Title:
【発明の名称】煙警報装置の改良
Document Type and Number:
Japanese Patent JP2002509319
Kind Code:
A
Abstract:
An environmental conditions detection alarm unit, particularly a smoke alarm which includes a sensor (23), a sounder (31), mains power terminal connections (1, 3), a terminal (27) adapted to interconnect with one or more other alarm units and a fourth terminal adapted to be in communicable relation with one or more external devices. The external devices may be a sprinkler system, alarm supervisory board, an additional external strobe or siren. The unit may be used in alarm systems of various configurations to initiate external devices or be initiated by external devices in addition to its communications with other alarm units.
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Inventors:
Chang Qi Hoon
Wu Michel
Wu Michel
Application Number:
JP2000540523A
Publication Date:
March 26, 2002
Filing Date:
January 14, 1999
Export Citation:
Assignee:
PSA Products PTT Limited
Fanatics Hong Kong Limited
Fanatics Hong Kong Limited
International Classes:
G08B17/10; G08B19/00; G08B23/00; (IPC1-7): G08B17/10; G08B19/00; G08B23/00
Attorney, Agent or Firm:
Field Saki Teruo