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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fritz Gegauf AG
Original Assignee
Fritz Gegauf AG
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Filing date
Publication date
Application filed by Fritz Gegauf AGfiledCriticalFritz Gegauf AG
Priority to ES284239ApriorityCriticalpatent/ES284239A1/en
Publication of ES284239A1publicationCriticalpatent/ES284239A1/en
Improvements in the rotating hooks for sewing machines, provided with counter guiding for the bobbin holder of the lower thread, characterized in that at least one axial guide surface of the hook is constituted by a tension ring provided with radial elasticity and axially displaceable, in order to avoid that the hook gets stuck by the penetration of the thread. (Machine-translation by Google Translate, not legally binding)
ES284239A1962-01-101962-01-10Improvements in the rotating hooks for sewing machines (Machine-translation by Google Translate, not legally binding)
ExpiredES284239A1
(en)