Hem former and sewing apparatus

Sewing – Method of sewing – Workpiece manipulation other than straight line feeding

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Details

112141, 112147, D05B 3502

Patent

active

060034564

ABSTRACT:
An air assisted hem former for folding a margin of a foldable material which uses at least one stream of air to urge margin material through a folded cavity. The folded cavity and airflow moves the margin toward a sewing needle, directs the margin material to a proper stitching position and maintain the stitching position until the needle has stitched the hem. Two similarly formed hem formers can be mounted on opposing sides of a sewing needle to urge, direct and maintain the margin material prior to stitching of a hem.

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patent: 5598798 (1997-02-01), Ng

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