Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP1985143711UpriorityCriticalpatent/JPH0424913Y2/ja
Publication of JPS6253637UpublicationCriticalpatent/JPS6253637U/ja
Application grantedgrantedCritical
Publication of JPH0424913Y2publicationCriticalpatent/JPH0424913Y2/ja
Saugvorrichtung zum Einsaugen eines Fadenendes eines auf einer Auflaufspule aufgespulten Fadens und Verfahren zum sensorischen Überwachen eines Saugkanalabschnitts der Saugvorrichtung
Feed dog for double lock-stitch machine - has thread tensioning element which is fastened on outside of a collar on a top bobbin and features a clamp and guide device