Patent ID: 6095072
Filing Date: 2000-08-01
Classification: D05B

Abstract:
A sewing installation for the production of a piped pocket opening (141) on a workpiece (31, 140), comprisinga stand (45, 46, 47);a working plate (2) disposed on the stand (45, 46, 47);a two-needle sewing machine disposed on the working plate (2);a workpiece advancing device (26) for the transport of the workpiece (31, 140) in a Y-direction on the working plate (2);a knife (11) for the production of a straight incision (143, 156) running in the Y-direction in the workpiece (31, 140) during the transport thereof in the Y-direction;a cutout (41) running in the Y-direction in the working plate (2);a cutting device (44) for the production of comer cuts (135, 136; 138, 139) in the workpiece (31, 140), which cutting device (44)is disposed underneath the cutout (41) of the working plate (2),is disposed in a first position underneath the cutout (41) of the working plate, andis provided with two comer cutting knives (42, 43); andat least one drive (107, 107') coupled with the corner knives (42, 43) for the displacement of the corner cutting knives (42, 43) in a Z-direction through the cutout (41) in the working plate (2) and through the workpiece (31, 140) placed thereon,wherein the cutting device (44) is supported on the stand (45, 46, 47) for pivotability from said first position into a second position in which it is at least substantially free from the working plate (2).