| 摘要 |
PROBLEM TO BE SOLVED: To provide an automatic door device capable of preventing the scattering of pachinko balls to the outside of a pachinko parlor, preventing the falling of a passenger over the pachinko balls, and efficiently collecting pachinko balls so as not to get out them. SOLUTION: In this automatic door device, a matter 3 to be attracted is attracted by a magnetic body 4 installed to the lower end part of a door 1 in a band shape, the matter 3 to be attracted is removed from the surface of the magnetic body 4 by a removing body 5 according to the opening and closing of the door 1. The removed matter 3 to be attracted is housed in a housing part 7 through a guide groove 6.
|
