sewing machine [5]
Machine used to assemble two pieces of fabric by means of a series of stitches made with a needle and thread.
bobbin 
Spool on which the lower thread is wound.
feed dog 
Each of the pointed metal pieces that move the fabric while sewing.
needle 
Metal stem that passes the thread through the fabric to form a stitch.
slide plate 
Plate that slides open, providing access to the lower stitching components.
thread trimmer 
Slit in which the threads are inserted to cut them after sewing.
presser bar 
Cylindrical rod that ends in the presser foot.
needle clamp 
Part in which the needle shank is inserted.
needle clamp screw 
Part that secures the needle shank to the needle clamp.
thread guide 
Part that guides the thread toward the eye of the needle.
needle bar 
Cylindrical rod that supports the needle clamp at its lower end and produces the up-and-down movement of the needle.