Vorrichtung zum wechseln von unterfadenspulen an näh- und stickmaschinen

摘要

An arrangement for changing bobbins in sewing and embroidery machines is arranged on the cover ( 13 ) on the lower arm of the sewing machine ( 1 ). With a push-button ( 45 ) and a slide ( 19 ), the bobbin case ( 71 ) with the bobbin ( 73 ) lying therein is released from the hook base ( 75 ) and made accessible to outside of the sewing machine ( 1 ) when the cover ( 13 ) is opened.