Buttonhole sewing machine

Details Buttonhole sewing machine Buttonhole sewing machine

2005-10-04

2005-10-04

Nerbun, Peter (Department: 3765)

Sewing

Special machines

Buttonhole

C112S070000

Reexamination Certificate

active

06951177

ABSTRACT:
A buttonhole sewing machine comprises a top arm (1) with a needle (6) movable in up and down reciprocation and a base plate (2). A buttonhole cutting device (13) is provided, having a knife (36) which is disposed on the base plate (2) and comprises a straight cutting edge (37) that extends in the y direction and an eye cutting edge (38). A cutting block (15) cooperates with the knife (36). The knife (36) and the cutting block (15) are motor-adjustable one in relation to the other in the y direction.

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