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Duerkoppwerke GmbH
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Duerkoppwerke GmbH
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Application filed by Duerkoppwerke GmbHfiledCriticalDuerkoppwerke GmbH
Publication of ES293687A1publicationCriticalpatent/ES293687A1/en
MACHINE TO MAKE EYELETS, provided with devices to cut the lower thread and the gallon after the completion of the sewing process, as well as for the proper presentation of the threads at the beginning of the process of making the next buttonhole, and with needle plate, for making eyelets with or without a gallon, characterized by the fact that the needle plate is provided with an elastic and adjustable thread holder, in which only the lower thread can enter, during the rotation of the needle plate to its position initial, being provided with a guide in the form of groove for the lower thread, which leads to the thread-holder to the vicinity of the stitch of the needle. (Machine-translation by Google Translate, not legally binding)
ES0293687A1962-12-071962-11-20Machine to make ojales (Machine-translation by Google Translate, not legally binding)
ExpiredES293687A1
(en)
Thread feed device in circular tricotosa machines provided of such devices and procedure to work with these tricotosas (Machine-translation by Google Translate, not legally binding)