Household gas alarm

The utility model relates to a household gas combustible alarm, which comprises a gas sensor 2, a power supply circuit 3, an alarm circuit 4, a temperature/humidity sensor 5 and a display screen 6, wherein, the alarm circuit 4 comprises a single chip computer 41, a crystal vibration circuit 42 which...

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Hauptverfasser:	NENGXIONG DAI, WEI,WANG TIAN
Format:	Patent
Sprache:	eng
Schlagworte:	ALARM SYSTEMS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING
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creator	NENGXIONG DAI WEI,WANG TIAN
description	The utility model relates to a household gas combustible alarm, which comprises a gas sensor 2, a power supply circuit 3, an alarm circuit 4, a temperature/humidity sensor 5 and a display screen 6, wherein, the alarm circuit 4 comprises a single chip computer 41, a crystal vibration circuit 42 which carries out one-way connection with the single chip computer 41, an audible and visual alarm circuit 43, a heating circuit 44, a display drive circuit 45 which carries out double-way connection with the single chip computer 41, a storage 46, a resetting/testing circuit 41 and a power up/testing circuit 48. The inner part of the single chip computer 41 is solidified with a software program P. The device of the utility model has the audible and visual alarm of a common alarm, besides the utility model can also realize the liquid crystal digital display alarm according to temperature and humidity in current environment and the concentration of the combustible gas.
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The inner part of the single chip computer 41 is solidified with a software program P. The device of the utility model has the audible and visual alarm of a common alarm, besides the utility model can also realize the liquid crystal digital display alarm according to temperature and humidity in current environment and the concentration of the combustible gas.</description><edition>6</edition><language>eng</language><subject>ALARM SYSTEMS ; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES ; MEASURING ; ORDER TELEGRAPHS ; PHYSICS ; SIGNALLING ; SIGNALLING OR CALLING SYSTEMS ; TESTING</subject><creationdate>2000</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20000920&DB=EPODOC&CC=CN&NR=2397490Y$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,776,881,25542,76290</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20000920&DB=EPODOC&CC=CN&NR=2397490Y$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>NENGXIONG DAI</creatorcontrib><creatorcontrib>WEI,WANG TIAN</creatorcontrib><title>Household gas alarm</title><description>The utility model relates to a household gas combustible alarm, which comprises a gas sensor 2, a power supply circuit 3, an alarm circuit 4, a temperature/humidity sensor 5 and a display screen 6, wherein, the alarm circuit 4 comprises a single chip computer 41, a crystal vibration circuit 42 which carries out one-way connection with the single chip computer 41, an audible and visual alarm circuit 43, a heating circuit 44, a display drive circuit 45 which carries out double-way connection with the single chip computer 41, a storage 46, a resetting/testing circuit 41 and a power up/testing circuit 48. The inner part of the single chip computer 41 is solidified with a software program P. 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The inner part of the single chip computer 41 is solidified with a software program P. The device of the utility model has the audible and visual alarm of a common alarm, besides the utility model can also realize the liquid crystal digital display alarm according to temperature and humidity in current environment and the concentration of the combustible gas.</abstract><edition>6</edition><oa>free_for_read</oa></addata></record>
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subjects	ALARM SYSTEMS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING ORDER TELEGRAPHS PHYSICS SIGNALLING SIGNALLING OR CALLING SYSTEMS TESTING
title	Household gas alarm
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