发明名称 |
ELEVATOR LANDING DOOR UNLOCKING DEVICE |
摘要 |
PROBLEM TO BE SOLVED: To safely open a landing door by using an exclusive key. SOLUTION: A hooking device 2 and a shielding device 11 are provided on a landing door 1 and an interlocking device 8 and a connecting device 9 are provided on an car 10. A first key hole 5A for disengaging an engagement portion 3 provided on the surface of the landing door 1 from a hook 2A and a second key hole 5B for operating the interlocking device 8 to associate the shielding device 11 for the first key hole 5A with the hooking device 2 by using the connecting device 9 depending on the position of the elevator box 10 are provided.
|
申请公布号 |
JP2000072360(A) |
申请公布日期 |
2000.03.07 |
申请号 |
JP19980241903 |
申请日期 |
1998.08.27 |
申请人 |
HITACHI BUILDING SYSTEMS CO LTD |
发明人 |
TAKAHASHI TOMOHITO |
分类号 |
B66B13/18;(IPC1-7):B66B13/18 |
主分类号 |
B66B13/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|