If there is no means of controlling the weft insertion device within the warp shed, as in rigid rapier looms, and other flexible rapier looms, then it is possible to reduce the sley dwell period,but only by a small amount.

• 正像刚性剑杆织机和其它挠性剑杆织机一样,梭口中没有控制载纬器的装置,就有可能减少筘座的停顿时间,但减少的量很有限。