The first slot machine was invented in 1890 in San Francisco by the student of mechanical Charles Fey . The “ Liberty Bell “, was so called from its inventor, was a mechanical system of rollers 3 which provided different combinations of random playing cards, in any roller was included A bell in diagonal (hence the name Liberty Bell), the maximum premium of 50 cents to U.S. dollars was paid when three bells apaprivano on the same row.

The success of this invention was immediate, but in 1902, when gambling was banned in many U.S. states, the same slot machines were adapted in order to win prizes and cash, were thus replaced the symbols of the cards with those of fruit (hence Fruty Slots , a term still used in England) and consumables of various kinds, often with the symbols shown on the same roller corresponded awards generally were chewing gum and snacks.

(more…)