Anti-theft electronic alarm device for storeroom

The utility model provides an anti-theft electronic alarm device, which comprises a sounder, a switcher provided with a contactor, and a switch, wherein the sounder is connected with the switcher, the switcher is connected with the switch, and the switch is connected with the power plug. The anti-th...

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Bibliographic Details
Main Author ZHUYU YANG
Format Patent
LanguageEnglish
Published 03.01.2007
Subjects
ALARM SYSTEMS
ORDER TELEGRAPHS
PHYSICS
SIGNALLING
SIGNALLING OR CALLING SYSTEMS
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Summary:The utility model provides an anti-theft electronic alarm device, which comprises a sounder, a switcher provided with a contactor, and a switch, wherein the sounder is connected with the switcher, the switcher is connected with the switch, and the switch is connected with the power plug. The anti-theft electronic alarm device can be installed on the door frame, contacting with door. It has advantages of low manufacturing cost and convenience for use.
Bibliography:Application Number: CN20052125685U