EMERGENCY INFORMATION TRANSMISSION EQUIPMENT

Japanese Patent JP2000306179

A

To provide an emergency information transmission equipment provided with a single emergency transmitter which is combined with a prescribed alarm to discriminate plural conditions.

This emergency information transmission equipment is comprised of a gas leakage alarm 1, a fire alarm 2, and an emergency transmitter 3 which receives alarms from the gas leakage alarm 1 and the fire alarm 2 to output a prescribed radio signal RS, and the emergency transmitter 3 is provided with a potential detection means 4 which receives a state signal from the gas leakage alarm 1, a circuit open/close detection means 5 which receives a state signal from the fire alarm 2, and a radio signal sending means 6 which stepwise discriminates the faulty state, the normal operation state, or the emergency operation state in accordance with the potential of the state signal passing the potential detection means 4 and discriminates at least the normal operation state or the emergency operation state in accordance with the state signal passing the circuit open/close detection means 5.

JPS63120395

GAS SENSOR

TOMITA AKIO
ABE TAKASHI
TAJIMA TAKASHI
FUKUMOTO NAOHIKO
OKAMOTO SHINJI
KATO HIROYUKI
SUGIBAYASHI MIKIO

JP11386099A

November 02, 2000

April 21, 1999

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OSAKA GAS CO LTD
TATEYAMA KAGAKU KOGYO KK

G08B21/16; G08B17/00; G08B25/00; G08B25/10; (IPC1-7): G08B25/00; G08B17/00; G08B21/16; G08B25/10

JPH1166467A	1999-03-09
JPH10334369A	1998-12-18
JPH0378399U	1991-08-08
JPH01297796A	1989-11-30

Nobumichi Miyata

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