parts of lock stitch sewing machine

Thread take up lever

Pools thread up after each stitch

Tension

Controls how tight or loosen the thread is

Thread guide

Keeps the thread in place as it moves

Spool pin

Holds the spool of thread

Head

The complete sewing machine with out the stand or table

Balance wheel

Sets the machine in motion

Presser bar

Lifter raises or lowers the presser foot

Presser foot

Holds fabric flat against the feed dog

Needle

Pierces the fabric and carries the upper thread

Needle bar

Holds the needle and move it up and down

Slide plate

A movable plate that cover the shuttle and the bobbin case

Feed dog

Metal teeth that full fabric forward as you sew

Bobbin

Bobbin small spool that holds the lower thread

Stitch regulator

Adjust how long or short the stitches are

Foot pedal

Press with your foot to run the machine

Belt

Connects the wheel to the machine head

Pitman rod

Connects balance wheel to the foot pedal

Dress guard

Protects the dress from the wheel

Bobbin case

Holds the bobbin and controls lower thread tension

Arm

The curve part of the head that contains mechanism for operating the needle

Bed

The flat portion of the machine beneath the feed dog where it is mounted and the shuttle and lower thread are place

Legs

Support the machine and keep it steady

Foot pedal

Press with your foot to run the machine

Needle clamp

Holds and tightens the needle

Bobbin winder

Controls the bobbin while winding threads

Stop motion screw

Hinders moving when loosened and start and start

Throat plate

The window of the feed dog and it is where the bobbin thread come out

Shuttle

Hold the bobbin case while sewing

Bandwheel

Leads the balance wheel through the belt connection

Bandwheel crank

Moves the band wheel

Guide

Holds the belt to its place

Belt shifter

Removes the belt from the wheel

Treadle

The feet are stationed to drive the band wheel through the pitman rod

Cabinet

Holds the head of the machine by interlocking screw on the hinges