Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
VOICE ALARM DEVICE AND RECEIVER FOR RESIDENCE AND FIRE ALARM SYSTEM FOR APARTMENT-HOUSE
Document Type and Number:
Japanese Patent JP3783992
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To accurately recognize the result of check even when a start signal is turned on only for several seconds.
SOLUTION: This system is provided with a voice alarm device 56, and this device 56 is provided with a check mode in which the preliminarily decided block of a voice alarm signal to be outputted in a normal time is outputted even when a start signal is turned on only for about two seconds according to a fire signal E4 outputted by a repeater 3 in response to a test normal end signal which is outputted for almost two seconds by an outside tester 40 when the test of a fire sensor 10 is normally ended at the time of residence check for operating the remote operation test of the fire sensor 10 by using the outside tester 40.


Inventors:
池田 賢治
小山 清明
Application Number:
JP1998000187131
Publication Date:
June 07, 2006
Filing Date:
July 02, 1998
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ホーチキ株式会社
International Classes:
G08B17/00; G08B23/00; (IPC1-7): G08B17/00; G08B23/00
Domestic Patent References:
JP6431489U
JP5174270A
JP816956A
JP962974A
JP7175996A
Attorney, Agent or Firm:
鹿嶋 英實