发明名称 Presser foot attachment
摘要 The present invention is directed to a presser foot attachment adapted for use with a sewing machine for stitching an upper material to a base material and simultaneously trimming the edge of the base material along a line closely adjacent the row of stitches. The presser foot attachment includes a main section and an auxiliary section. The main section of the foot terminates just forward of the sewing machine needle so as to allow the juxtaposed edges of the upper and lower materials to be placed in close proximity to the needle at the onset of the sewing operation. The auxiliary section is movable between two positions and aids in guiding and separating the upper material over the base material and to the sewing station of the machine.
申请公布号 US4321880(A) 申请公布日期 1982.03.30
申请号 US19800147986 申请日期 1980.05.08
申请人 UNION SPECIAL CORPORATION 发明人 BOSER, RONALD J.
分类号 D05B29/06;D05B37/04;(IPC1-7):D05B37/00;D05B35/06 主分类号 D05B29/06
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