Title:
防火設備制御システム及び防火信号伝達方法
Document Type and Number:
Japanese Patent JP7194638
Kind Code:
B2
Abstract:
To operate fire prevention equipment of a section separated by a disconnector, without using a repeater.SOLUTION: A building includes smoke sensors 13, 23, 33, repeaters 41, 42, 43, a receiver 70, fire shutters 11, 21, 31 forming fire prevention sections, and fire doors 12, 22, 32. The building comprises disconnectors 51, 52, 53 respectively between the repeaters and the receiver so as to electrically disconnect a repeater connected to a smoke detector short-circuited at the time of a fire, from the receiver. A closing instruction signal outputted from the receiver is transmitted to the fire shutters and the fire doors in the building not via the repeater but via wirings 11e, 21e, 31e laid in the building, thereby operating fire prevention equipment (fire prevention section forming equipment such as fire shutters, fire doors, etc.) of the separated section without using the repeater. In addition, a preliminary sensor is provided in each of the fire protection equipment to automatically close.SELECTED DRAWING: Figure 1
Inventors:
Kazuki Odate
Norio Ishikura
Norio Ishikura
Application Number:
JP2019089322A
Publication Date:
December 22, 2022
Filing Date:
May 09, 2019
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
A62C2/06; A62C2/24; E05F15/72; E06B9/17; E06B9/82; G08B17/00
Domestic Patent References:
| JP2015118421A | ||||
| JP2001101550A | ||||
| JP2016150073A |
Attorney, Agent or Firm:
Kozo Takahashi
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