| 摘要 |
Apparatus and method utilized in sewing apparatus for aligning a fabric with multiple needle heads in a sewing operation such as quilting together a backing material, quilting material and cover material having stripes for aligning the stripes with the multiple needle heads of the sewing apparatus consisting of a plurality of crowned split collars selectively positioned along one or more tensioning bars to gather the material for alignment of the stripes with the multiple needle heads.
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