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发明名称
具有定时、扩音功能的交通信号机
摘要
本实用新型提供了使交通信号机具有定时开关和兼具扩音功能的结构方案。在现有信号机基础上增加了光控、可调延时开关电路,天亮时自动开机,天黑后,按预先设定的时间延时1-5小时自动关机,并附带简易扩音装置,为值勤人员提供喊话或播放录音的方便。
申请公布号
CN2114862U
申请公布日期
1992.09.02
申请号
CN91225839.X
申请日期
1991.09.27
申请人
刘忠战
发明人
刘忠战
分类号
G08G1/07
主分类号
G08G1/07
代理机构
代理人
主权项
1、一种用于指挥交通的具有定时、扩音功能的交通信号机,其特征是:a、信号机内有光控、延时开关电路以控制信号机的开和关。b、信号机内有附加的扩音装置。
地址
新疆维吾尔自治区克拉玛依市准葛尔路石油研究院
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