Understanding Sewing Machines

What is the main function of the needle in a sewing machine?

• To move the fabric

• To create stitches

• To power the machine

• To cut the thread

What is a running stitch?

• A decorative stitch

• A stitch that runs automatically

• A stitch made by a machine

• A basic hand stitch moving back and forth through fabric

What was the significant invention by Charles Frederick Wiesenthal?

• A rotating hook

• A needle sharp on both sides

• A machine to sew clothes

• A vibrating shuttle

What is a chain stitch?

• A stitch that is very weak

• A stitch that is used for embroidery

• A stitch that forms a chain of loops

• A stitch that uses two threads

Who was granted a patent for a sewing machine in 1814?

• Thomas Saint

• Joseph Madersperger

• Barthélemy Thimonnier

• Elias Howe

What was the main problem with early chain stitch machines?

• The thread could easily be pulled out

• They were too slow

• They could only sew in straight lines

• They were too expensive

What is a lock stitch?

• A stitch that locks the fabric in place

• A stitch that uses two spools of thread

• A stitch that is very weak

• A stitch that is used for decoration

Who dramatically improved the lock stitch sewing machine in 1850?

• James Gibbs

• Allen B. Wilson

• Charles Raymond

• Isaac Singer

What is the function of the feed dogs in a sewing machine?

• To hold the fabric in place

• To power the machine

• To cut the thread

• To move the fabric after each stitch

What was Isaac Singer known for in the sewing machine industry?

• Improving the production process and making machines affordable

• Inventing the rotating hook

• Creating the first chain stitch machine

• Inventing the sewing machine