Name of Sewing Machine parts
Thread Stand or Spool Pin
It is a metal rod fitted either on top or on side of the stand to hold the thread spool.
Throat Plate
A semicircular disc with a hole to allow needle to pass through it and also has marking in some cases which are used as guidelines while stitching.
Tension Regulator
It is a mechanism which controls the tension of upper thread and the quality of stitches. The tension of the thread is adjusted with the help of spring and nut which controls the pressure on the disc.
Shuttle
A device that carries the needle thread around the bobbin and forms the lock on the lock stitch.
Stitch Regulator
The length of the stitches is determined by graduation marks on the stitch regulating screw. As you increase the numbers on regulator the number of stitches per inch increases i.e. the size of the stitches decreases and vice-versa.
Thread Take Up Lever
A bar/lever which is located above the tension regulator. It moves up and down. It has a hole through which the thread passes. It feeds thread to the needle and it also tightens loop formed and locks it.
Bobbin Winder
It is a simple mechanism for winding the thread on the bobbin and is located at the right hand side near the wheel.
Needle Bar
A bar at the end of which the needle is attached.
Presser Foot Lifter
A lever attached to the presser bar to lift up & down the presser foot.
Knee Lifter
To life the presser foot by knee.
Head
The upper part of the machine above the stand. It is a complete sewing machine without the bed.
Hand Lifter
To lift the presser foot by hand.
Hand Wheel
Handel is located on the right side of the machine. It is driven by hand or belt in the domestic achine and with the help of belt in the industrial machine. It controls the movement of the needle bar and drives the machine.
Feed Dog
A small metal device under the presser foot which has teeth which carries the material along as it is stitched. It moves the material forward, by one stitch length, after each stitch has been drawn.
Bobbin Case
The metal case that holds the bobbin. It has the tension spring that controls the pressure on the bobbin thread.
Bobbin
A small metal spool that holds the lower thread supply.
Arm
The horizontal upper part of the head which has the mechanism for handling upper thread and driving the needle.
Back Stitch Lever
A lever located at the lower right hand side of the machine and its basic function is to form the stitches in reverse direction.
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