轮胎制造芯的延伸位置与收回位置之间移动，该收回位置在后续的轮胎构造过程中不妨碍轮胎制造芯。
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