ES65163U - Device consisting of a set screw intended to vary the tension of the thread below in sewing machines (Machine-translation by Google Translate, not legally binding)
- Google Patents
Device consisting of a set screw intended to vary the tension of the thread below in sewing machines (Machine-translation by Google Translate, not legally binding)
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.)
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GM Pfaff AG
Original Assignee
GM Pfaff AG
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Publication date
Application filed by GM Pfaff AGfiledCriticalGM Pfaff AG
Priority to ES0065163UpriorityCriticalpatent/ES65163Y/en
Publication of ES65163UpublicationCriticalpatent/ES65163U/en
Application grantedgrantedCritical
Publication of ES65163YpublicationCriticalpatent/ES65163Y/en
Device composed of an adjusting screw, intended to vary the tension of the thread below, located in the bobbin case of a sewing machine, characterized in that the head of the said adjusting screw is provided with a drawing with notches and notches. a form such that, avoiding all contact with the thread loop above, is within the space surrounded by the latter during its circulation. (Machine-translation by Google Translate, not legally binding)
ES0065163U1957-11-071957-11-07
Device consisting of an adjusting screw designed to vary the tension of the lower thread on sewing machines
ExpiredES65163Y
(en)
Device consisting of a set screw intended to vary the tension of the thread below in sewing machines (Machine-translation by Google Translate, not legally binding)