US 6,234,897 Β· Granted 2001-05-22

Gaming device with variable bonus payout feature

A slot machine comprises a spinning reel display and a bonus game. The spinning reel display shows a plurality of symbols on each of a plurality of rotatable reels. The reels are rotated and stopped to place the symbols of each reel in visual association with a pay line. The pay line is associated with at least one of the symbols on each of the reels. The bonus game is triggered in response to start-bonus symbols from the respective stopped reels appearing in the spinning reel display. The bonus game having different expected values based on different arrangements of the start-bonus symbols in the spinning reel display.

Patent details

Publication number
US 6,234,897
Filing date
1999-08-25
Grant date
2001-05-22
Assignee
Wms Gaming Inc.
Inventor(s)
FROHM ERICA A., DEMAR LAWRENCE E., WILSON, JR. ROBERT J., THOMAS ALFRED
CPC class
G07F17/32

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