Title:
トンネル用の避難装置
Document Type and Number:
Japanese Patent JP7032191
Kind Code:
B2
Abstract:
To provide an evacuation device for a tunnel for making it possible that locking and unlocking of a locking main body K with respect to a receiving member 37 is performed smoothly without being affected by the slack of an operating chain 29, in the case of making a configuration in which the second door body 9 is moved to the fully open side by pulling and moving the locking main body K, which is locked to the receiving member 37 provided on the second door body 9 side, with the operating chain 29, in the evacuation device for a tunnel configured to provide a connecting passage 7 in a partition body that partitions between the main passage S through which a vehicle passes and an evacuation passage 6 through which an evacuee evacuates, and configured to open and close an entrance portion 7a of the communication passage 7 by providing the sliding second door body 9.SOLUTION: An influence of the slack of an operating chain 29 is eliminated by the way of moving and guiding at least locking and locking releasing strokes of the locking main body K by the first guide rail portion 33.SELECTED DRAWING: Figure 14
Inventors:
Heigaki Shun
Tota Kasai
Tota Kasai
Application Number:
JP2018052329A
Publication Date:
March 08, 2022
Filing Date:
March 20, 2018
Export Citation:
Assignee:
Sanwa Shutter Corporation
International Classes:
A62B3/00; E21F11/00
Domestic Patent References:
| JP2016089408A | ||||
| JP61005881U | ||||
| JP2008297860A | ||||
| JP5294481B2 | ||||
| JP6288169A |
Foreign References:
| US4848436 |
Attorney, Agent or Firm:
Tetsuo Hirose
Yuko Suzuki
Ikuo Hirose
Yuko Suzuki
Ikuo Hirose