| 摘要 |
A presser bar attachment for sewing machines of different types, accommodating the sewing of zipper tapes to garments. A pair of foot elements are adjustably spaced from one another forming a guide channel to receive and guide zipper chains of different widths while the foot elements are engagable with the garment fabric. Both foot elements are also adjustably spaced, in relation to the needle, and to opposite sides of the needle. When the main foot element is adjustably positioned the needle is received into an alignment slot formed in its edge confronting with the edge of the second auxiliary foot element. Also, when the auxiliary foot element is adjustably positioned the needle is received into a slot formed and developed between two material engaging sections of the auxiliary foot element which are connected by a U shaped arm.
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