Sewing – Work manipulating – Trimmers
Patent
1997-03-24
1998-09-29
Nerbun, Peter
Sewing
Work manipulating
Trimmers
112220, D05B 3706, D05B 6902
Patent
active
058133569
ABSTRACT:
In the case of a sewing machine having a cutting means for the purpose of cutting a workpiece edge a disengaging means is provided by means of which an upper cutter is moved out of a working position in which it moves in a reciprocating manner--in dependence upon the rotational movement of a drive shaft--into an inoperative position. In so doing a lower cutter is covered.
REFERENCES:
patent: 5289789 (1994-03-01), Sakuma
patent: 5427041 (1995-06-01), Satoma
Nerbun Peter
Union Special GmbH
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