This is the simplest and most common differential unit found in cars and light trucks, it contains four gears (spider gears) which allow the rear wheels to turn at differing speeds so that cornering doesnt cause the inside wheel to be drug along by the outside wheel.
Loom is a mechanical device which is used to produce woven fabric by the insertion of warp and weft yarn. In weaving technology; loom is the principle mechanical device for weaving. Various types of loom are used for doing the weaving task. Various types of designed fabric are produced by changing the machine setting.
When it comes to loom knitting, the most important thing is the loom itself. And everyone has their opinion of which loom brand is the best. My favorite looms are made by KB. I have liked their looms long before I came to work with the company. I use their looms for the patterns that I write because the looms are my favorite, not because KB wants me to use them.