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发明名称
超重警报书包
摘要
本实用新型公开了一种超重警报书包,它设有超重报警电路,弹性金属片(5)设置在书包的拎手上,金属条(6)上设有绝缘套,金属条(6)放置在弹性金属片(5)上的小孔中,电源(1)、扬声器(2)、语音集成块(3)和信号灯(4)呈串联状态,此串联电路的一端与弹性金属片(5)相连接,另一端与金属条(6)相连接,当弹性金属片(5)受力达一定值时与金属条(6)碰接,报警电路接通。它使用方便,有利于学生身心健康,激发学生的学趣味。
申请公布号
CN2452358Y
申请公布日期
2001.10.10
申请号
CN00261862.1
申请日期
2000.12.12
申请人
张金辉
发明人
张金辉
分类号
A45C15/00;G08B21/00
主分类号
A45C15/00
代理机构
代理人
主权项
1、一种超重警报书包,包括背带、拎手和口袋,其特征在于它设有超重报警电路,由电源(1)、扬声器(2)、语音集成块(3)、弹性金属片(5)和金属条(6)组成,弹性金属片(5)设置在书包的拎手上,金属条(6)上设有绝缘套,金属条(6)放置在弹性金属片(5)的小孔中,弹性金属片(5)设有触点(7),电源(1)、扬声器(2)和语音集成块(3)呈串联状态,此串联电路的一端与弹性金属片(5)相连接,串联电路的另一端与金属条(6)相连接,当弹性金属片(5)不受力作用或者受力小于一定值时,金属条(6)与弹性金属片(5)的触点(7)不接触,报警电路呈断开状态,当弹性金属片(5)受力达到一定值时,触点(7)与金属条(6)碰接,报警电路接通,发出警报声。
地址
225451江苏省泰兴市张桥乡张华村一组
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