The history of slot machines dates back to the late 1800's.  Charles Fey is the man who invented slot machines.  Since their inception, several manufacturers and varieties have emerged throughout the years making slot machines more and more popular with each advancing year.  Originally, slot machines were very simple to operate.  All a player had to do was insert coins or tokens and pull the handle.  Lining up matching symbols determined whether or not the player won and how much was won depending on the symbols that lined up.  In time, slot machines earned the name "One-armed Bandit", which is a term that is pretty self explanatory.  

Mechanical slot machines were the first to emerge.  These slot machines are nothing compared to the slots of today.  However, in their day, they were just as fun and exciting.  These mechanical slots had limitations and throughout time, it was discovered that they could be manipulated.  As the electronic age emerged, slot machines took on a new face.  New electronic slot machines were born and this new era opened even more doorways for the slot machine industry.  With the introduction to the new electronic slot machines, a massive variety of slot machines began filling casino floors.  Electronic slot machines were not as vulnerable to manipulation as the mechanical slot machines. 

This is just the tip of the iceberg where slot machines history is concerned.  There are so many other details and events that have transpired throughout the years.  It was not always growth and prosperity for the slot machine industry.  Learn more about slot machines and prohibition.

Slot machines are responsible for over 60% of casino revenue whether online or Vegas style.  This revenue exceeds over $6 Billion dollars per year making slot machines the most dominant source of all casino profit.  Upon entering the doors to any casino, you will notice an array or various slot machines.  With so much variety available and yet so many more designs and styles waiting to be constructed, the slot machines industry is one that will always retain endless possibilities.