Slot machine having symbol windows arranged in matrix

Abstract

Symbol-image windows are arranged in matrix of three rows and five columns. Five game lines to be nominated are provided so as to horizontally and diagonally combine the symbol-image windows. Jackpot winning occurs when identical symbol images are displayed at one of three groups of the symbol-image windows. The first group is constituted of the first to third columns. The second group is constituted of the second to fourth columns. The third group is constituted of the third to fifth columns. When the identical symbol images are displayed at one of the five columns, sub-game winning occurs to award a sub game in which a symbol-image series is rotated again in the central symbol-image window. In another embodiment, ten game lines to be nominated are provided so as to vertically, horizontally and diagonally combine the symbol-image windows.

Description

[0001] 1. Field of the Invention[0002] The present invention relates to a slot machine having a plurality of symbol windows, in each of which moving display of symbols is performed. The symbol windows are arranged in matrix such that a number of its rows is different from a number of its columns.[0003] 2. Description of the Related Art[0004] A slot machine having four reels is known from Japanese Patent Laid-Open Publication No. 8-206279 (Japanese Patent No. 2,758,143). In the slot machine of the four-reel type, the reels have symbols arranged on peripheries thereof and are horizontally disposed so as to be rotatable. When each reel stops, three symbols in a vertical direction are displayed through a symbol window. In total, twelve symbols are displayed through the symbol windows of the respective reels when all of the four reels have stopped. Basic game lines are constituted of horizontal and diagonal lines formed by combining three symbols of the first to third reels. By combining...

AI Technical Summary

Benefits of technology

[0013] According to the present invention, it is possible to increase game variations without complicating a formation of the game lines. Owing to this, a player may have great interest for the game, and at the same time, game contents may be adapted to be plain.

Problems solved by technology

In the above-mentioned slot machine, however, although the game having variations may be played, distinguishing the game line on which the winning occurs is difficult at a glance when many auxiliary game lines are provided.

It is because the game lines become intricate in this kind of the slot machine.

Therefore, there arises a problem in that it is difficult to grasp contents of the game.

Images