| 摘要 |
PURPOSE:To provide the gate device with flapper door for which the opening/ closing angle of a flapper door can be easily set and changed on the installing site corresponding to the width of a gate passage at the located place. CONSTITUTION:Concerning the gate device with a flapper door for judging validity/invalidity by reading the information of a card 6 inserted to a card inserting port 5 at a main body 1 of the gate and for permitting the passage of a visitor by opening the flapper doors 3 when the card is valid by providing the main body 1 of the gate with the flapper door 3 and a gate guide 2 on both of sides with the gate passage 4 inbetween, the main body 1 of the gate and the gate guide 2 are provided with a door opening/closing position detecting mechanism 10 using an operation cam capable of variable setting the opening/ closing angle of the flapper doors 3 and a gear transmission system door opening/closing mechanism 11 controlled while interlocking with the detecting means, and the flapper doors 3 adjusted the opening/closing angle of the flapper door to theta1 and theta2 corresponding to gate passage widths A and B on the job site is opened/closed. |
