Game machine informing small hit prize
US6315289A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 14, 1999 |
| Grant date | Nov 13, 2001 |
| Priority date | — |
| Expiry date | Sep 14, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F17/32
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A conventional game machine informs a player that a big hit prize is caused by inner lottery, however, it does not inform the player that a small hit prize is caused. Prize determination (probability lottery processing) is carried out by determining to which prize group in a prize determining table a random number value generated by a random number generator 36 and specified by a sampling circuit 37 pertain (step 103). When a hit flag of a small hit prize is erected as a result of the inner lottery (step 104), a process of emitting small hit informing sound is carried out (step 105). According to the informing sound emitting processing, a speaker drive circuit 43 is controlled by CPU 31 and the speaker 39 emits informing sound A, B, C and D in accordance with the kind of the hit flag of the small hit prize.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.