LOOPER DEVICE HAVING IMPROVED FRICTION BEHAVIOUR
The invention relates to improving the wear behaviour in a looper device for arrangement in a sewing machine, comprising a looper body having a looper tip, wherein the looper body is provided in the sewing machine for rotation about an axis of rotation and has a receptacle for arrangement of a bobbin case holder in the looper body, and the bobbin case holder and the looper body are provided with guide means for mutual guidance during rotary movements of the looper body. According to the invention, at least one depression is provided on at least one surface of the guide means to receive lubricant.