Sewing machine monitor

Details Sewing machine monitor Sewing machine monitor

1977-05-23

1980-02-05

Nerbun, Peter

Sewing

Elements

Starting or stopping

250233, D05B 6936

Patent

active

041866720

ABSTRACT:
The rate of speed of thread being fed to a sewing machine needle is monitored so that when the thread speed decreases, indicating one or more malfunctions in the sewing operation, the operation of the sewing machine is automatically terminated.

REFERENCES:
patent: 2940407 (1960-06-01), Mitchell
patent: 3843883 (1974-10-01), De Vita et al.
patent: 4038931 (1977-08-01), Kosrow et al.

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