Locking net trigger type burglar alarm

Locking net trigger type burglar alarm

The utility model relates to a locking net trigger type burglar alarm, which is composed of a power supply, electric nets arranged in interlayers of a door and a window, a connecting rod arranged on a lock, a minisize switch arranged on a doorframe, and a trigger control alarm circuit which is compo...

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1. Verfasser: GENCHENG YU
Format: Patent
Sprache:eng
Schlagworte:
ALARM SYSTEMS
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
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creator GENCHENG YU
description The utility model relates to a locking net trigger type burglar alarm, which is composed of a power supply, electric nets arranged in interlayers of a door and a window, a connecting rod arranged on a lock, a minisize switch arranged on a doorframe, and a trigger control alarm circuit which is composed of a minisize switch of a relay, a one-way controlled silicon, annunciators, etc. When a burglar uses keys which are not matched or other tools breaks the door and the window, breaks off the electric net, and touches the minisize switch arranged on the doorframe, all the annunciators send out alarm sound, a main switch is cut off, and the alarm sound is stopped. The utility model has the advantages of simple structure, convenient installation, low cost and high reliability, and both alternating current and direct current can be used.
format Patent
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The utility model has the advantages of simple structure, convenient installation, low cost and high reliability, and both alternating current and direct current can be used.</description><edition>7</edition><language>eng</language><subject>ALARM SYSTEMS ; ORDER TELEGRAPHS ; PHYSICS ; SIGNALLING ; SIGNALLING OR CALLING SYSTEMS</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&amp;date=20000329&amp;DB=EPODOC&amp;CC=CN&amp;NR=2371611Y$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,778,883,25551,76302</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20000329&amp;DB=EPODOC&amp;CC=CN&amp;NR=2371611Y$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>GENCHENG YU</creatorcontrib><title>Locking net trigger type burglar alarm</title><description>The utility model relates to a locking net trigger type burglar alarm, which is composed of a power supply, electric nets arranged in interlayers of a door and a window, a connecting rod arranged on a lock, a minisize switch arranged on a doorframe, and a trigger control alarm circuit which is composed of a minisize switch of a relay, a one-way controlled silicon, annunciators, etc. When a burglar uses keys which are not matched or other tools breaks the door and the window, breaks off the electric net, and touches the minisize switch arranged on the doorframe, all the annunciators send out alarm sound, a main switch is cut off, and the alarm sound is stopped. 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subjects ALARM SYSTEMS
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
title Locking net trigger type burglar alarm
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