The devices that are spaced across a projectile loom to form a tunnel for the projectile to pass through as it goes through the warp shed. These devices keep the projectile from going off course during its trip across the loom.
The devices that are spaced across a projectile loom to form a tunnel for the projectile to pass through as it goes through the warp shed. These devices keep the projectile from going off course during its trip across the loom.