| 摘要 |
PROBLEM TO BE SOLVED: To prevent a possible malfunction as caused by an external factor along with higher loading and unloading workability by a proper protection of a link member for connecting a mobile body and a drive body. SOLUTION: A frame like case body 91 with an opening part 97 opened to which a display surface of a special pattern display device faces is disposed on the rear of the game board and first and second mobile bodies 117 and 118 facing the surface of the game board 20 are positioned biased to the right side of the third opening part 97 on the upper frame part 92 of the frame like case body 91. A first drive means 110 positioned on the left of the frame like case body 91 and a flexible wire 123 which is positioned between the special pattern display device and a ball tank and moves forward or backward with the drive of the first drive means 110 are covered and protected with the frame like case body 91. Moreover, a guide part 125 which guides the flexible wire 123 to be advaced or retracted at a fixed trajectory and a conversion means which converts the motion of advancing or retracting the flexible wire 123 to rotation to be transmitted to the first mobile body 117 are covered and protected a lid with the frame like case body 91. COPYRIGHT: (C)2008,JPO&INPIT |
