| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine which can detect in steps a ball shortage state of game balls which are stored in a ball tank. SOLUTION: On the back surface of a ball collapsing section 45 of the ball tank 17, a first ball storage amount detecting means 18 and a second ball storage amount detecting means are provided. In this case, the first ball storage amount detecting means 18 electrically detects a first stage ball shortage state of the ball tank 17. The second ball storage amount detecting means electrically detects a second stage ball shortage which is worse than the first stage ball shortage state.
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