Title:
FIRE ALARM DEVICE INSPECTION METHOD AND FIRE ALARM DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/068751
Kind Code:
A1
Abstract:
A fire alarm device according to an embodiment of the present invention may comprise: multiple first detectors, each of which detects occurrence of a fire, and is activated every first time; multiple second detectors, each of which detects the occurrence of the fire, and is activated every second time different from the first time; a relay; a receiver; and a first server, wherein the receiver transmits inspection signals to the multiple first detectors or the multiple second detectors in an inspection mode, and activated detectors among the multiple first detectors and the multiple second detectors receive the inspection signals and transmit response signals to the receiver.
Inventors:
CHO YOUNGJIN (KR)
Application Number:
PCT/KR2022/015849
Publication Date:
April 27, 2023
Filing Date:
October 18, 2022
Export Citation:
Assignee:
ROZETATECH CO LTD (KR)
International Classes:
G08B17/06; G08B25/10; G08B25/14
Foreign References:
| KR102160560B1 | 2020-09-28 | |||
| JP2016192047A | 2016-11-10 | |||
| KR102289216B1 | 2021-08-13 | |||
| KR20130138552A | 2013-12-19 | |||
| KR102188138B1 | 2020-12-07 |
Attorney, Agent or Firm:
KORYO IP & LAW (KR)
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