LOWER THREAD FEEDING APPARATUS FOR LARGELY INCREASING LOWER THREAD AT A TIME

摘要

PURPOSE: A lower thread feeding apparatus of a sewing machine is provided to enlarge bobbin size and to largely increase the load of lower thread at a time.;CONSTITUTION: A lower thread feeding apparatus of a sewing machine comprises a housing(100), a rotating plate(200), a hook body, a bobbin, and a cap(500). A housing cut-out part(110) is formed by cutting one side of outer circumference of the housing. The rotating plate forms a power transferring protrusion(210) at the front side of a disk. The hook body has a protrusion receiving unit, a bobbin mounting column, and hook(310).;COPYRIGHT KIPO 2012