| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine including a gear mechanism capable of immediately reporting occurrence of abnormality in assembly in occurrence of erroneous assembly, where a crest section and a valley section that do not properly mate each other mate each other, in execution of assembly work for allowing specific crest sections and specific valley sections of two gears to mate each other.SOLUTION: A game machine includes a first gear 80 in that crest sections 100 and valley sections 120 are alternately and continuously disposed. In this case, at least one of the crest sections includes cutout parts 101a, 102a at least partially. |
